Chanthaburi Climate by Month
Chanthaburi, Thailand
Hot all year, with a rainy season from May to September.
The climate in Chanthaburi is hot all year, with a rainy season from May to September. Expect highs of 93°F (34°C) in April and 89°F (31°C) in July, with the coldest nights (January) near 71°F (22°C). It gets 112 in (2846 mm) of rain a year, 79% of it from May to September.
- Warmest month
- 93°F(34°C)
- Average high, April
- Coldest nights
- 71°F(22°C)
- Average low, January
- Rain per year
- 112 in(2846 mm)
- Wettest: September
- Humidity
- 77%
- Sunniest: April
Best and worst months in Chanthaburi
Best for weatherThe most comfortable weather comes in December and January, with highs around 89°F (32°C) and about 0.8 in (21 mm) of rain a month.
Least pleasantSeptember is the least pleasant month: it's the wettest, with 20 in (518 mm) of rain.
Comfort combines how close the afternoon high is to 75°F (24°C) with how much rain falls and how humid it is. See where the weather is best in December.
Temperature and rain through the year
Highs and lows (°F)
Average highAverage low
Rain (in per month)
Chanthaburi weather by month
| Month | High | Low | Rain | Humidity | Sun |
|---|---|---|---|---|---|
| JanJanuaryBest | 90°F(32°C) | 71°F(22°C) | 1.0 in(26 mm) | 71% | 5.0 |
| FebFebruary | 91°F(33°C) | 73°F(23°C) | 1.4 in(36 mm) | 74% | 5.7 |
| MarMarch | 92°F(33°C) | 75°F(24°C) | 3.3 in(83 mm) | 74% | 5.7 |
| AprApril | 93°F(34°C) | 77°F(25°C) | 5.0 in(126 mm) | 76% | 5.9 |
| MayMay | 92°F(33°C) | 77°F(25°C) | 14 in(348 mm) | 80% | 5.2 |
| JunJune | 90°F(32°C) | 77°F(25°C) | 18 in(460 mm) | 80% | 5.0 |
| JulJuly | 89°F(31°C) | 76°F(25°C) | 17 in(433 mm) | 82% | 4.3 |
| AugAugust | 89°F(31°C) | 76°F(25°C) | 19 in(480 mm) | 82% | 4.4 |
| SepSeptember | 89°F(31°C) | 75°F(24°C) | 20 in(518 mm) | 83% | 4.4 |
| OctOctober | 89°F(32°C) | 74°F(24°C) | 11 in(277 mm) | 81% | 4.9 |
| NovNovember | 90°F(32°C) | 73°F(23°C) | 1.7 in(44 mm) | 73% | 4.9 |
| DecDecemberBest | 89°F(32°C) | 71°F(22°C) | 0.6 in(15 mm) | 69% | 4.9 |
1991–2020 averages. Sun is solar radiation in kWh/m² per day. Highlighted: the most comfortable months.
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