When is the best time to go to Vientiane
The chart above shows the best time of year to visit Vientiane, Laos. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.
Average temperatures in Vientiane
Vientiane weather by month
Please note our recommendations for when to visit Vientiane are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.
January
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 26°C | 7mm | 8.9hrs | 12hrs |
January is a very dry month in Vientiane and the temperature is generally warm.
It is perhaps the perfect month to visit Vientiane, with some surprisingly good weather at this time of year.
January is in the winter in Vientiane and is typically the coldest month of the year. Daytime maximum temperatures average around a comfortable 29°C (85°F), whilst at night 16°C (61°F) is normal.
On average January is the driest month of the year in Vientiane with around 7mm 0.3 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 8.9 hours of sunshine per day.
Vientiane weather in January »
February
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 29°C | 12mm | 8.5hrs | 12.3hrs |
February in Vientiane is generally dry with the temperature being hot.
Although outside the main holiday season, there is still plenty of pretty acceptable weather around this time of year. This makes it a good time to visit Vientiane.
February is in the winter in Vientiane and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a warm 32°C (89°F), whilst at night 18°C (65°F) is normal.
On average February is the 2nd driest month of the year in Vientiane with around 12mm 0.5 inches of rain making it a dry time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.5 hours of sunshine per day.
Vientiane weather in February »
March
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 31°C | 31mm | 7.9hrs | 12.7hrs |
The weather in March in Vientiane is characteristically hot and reasonably dry.
Although outside the main holiday season, there is still plenty of quite acceptable weather around this time of year. This makes it an okay time to visit Vientiane.
March is in the spring in Vientiane and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a warm 35°C (94°F), whilst at night 21°C (70°F) is normal.
On average March is the 3rd driest month of the year in Vientiane with around 31mm 1.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.9 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 32°C | 90mm | 8.2hrs | 13.3hrs |
Vientiane's weather in April is typically very hot and a little damp in nature.
Although outside the main holiday season, there is still plenty of quite acceptable weather around this time of year. This makes it an okay time to visit Vientiane.
April is in the spring in Vientiane and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a warm 36°C (96°F), whilst at night 24°C (75°F) is normal.
On average April is the 4th driest month of the year in Vientiane with around 90mm 3.5 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.2 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 30°C | 236mm | 7.1hrs | 13.7hrs |
May is a very wet, humid month in Vientiane and the temperature is generally very hot.
Based on weather alone, this is probably a time of year to avoid going to Vientiane for your holidays. The weather is often not a good and not conducive to spending time outdoors.
May is in the spring in Vientiane and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a steamy 34°C (93°F), whilst at night 24°C (76°F) is normal.
On average May is the 5th driest month of the year in Vientiane with around 236mm 9.3 inches of rain making it a very wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.1 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 29°C | 271mm | 5.5hrs | 12hrs |
June in Vientiane is generally very wet with the temperature being very hot.
Based on weather alone, this is probably a time of year to avoid going to Vientiane for your holidays. The weather is often not a good and not conducive to spending time outdoors.
June is in the summer in Vientiane and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 33°C (91°F), whilst at night 25°C (77°F) is normal.
On average June is the 6th driest month of the year in Vientiane with around 271mm 10.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.5 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 29°C | 245mm | 5.3hrs | 12.3hrs |
July in Vientiane is generally very wet with the temperature being very hot.
Based on weather alone, this is probably a time of year to avoid going to Vientiane for your holidays. The weather is often not a good and not conducive to spending time outdoors.
July is in the summer in Vientiane and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (90°F), whilst at night 25°C (76°F) is normal.
On average July is the 6th wettest month of the year in Vientiane with around 245mm 9.6 inches of rain making it a very wet time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.3 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 28°C | 332mm | 4.9hrs | 12.7hrs |
The weather in August in Vientiane is characteristically very hot, humid and very wet.
Based on weather alone, this is probably a time of year to avoid going to Vientiane for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
August is in the summer in Vientiane and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 24°C (76°F) is normal.
On average August is the 5th wettest month of the year in Vientiane with around 332mm 13.1 inches of rain making it a very wet time to visit. This rainfall is typically spread over 24 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.9 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 29°C | 278mm | 5.4hrs | 13.3hrs |
Vientiane's weather in September is typically hot, humid and very wet in nature.
Based on weather alone, this is probably a time of year to avoid going to Vientiane for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
September is in the fall / autumn in Vientiane and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 24°C (75°F) is normal.
On average September is the 4th wettest month of the year in Vientiane with around 278mm 10.9 inches of rain making it a very wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.4 hours of sunshine per day.
Vientiane weather in September »
October
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 28°C | 81mm | 8.1hrs | 13.7hrs |
October is a a little damp, humid month in Vientiane and the temperature is generally hot.
Although outside the main holiday season, there is still plenty of pretty acceptable weather around this time of year. This makes it an okay time to visit Vientiane.
October is in the fall / autumn in Vientiane and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (89°F), whilst at night 23°C (73°F) is normal.
On average October is the 3rd wettest month of the year in Vientiane with around 81mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.1 hours of sunshine per day.
Vientiane weather in October »
November
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 27°C | 12mm | 8.4hrs | 12hrs |
November is a dry, humid month in Vientiane and the temperature is generally hot.
It is perhaps the perfect month to visit Vientiane, with some surprisingly good weather at this time of year.
November is in the fall / autumn in Vientiane and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a muggy 30°C (86°F), whilst at night 19°C (67°F) is normal.
On average November is the 2nd wettest month of the year in Vientiane with around 12mm 0.5 inches of rain making it a dry time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.4 hours of sunshine per day.
Vientiane weather in November »
December
| Temp | Rain | Sunshine | Day length |
|---|---|---|---|
| 26°C | 4mm | 8.9hrs | 12.3hrs |
December in Vientiane is generally very dry with the temperature being warm.
It is perhaps the perfect month to visit Vientiane, with some particularly good weather at this time of year.
December is in the winter in Vientiane and is typically the warmest month of the year. Daytime maximum temperatures average around a comfortable 29°C (84°F), whilst at night 16°C (60°F) is normal.
On average December is the wettest month of the year in Vientiane with around 4mm 0.1 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 8.9 hours of sunshine per day.
Other monthly averages
Vientiane weather stats
| Hottest month: | April | 35.5°C 95.9°F |
|---|---|---|
| Driest month: | December | 4mm 0.2ins |
| Sunniest month: | December | 8.9hrs |
| Coldest month: | December | 28.3°C 82.9°F |
| Wettest month: | August | 332mm 13.1ins |
| Warmest sea: | June | 29.5°C 85.1°F |
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