When is the best time to go to Nai Harn
The chart above shows the best time of year to visit Nai Harn, Thailand. 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 Nai Harn
Nai Harn weather by month
Please note our recommendations for when to visit Nai Harn 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 | Sea temp |
|---|---|---|---|---|
| 28°C | 42mm | 9.4hrs | 12.5hrs | 28°C |
The weather in January in Nai Harn is characteristically hot, humid and reasonably dry.
It is perhaps a good month to visit Nai Harn, with some inordinately good weather at this time of year.
January is in the winter in Nai Harn and is typically the coldest month of the year. Daytime maximum temperatures average around a steamy 32°C (89°F), whilst at night 23°C (73°F) is normal.
On average January is the driest month of the year in Nai Harn with around 42mm 1.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.4 hours of sunshine per day.
February
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 29°C | 28mm | 9.8hrs | 12.6hrs | 29°C |
February in Nai Harn is generally dry with the temperature being hot.
It is perhaps the perfect month to visit Nai Harn, with some surprisingly good weather at this time of year.
February is in the winter in Nai Harn and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a warm 33°C (91°F), whilst at night 23°C (73°F) is normal.
On average February is the 2nd driest month of the year in Nai Harn with around 28mm 1.1 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 9.8 hours of sunshine per day.
Nai Harn weather in February »
March
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 30°C | 59mm | 9.1hrs | 12.8hrs | 29°C |
The weather in March in Nai Harn is characteristically very hot, humid and reasonably dry.
It is perhaps a good month to visit Nai Harn, with some surprisingly good weather at this time of year.
March is in the spring in Nai Harn and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a steamy 33°C (92°F), whilst at night 24°C (74°F) is normal.
On average March is the 3rd driest month of the year in Nai Harn with around 59mm 2.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.1 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 30°C | 140mm | 8.3hrs | 13hrs | 30°C |
Nai Harn's weather in April is typically very hot, humid and wet in nature.
Based on weather alone, this is probably a time of year to avoid going to Nai Harn for your holidays. The weather is often not a good and not conducive to spending time outdoors.
April is in the spring in Nai Harn and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a steamy 33°C (91°F), whilst at night 24°C (75°F) is normal.
On average April is the 4th driest month of the year in Nai Harn with around 140mm 5.5 inches of rain making it a wet time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.3 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 28°C | 337mm | 6.5hrs | 13.2hrs | 30°C |
May is a very wet, humid month in Nai Harn and the temperature is generally hot.
Based on weather alone, this is probably a time of year to avoid going to Nai Harn for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
May is in the spring in Nai Harn and is typically the 5th coldest 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 May is the 5th driest month of the year in Nai Harn with around 337mm 13.3 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 6.5 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 28°C | 283mm | 5.6hrs | 12.5hrs | 30°C |
Nai Harn's weather in June is typically hot, humid and very wet in nature.
Based on weather alone, this is probably a time of year to avoid going to Nai Harn for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
June is in the summer in Nai Harn and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 24°C (76°F) is normal.
On average June is the 6th driest month of the year in Nai Harn with around 283mm 11.1 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 5.6 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 28°C | 289mm | 6.2hrs | 12.6hrs | 30°C |
July in Nai Harn is generally very wet with the temperature being hot.
Based on weather alone, this is probably a time of year to avoid going to Nai Harn for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
July is in the summer in Nai Harn and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 24°C (75°F) is normal.
On average July is the 6th wettest month of the year in Nai Harn with around 289mm 11.4 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 6.2 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 28°C | 273mm | 6.1hrs | 12.8hrs | 29°C |
The weather in August in Nai Harn is characteristically hot, humid and very wet.
Based on weather alone, this is probably a time of year to avoid going to Nai Harn for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
August is in the summer in Nai Harn and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 24°C (75°F) is normal.
On average August is the 5th wettest month of the year in Nai Harn with around 273mm 10.8 inches of rain making it a very wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.1 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 27°C | 402mm | 5.5hrs | 13hrs | 29°C |
Nai Harn'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 Nai Harn for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
September is in the fall / autumn in Nai Harn and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (87°F), whilst at night 24°C (74°F) is normal.
On average September is the 4th wettest month of the year in Nai Harn with around 402mm 15.8 inches of rain making it a very wet time to visit. This rainfall is typically spread over 23 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.5 hours of sunshine per day.
Nai Harn weather in September »
October
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 28°C | 338mm | 6.2hrs | 13.2hrs | 29°C |
October is a very wet, humid month in Nai Harn and the temperature is generally hot.
Based on weather alone, this is probably a time of year to avoid going to Nai Harn for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
October is in the fall / autumn in Nai Harn and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 23°C (74°F) is normal.
On average October is the 3rd wettest month of the year in Nai Harn with around 338mm 13.3 inches of rain making it a very wet time to visit. This rainfall is typically spread over 22 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.2 hours of sunshine per day.
November
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 28°C | 184mm | 7hrs | 12.5hrs | 29°C |
November is a wet, humid month in Nai Harn and the temperature is generally hot.
Based on weather alone, this is probably a time of year to avoid going to Nai Harn for your holidays. The weather is often relatively bad and not conducive to spending time outdoors.
November is in the fall / autumn in Nai Harn and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (87°F), whilst at night 23°C (74°F) is normal.
On average November is the 2nd wettest month of the year in Nai Harn with around 184mm 7.2 inches of rain making it a wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 7 hours of sunshine per day.
Nai Harn weather in November »
December
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 28°C | 66mm | 8.2hrs | 12.6hrs | 29°C |
December in Nai Harn is generally reasonably dry with the temperature being hot.
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 Nai Harn.
December is in the winter in Nai Harn and is typically the warmest month of the year. Daytime maximum temperatures average around a steamy 31°C (88°F), whilst at night 23°C (74°F) is normal.
On average December is the wettest month of the year in Nai Harn with around 66mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.2 hours of sunshine per day.
Other monthly averages
Nai Harn weather stats
| Hottest month: | April | 32.8°C 91°F |
|---|---|---|
| Driest month: | February | 28mm 1.1ins |
| Sunniest month: | February | 9.8hrs |
| Coldest month: | September | 30.1°C 86.2°F |
| Wettest month: | September | 402mm 15.8ins |
| Warmest sea: | May | 30.2°C 86.4°F |
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