Ayutthaya monthly weather and climate
Ayutthaya · Central Thailand, near Bangkok
If you want to explore Ayutthaya's temples and ruins on foot, the cooler mornings of the November-to-February dry season are a good choice. April brings intense heat, while rising levels in the Chao Phraya River can cause flooding in September and October. The river may remain high after rain eases, so the flood risk can continue.
4 mmJan10 mmFeb50 mmMar101 mmApr211 mmMay182 mmJun228 mmJul302 mmAug330 mmSep162 mmOct19 mmNov3 mmDec
When are the dry and rainy seasons?
- Best time to visit
- Nov–Feb
- Dry season
- Nov–Feb
- Rainy season
- May–Oct
- Hottest month
- Apr (37°C)
- Wettest month
- Sep (330 mm)
Monthly weather and climate
Use the table below to compare hotter and wetter months. These are historical climate averages, so they do not give a forecast for your travel dates or tell you whether you will be able to swim.
| Month | Travel rating | Temperature | Rainfall | Rainy days | Humidity | Sunshine | Sea conditions |
|---|---|---|---|---|---|---|---|
| January | ++ Very good | 21~34°C | 4 mm | 4 days | 65% | 9 hours | Not applicable |
| February | ++ Very good | 23~35°C | 10 mm | 1 days | 63% | 10 hours | Not applicable |
| March | ++ Very good | 24~36°C | 50 mm | 6 days | 62% | 9 hours | Not applicable |
| April | + Good | 25~37°C | 101 mm | 9 days | 63% | 10 hours | Not applicable |
| May | - Not recommended | 25~35°C | 211 mm | 14 days | 70% | 11 hours | Not applicable |
| June | ± Average | 25~34°C | 182 mm | 14 days | 74% | 10 hours | Not applicable |
| July | - Not recommended | 25~33°C | 228 mm | 18 days | 75% | 8 hours | Not applicable |
| August | - Not recommended | 25~33°C | 302 mm | 17 days | 77% | 7 hours | Not applicable |
| September | - Not recommended | 25~33°C | 330 mm | 18 days | 80% | 7 hours | Not applicable |
| October | - Not recommended | 24~33°C | 162 mm | 20 days | 78% | 7 hours | Not applicable |
| November | ++ Very good | 23~33°C | 19 mm | 8 days | 70% | 7 hours | Not applicable |
| December | ++ Very good | 21~32°C | 3 mm | 2 days | 65% | 7 hours | Not applicable |
| Month | Weather and travel advice |
|---|---|
| January | The weather is dry and pleasant. Cooler mornings are a good time to explore the temples. |
| February | Temperatures rise, but it remains dry. Conditions are still pleasant for exploring on foot. |
| March | March temperatures range from 24–36°C, with 50 mm of rainfall. |
| April | The hottest month coincides with the Songkran festival. Expect intense heat when exploring the ruins. |
| May | The rainy season begins with heavy downpours. The landscape around the temples turns green. |
| June | This is a rainy month. Intense heat continues even between showers. |
| July | Humid weather brings frequent showers. Lush greenery surrounds the ruins. |
| August | Humidity is high. Heavy rain can cause flooding in some areas. |
| September | This is the wettest month. Water levels in the Chao Phraya River can rise considerably. |
| October | The river may remain high even as rain eases. A risk of flooding remains. |
| November | Conditions become more pleasant as the dry season approaches. |
| December | Dry, cooler weather makes this a good month for visiting the temples. |