Krabi monthly weather and climate
Krabi · Southern Andaman coast
Krabi's dry season lasts from December to April. Within that period, calm seas from January to March make island trips appealing. From May, rainfall increases and waves become rougher. Boat services may be cancelled in September in particular, affecting plans for journeys to and from the islands.
Before choosing your travel dates
The September description calls it the wettest month, but the table gives 280 mm for September and 298 mm for October. The hottest month also differs: February in the key facts and April in the monthly description. These accounts do not establish a single month for either claim.
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 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 | 25~33°C | 32 mm | 12 days | 76% | 8 hours | Calm |
| February | ++ Very good | 25~34°C | 19 mm | 6 days | 74% | 9 hours | Calm |
| March | + Good | 26~34°C | 57 mm | 8 days | 76% | 9 hours | Calm |
| April | + Good | 26~34°C | 105 mm | 15 days | 79% | 10 hours | Moderate |
| May | - Not recommended | 26~33°C | 215 mm | 20 days | 81% | 9 hours | Rough |
| June | - Not recommended | 26~32°C | 214 mm | 19 days | 82% | 9 hours | Rough |
| July | - Not recommended | 25~32°C | 216 mm | 20 days | 82% | 8 hours | Rough |
| August | - Not recommended | 26~32°C | 230 mm | 20 days | 82% | 9 hours | Rough |
| September | - Not recommended | 25~32°C | 280 mm | 21 days | 84% | 8 hours | Rough |
| October | - Not recommended | 25~31°C | 298 mm | 22 days | 85% | 8 hours | Rough |
| November | - Not recommended | 25~32°C | 148 mm | 19 days | 83% | 8 hours | Moderate |
| December | + Good | 25~32°C | 59 mm | 17 days | 79% | 8 hours | Calm |
| Month | Weather and travel advice |
|---|---|
| January | It is dry and warm, with calm seas. This is a good month for island trips. |
| February | This is the driest period, with clear seawater and good diving conditions. |
| March | It is warm and mostly dry. Seas are calm. |
| April | The heat strengthens and showers begin to arrive. The monsoon is also approaching. |
| May | The south-west monsoon begins, bringing more rain and rougher seas. |
| June | The rainy season brings short, heavy showers. The landscape around the limestone cliffs turns green. |
| July | It is 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 travel to the islands. |
| October | This is the wettest month, with the highest humidity of the year. |
| November | Rain eases as the dry season approaches. |
| December | The dry season returns, bringing calmer seas. The peak tourist season also begins. |