July Weather in Southeast Asia - 2025

The area of southeast Asia is one where many snowbirds should be keen to spend their winter months. Vietnam, Thailand, Singapore, and the Philippines, are all part of the 11 countries located in Southeast Asia and among the most beautiful places in the world. Countries in this region are east of India, south of china, and northwest of Australia. It is made up of two geographic regions. Maritime Southeast Asia and mainland Southeast Asia. Southeast Asia takes up 3% of the total land area of the world which makes it an awesome area to explore with many things to see. It is one of the richest and most diverse areas in the world and its people speak many languages with hundreds of ethnicities.

A million years ago, this area was inhabited by Homo Erectus during the Pleistocene age. The world's oldest rock art aged 40,000 was also discovered here in the Borneo caves.

July weather in Southeast Asia

To get a good overview of the type of weather you can expect in July in Southeast Asia, we will look at the day and night temperature, minimum and maximum water temperature, and if July is comfortable or humid

Generally, July in Southeast Asia will be really nice. Historical data shows that you can expect an average temperature of around 82°F / 28°C. But due to the extreme humidity it can feel extremely uncomfortable. During the night, it will cool down to around 75°F / 24°C. Many will prefer a location with air conditioning due to the night temperature, and the high humidity level.

Southeast Asia has its share of rainy days in July. You can expect around 29 rainy days, with on average 15.4 inches / 391 mm of rain during the whole month.

But remember that rain can be short and heavy for many tropical locations, particularly during the rainy season. It means that the number of days with rain and the amount of rain can be high, but you will still see many lovely days with a short period of heavy rain.

July weather in Southeast Asia in more detail

To get a better feeling for the type of weather, you can expect in July in Southeast Asia, we will look at the temperature, rain, wind, humidity, water temperature, and sun and clouds

- What will the temperature be in Southeast Asia in July

Generally, you can expect in July an average temperature of 82°F / 28°C during the day and an average of 75°F / 24°C during the night. In July, during the warmest part of the afternoon, the temperature can often get as high as 87°F / 31°C, and at the end of the night, it can get as low as 73°F / 23°C.

When looking at the whole year, July, August and September are the coldest months, with an average temperature of around 82°F / 28°C. February and March are the hottest months, with an average temperature of around 91°F / 33°C. When comparing July with the temperature in the month before and after, this is almost equal to June, which sees an average maximum temperature of around 84°F / 29°C. And equal to August, which sees an average maximum temperature of around 82°F / 28°C.

But average temperatures only tell half of the story. It is also good to check the maximum and minimum temperatures. When looking at the whole year, March is the hottest month, with a temperature of around 96°F / 36°C. July, August and September are the coldest months, with a temperature of around 87°F / 31°C. When comparing July with the temperature in the month before and after, this is almost equal to June, which sees an average maximum temperature of around 89°F / 32°C. And equal to August, which sees an average maximum temperature of around 87°F / 31°C.

In the following graph, you can see how many cold and hot days you can expect in Southeast Asia each month:

- Can you expect rain in July in Southeast Asia?

Generally, you can expect about 29 rain days in July, with on average 15.4 inches / 391 mm of rain.

When looking at the whole year, January is the dryest month, with an average rainfall of around 0.8 inches / 20 mmmm. September is the wettest month, with an average rainfall of around 16.8 inches / 426 mmmm. When comparing July with the month before and after, this is a lot more than June, which sees around 14.4 inches / 365 mm of rain. And a lot less than August, which sees around 16.7 inches / 423 mm of rain

If we look at the number of days with rain, January is the month with the least amount of rain days with an average of between 7 and 8 days. July is the month with the most rain days with an average of between 28 and 29 days. When comparing July with the month before and after, this is almost equal to June, which sees around 27 days of rain. And almost equal to August, which sees an average of between 28 and 29 days of rain

There is one thing that is important to know, in many tropical destinations rain can be short and heavy, particularly during the rainy season. It means that the number of days with rain and the amount of rain can be high, but you will still see many lovely days with a short period of heavy rain.

- What will the water temperature be in Southeast Asia for July

You can expect in July, the water temperature for Southeast Asia to be between 86°F / 30°C and 84°F / 29°C.

To compare the water temperature we will use the maximum water temperature. You can expect this temperature on a more sunny day, close to the shore, when the wind does not mix the relatively warmer and colder water.

April has the highest water temperature, with an average of between 87°F / 31°C and 89°F / 32°C. January has the lowest water temperature, with around 84°F / 29°C. When comparing the water temperature from July with the month before and after, July has a water temperature almost equal to June, with a water temperature of around 87°F / 31°C. And almost equal to the water temperature from August, that is an average of between 84°F / 29°C and 86°F / 30°C.

- Can you expect in July a lot of sunny days in Southeast Asia

Generally, you can expect around 1 sunny days in July and around 8 partly sunny days. The remaining days will be cloudy.

When looking at the whole year, December is the month with the highest number of sunny days, with around 16 sunny days. September is the month with the lowest number of sunny days, with an average of between 0 and 1 sunny days. When comparing July with the number of sunny days in the month before and after, it is almost equal to June, with an average of between 0 and 1 sunny days. And almost equal to August, with an average of between 0 and 1 sunny days

We have looked at the sunny days in Southeast Asia. Let's also look at the cloudy or overcast days. August is the month with the highest number of cloudy days, with an average of between 22 and 23 cloudy days. February is the month with the lowest number of cloudy days, with an average of between 1 and 2 cloudy days. When comparing July with the number of cloudy days in the month before and after, it is almost equal to June, with an average of between 20 and 21 cloudy days. And almost equal to August, with an average of between 22 and 23 cloudy days

- Will it be comfortable in July in Southeast Asia?

Generally, July in Southeast Asia will be extremely humid, and can feel extremely uncomfortable.

We use the humidity and temperature in Southeast Asia to calculate the Wintersun Expert Comfort level for each month. The lower the Wintersun Expert Comfort level, the more comfortable it will be. Only for certain people, extremely dry air can feel slightly uncomfortable.

When looking at the whole year, November has the lowest humidity, with a Wintersun Expert comfort level of "slightly uncomfortable" (moderately humid). April has the highest humidity, with a Wintersun Expert comfort level of "extremely uncomfortable" (extremely humid). When comparing July with the month before and after, this is equal to June, which has a Wintersun Comfort level of "extremely uncomfortable" (extremely humid). And almost equal to August, which has a Wintersun Comfort level of "extremely uncomfortable" (extremely humid)

What to do in Southeast Asia in July

• Gardens by the bay - this botanical feat located in Singapore challenges gardens worldwide. You get to see what environments from the montane rainforest to Mediterranean gardens look like thanks to the biodomes controlled using temperature. One of the most stunning parts of this garden is its supertrees that put on a light show every night by 7.45 & 8.45 pm respectively. 
• Angkor temples - among the world's most iconic monuments, these temples in Cambodia were once the great capital of the Khmer Empire. Many visitors chose to ride bicycles around the temples to take in the sites but you can also take a leisurely stroll instead to fully appreciate the jaw-dropping beauty of the temple walls.
• Khao Yao National Park - one of Thailand's UNESCO listed national parks, this park is inhabited by elephants and its beautiful walking trails are something nature-loving snowbirds would appreciate. There are breathtakingly amazing waterfalls to behold as well as different species of colorful birds.
• Luang Prabang - this UNESCO heritage site located in Laos is filled with some of the most interesting Lao architecture. There are also echoing caves, bathing pools, and waterfalls to explore if you ever tire of the quiet temples in Laos.
• Beaches - some of the most pristine beaches can be found in Thailand's Krabi Province. The water is the brightest emerald and there are several quiet islands you can explore away from all the tourists like the Ko Lanta beaches.Pangkor Island, Perak

Is it humid in Southeast Asia in July?

A lot of people ask interested in the humidity or relative humidity for Southeast Asia in July. But the real question they want to ask is not about humidity but the amount of moisture in the air. Or better, about comfort. Will it be comfortable in July in Southeast Asia, or will high humidity make it uncomfortable.

To answer this question, we have to look at the dew point. Relative humidity can change a lot in Southeast Asia during the day and night, as it changes when the amount of moisture changes and, but also when the temperature changes. It is a lot less reliable for comfort. Where the dew point only varies with the amount of moisture in the air.

Looking at the dew point, we can see that for the month of July, you can expect that Southeast Asia will be extremely humid, and can feel extremely uncomfortable.

November is the month with the most comfort. It will be moderately humid, and can feel slightly uncomfortable for some. April is the most uncomfortable month. It will be extremely humid, and can feel extremely uncomfortable. In the graph, you can see that there is not a lot of difference between the most comfortable and most uncomfortable months.

Is July a good time to go to Southeast Asia?

Trying to answer the question of whether July is a good time to go to Southeast Asia is not as easy as it first seems. Some people like colder weather, and others prefer a warmer climate. Some are fine with some humidity, and others are not. If your location has air conditioning, the night temperature is less important.

These are some examples. I will try to answer the question with a more generic person in mind. The more detailed information in this article should be enough to check further if this applies to you as well.

If we look at the average temperature for Southeast Asia in July, we can see that it will be fine for most people. In July, you can expect it to be really nice, with an average temperature of around 82°F / 28°C. But due to the extreme humidity it can feel extremely uncomfortable. During the night, it will be around 75°F / 24°C.

There are a significant number of overcast days in July. That does not mean there is not sun with around 1 sunny days and 8 partly sunny days.

The last aspect we will look at is rain. You can expect around 29 rainy days, with on average 15.4 inches / 391 mm of rain during July. More then 5 days rain per month makes the chance higher you will see some rain during a shorter stay. But a day with rain does not mean a day you can not enjoy.

We have looked at the average day temperature, the night temperature, humidity, the number of overcast days, and the rain. We think that July in Southeast Asia is not the most optimal destination. But that doesn't mean it is not a good time for you to go. As said before, each visitor has their own preferences when it comes to the weather.

Does it rain all day in Southeast Asia in July?

In Southeast Asia, there are a lot of rainy days in July. You can expect around 29 rainy days, with on average 15.4 inches / 391 mm of rain during the month.

Another way of looking at the rain is the number of sunny days. For Southeast Asia, there are, on average 1 sunny days and 8 partly sunny days in July. That clearly shows that it is not raining all the time.

And, as for many tropical locations, rain can be short and heavy. This applies particularly during the rainy season. It means that the number of days with rain and the amount of rain can be high, but you will still see many lovely days with a short period of heavy rain.

Is July the rainiest month in Southeast Asia?

July is the month with the most rainy days, and not the month with the most rain.

To answer what the rainiest month is in Southeast Asia, we will both look at the month with the most rain, and the month with the highest number of rainy days.

July is the month with the the highest number of rainiest days. On average, you can expect 29 days with rain. January is the month with the lowest number of rainy days, with aproximately 8 days.

July is the month with the most rain. This is not equal as the one with the most rainy days. On average, you can expect 16.8 inches / 426 mm of rain. January is the month with the least amount of rain. This is not the same month as the one with the lowest number of rainy days. You can expect approximately 0.8 inches / 20 mm of rain.

Is July the most sunniest month in Southeast Asia?

July is not the month with the most sunny days, not the month with the most partly sunny days, and it is not the month with the lowest number of overcast days.

To answer what the sunniest month is in Southeast Asia, we will of course look at the month with the most sunniest days, but also look at the month with the biggest number of days that are sunny or partly sunny.

December is the month with the highest number of sunny days. On average, you can expect 1 sunny day, and 8 partly suny days. September is the month with the lowest number of sunny days.

January is the month with the highest number of sunny days and partly sunny days combined. While August is the month with the lowest number of sunny days and partly sunny days combined.

The last thing we will look at is the number of overcast days. February is the month with the lowest number of overcast days. While August is the month with the highest number of overcast days.

More information about Southeast Asia

Weather in Southeast Asia in other months

• Weather in Southeast Asia for January
• Weather in Southeast Asia for February
• Weather in Southeast Asia for March
• Weather in Southeast Asia for April
• Weather in Southeast Asia for May
• Weather in Southeast Asia for June
• Weather in Southeast Asia for August
• Weather in Southeast Asia for September
• Weather in Southeast Asia for October
• Weather in Southeast Asia for November
• Weather in Southeast Asia for December

What to do in Southeast Asia for each month

• What to do in January in Southeast Asia
• What to do in February in Southeast Asia
• What to do in March in Southeast Asia
• What to do in April in Southeast Asia
• What to do in May in Southeast Asia
• What to do in June in Southeast Asia
• What to do in July in Southeast Asia
• What to do in August in Southeast Asia
• What to do in September in Southeast Asia
• What to do in October in Southeast Asia
• What to do in November in Southeast Asia
• What to do in December in Southeast Asia