Khanom: monthly weather and climate
Khanom · Southern Gulf of Thailand
Khanom, in the southern Gulf of Thailand, has a dry season from February to April. Its rainy season runs from October to January. November can bring rough waves and flooding, and ferry services may be disrupted. Weather can therefore affect a beach break and a boat trip in different ways.
Before choosing your travel dates
The season summary lists the rainy season as continuing through January, while the December notes say the dry season starts towards the end of that month. These accounts differ, so this source alone cannot establish when the dry season begins.
When are the dry and rainy seasons?
- Best time to visit
- Feb–Apr
- Dry season
- Feb–Apr
- Rainy season
- Oct–Jan
- Hottest month
- Apr (32°C)
- Wettest month
- Oct (300 mm)
Monthly weather and climate
Compare the table below to see which months are hotter or wetter. These are historical climate averages; they do not provide a forecast for your travel dates or tell you whether swimming will be permitted or safe.
| Month | Travel rating | Temperature | Rainfall | Rainy days | Humidity | Sunshine hours | Sea conditions |
|---|---|---|---|---|---|---|---|
| January | + Good | 25~29°C | 75 mm | 9 days | 82% | 6 hours | Calm |
| February | ++ Very good | 25~30°C | 34 mm | 4 days | 80% | 7.5 hours | Calm |
| March | + Good | 26~31°C | 86 mm | 8 days | 79% | 8 hours | Calm |
| April | + Good | 27~32°C | 106 mm | 11 days | 79% | 7 hours | Calm |
| May | ± Average | 27~32°C | 153 mm | 17 days | 80% | 6 hours | Calm |
| June | + Good | 27~32°C | 117 mm | 15 days | 78% | 5.5 hours | Calm |
| July | ± Average | 27~32°C | 122 mm | 16 days | 79% | 5.5 hours | Calm |
| August | ± Average | 27~31°C | 137 mm | 16 days | 80% | 5.5 hours | Calm |
| September | - Not recommended | 26~31°C | 183 mm | 19 days | 83% | 4.8 hours | Moderate |
| October | - Not recommended | 26~30°C | 300 mm | 20 days | 85% | 5 hours | Moderate |
| November | - Not recommended | 26~30°C | 281 mm | 20 days | 86% | 5 hours | Rough |
| December | ± Average | 25~29°C | 152 mm | 14 days | 83% | 5.5 hours | Moderate |
| Month | Weather and travel advice |
|---|---|
| January | Conditions become more pleasant as the northeast monsoon gradually weakens, although some rain continues. |
| February | This is the driest month, with clear skies and settled weather. |
| March | The weather is hot and dry, with the most sunshine hours of the year. |
| April | This is the hottest month. Occasional showers arrive ahead of the rainy season. |
| May | Evening showers become more frequent as conditions shift towards the rainy season. |
| June | Even when the southwest monsoon is active, the Gulf coast is less exposed to its winds. Brief showers are still possible. |
| July | The weather is generally clear, with occasional brief afternoon showers. |
| August | Brief storms are possible. Conditions are much drier than on the Andaman coast at the same time of year. |
| September | Rain and cloud cover increase. This month has the fewest sunshine hours. |
| October | As the northeast monsoon approaches, heavy rain and higher sea levels are possible. |
| November | The rainy season peaks, with rough waves and possible flooding. Ferry services may also be disrupted. |
| December | Rain gradually decreases. The existing weather notes say the dry season starts again towards the end of the month. |