Krabi monthly weather and climate
Krabi · Southern Andaman coast
Krabi's dry season runs from December through April. January through March brings calm seas for island trips. From May, rainfall increases and waves become rougher. Boat services may be canceled, particularly in September, which can affect plans for reaching the islands.
Before choosing your travel dates
The source's September notes describe it as the wettest month, but the table shows 280 mm in September and 298 mm in October. The facts also list February as the hottest month, while the monthly notes name April. These differences mean neither claim can be assigned definitively to a single month.
When are the dry and rainy seasons?
- Best time to visit
- Dec–Mar
- Dry season
- Dec–Apr
- Rainy season
- May–Nov
- Hottest month
- Feb (34°C)
- Wettest month
- Oct (298 mm)
Monthly weather and climate
Use the table below to compare hotter and rainier months. These are historical climate averages, not a forecast for your travel dates or an indication that swimming is allowed or safe.
| Month | Travel rating | Temperature | Rainfall | Rainy days | Humidity | Sunshine | Sea conditions |
|---|---|---|---|---|---|---|---|
| January | ++ Very good | 25~33°C (77~91.4°F) | 32 mm | 12 days | 76% | 8 hours | Calm |
| February | ++ Very good | 25~34°C (77~93.2°F) | 19 mm | 6 days | 74% | 9 hours | Calm |
| March | + Good | 26~34°C (78.8~93.2°F) | 57 mm | 8 days | 76% | 9 hours | Calm |
| April | + Good | 26~34°C (78.8~93.2°F) | 105 mm | 15 days | 79% | 10 hours | Moderate |
| May | - Not recommended | 26~33°C (78.8~91.4°F) | 215 mm | 20 days | 81% | 9 hours | Rough |
| June | - Not recommended | 26~32°C (78.8~89.6°F) | 214 mm | 19 days | 82% | 9 hours | Rough |
| July | - Not recommended | 25~32°C (77~89.6°F) | 216 mm | 20 days | 82% | 8 hours | Rough |
| August | - Not recommended | 26~32°C (78.8~89.6°F) | 230 mm | 20 days | 82% | 9 hours | Rough |
| September | - Not recommended | 25~32°C (77~89.6°F) | 280 mm | 21 days | 84% | 8 hours | Rough |
| October | - Not recommended | 25~31°C (77~87.8°F) | 298 mm | 22 days | 85% | 8 hours | Rough |
| November | - Not recommended | 25~32°C (77~89.6°F) | 148 mm | 19 days | 83% | 8 hours | Moderate |
| December | + Good | 25~32°C (77~89.6°F) | 59 mm | 17 days | 79% | 8 hours | Calm |
| Month | Weather and travel advice |
|---|---|
| January | Dry, warm weather and calm seas make this a good month for island trips. |
| February | This is the driest month, with clear seawater and good diving conditions. |
| March | The weather is warm and mostly dry, with calm seas. |
| April | Heat intensifies and showers begin to arrive as the monsoon approaches. |
| May | The southwest monsoon begins, bringing more rain and rougher seas. |
| June | The rainy season brings brief, heavy showers. The landscape around the limestone cliffs turns green. |
| July | Conditions are humid and changeable, with occasional strong storms. |
| August | Humid weather continues, with frequent showers and moderate winds. |
| September | Heavy rain and rough waves can lead to boat cancellations, affecting plans for reaching the islands. |
| October | This is the wettest month, with the highest humidity of the year. |
| November | Rain decreases as the dry season approaches. |
| December | The dry season returns and seas become calmer. The busy tourist season begins. |