Thailand Weather by Month: Temperature & Rainfall Guide

Many people wonder what the weather conditions are in Thailand over the year. What is the best time to visit Thailand?

This page shows the average weather conditions by month in Thailand over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Thailand ranges from good in Ang Thong to excellent in Bangkok. The temperatures range from high in Bo Kluea with 26°C (79°F) to very high in Ang Thong with 35°C (95°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Thailand in January here.

In February the weather in Thailand ranges from mixed in Ayutthaya to excellent in Hua Hin. The temperatures range from high in Bo Kluea with 29°C (84°F) to extremely high in Sing Buri with 37°C (99°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Thailand in February here.

In March the weather in Thailand ranges from less favorable in Ayutthaya to very good in Patong Beach. The temperatures range from high in Chaweng Beach with 30°C (86°F) to extremely high in Mueang Kao with 39°C (102°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Thailand in March here.

In April the weather in Thailand ranges from less favorable in Bangkok to very good in Jomtien Beach. The temperatures range from very high in Koh Lipe with 30°C (86°F) to extremely high in Sawankhalok with 40°C (104°F). On average, this month is one of the warmest months of the year in Thailand. So be prepared and make sure to dress lightly.

Find more detailed climate information for Thailand in April here.

In May the weather in Thailand ranges from less favorable in Bangkok to good in Hua Hin. The temperatures range from very high in Bo Kluea with 30°C (86°F) to extremely high in Nakhon Sawan with 38°C (100°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Thailand in May here.

In June the weather in Thailand ranges from less favorable in Bangkok to very good in Hua Hin. The temperatures range from high in Bo Kluea with 29°C (84°F) to extremely high in Ban Doem Bang with 37°C (99°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Thailand in June here.

In July the weather in Thailand ranges from less favorable in Bangkok to excellent in Bo Kluea. The temperatures range from high in Bo Kluea with 28°C (82°F) to extremely high in Ban Doem Bang with 36°C (97°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Thailand in July here.

In August the weather in Thailand ranges from less favorable in Bangkok to very good in Lamai Beach. The temperatures range from high in Bo Kluea with 28°C (82°F) to extremely high in Ban Doem Bang with 35°C (95°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Thailand in August here.

In September the weather in Thailand ranges from less favorable in Bangkok to good in Hua Hin. The temperatures range from high in Bo Kluea with 28°C (82°F) to very high in Suphan Buri with 35°C (95°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Thailand in September here.

In October the weather in Thailand ranges from less favorable in Bangkok to excellent in Chiang Muan. The temperatures range from high in Bo Kluea with 27°C (81°F) to very high in Sawankhalok with 34°C (93°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Thailand in October here.

In November the weather in Thailand ranges from less favorable in Ao Nang Beach to excellent in Chiang Mai. The temperatures range from high in Bo Kluea with 26°C (79°F) to very high in Suphan Buri with 34°C (93°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Thailand in November here.

In December the weather in Thailand ranges from less favorable in Hat Yai to excellent in Bangkok. The temperatures range from high in Bo Kluea with 25°C (77°F) to very high in Ang Thong with 34°C (93°F). On average, this month is the coldest month of the year in Thailand.

Find more detailed climate information for Thailand in December here.