Chumphon weather by month & the best time to visit
🇹🇭 Thailand · beach resort · tropical monsoon climate
The best time to visit Chumphon is February — its sunniest month (Sunshine Score 86/100). Chumphon averages about 2,206 hours of sunshine a year. Daytime highs around 29°C / 84°F and roughly 33 mm of rain in February.
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- Sun hours / year
- 2,206
- Sunniest month
- February
- Peak score
- 86/100
- Rain / year
- 2,217 mm
- Midday UV at peak
- 11 (extreme)
- Sea at warmest
- 33°C / 91°F
- Population
- 56k
- Elevation
- 5 m

When is the best time to visit Chumphon?
For sunshine, the best time to visit Chumphon is February. The dullest month is May (64/100, 237 mm of rain). The full month-by-month picture is in the table below.
How sunny is Chumphon?
Chumphon gets a moderate 2,206 hours of sunshine a year. February (86/100) is noticeably better than May (64). It ranks #19 of 24 destinations in Thailand for annual sunshine, below the national median of 2,329 hours. The year's 2,217 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 74 | 28° / 82°F | 25° / 77°F | 94 mm | 8 | 29° / 84°F |
| February | 86 | 29° / 84°F | 26° / 79°F | 33 mm | 10 | 30° / 86°F |
| March | 74 | 30° / 86°F | 27° / 81°F | 94 mm | 11 | 31° / 88°F |
| April | 74 | 31° / 88°F | 28° / 82°F | 99 mm | 11 | 33° / 91°F |
| May | 64 | 30° / 86°F | 28° / 82°F | 237 mm | 10 | 33° / 91°F |
| June | 64 | 29° / 84°F | 27° / 81°F | 251 mm | 9 | 31° / 88°F |
| July | 64 | 29° / 84°F | 26° / 79°F | 272 mm | 9 | 30° / 86°F |
| August | 64 | 29° / 84°F | 26° / 79°F | 252 mm | 10 | 31° / 88°F |
| September | 64 | 29° / 84°F | 26° / 79°F | 259 mm | 10 | 30° / 86°F |
| October | 64 | 29° / 84°F | 26° / 79°F | 262 mm | 9 | 31° / 88°F |
| November | 64 | 29° / 84°F | 26° / 79°F | 228 mm | 8 | 30° / 86°F |
| December | 67 | 28° / 82°F | 25° / 77°F | 136 mm | 8 | 28° / 82°F |
Sea temperature in Chumphon by month
The sea off Chumphon is warmest in April at around 33°C / 91°F, and coolest in December at 28°C / 82°F. The water sits at a comfortable 21°C or warmer roughly all year round. Month-by-month sea-surface temperatures are in the Sea column of the table above.
See Chumphon on the interactive sunshine globe →
Nearby places for sunshine
- Ko Samui Thailand · 150 km · best in Feb · 2,342 h sun/yr
- Surat Thani Thailand · 177 km · best in Feb · 2,175 h sun/yr
- Nakhon Si Thammarat Thailand · 250 km · best in Feb · 2,056 h sun/yr
- Rayong Thailand · 283 km · best in Feb · 2,377 h sun/yr
- Krabi Thailand · 294 km · best in Feb · 2,260 h sun/yr
- Phuket Thailand · 311 km · best in Feb · 2,260 h sun/yr
Nearest destinations
- Kawthoung Myanmar (Burma) · 116 km · 2,055 h sun/yr · best in Feb
- Ranong Thailand · 134 km · 2,111 h sun/yr · best in Feb
- Myeik Myanmar (Burma) · 208 km · 2,164 h sun/yr · best in Dec
- Hua Hin Thailand · 223 km · 2,103 h sun/yr · best in Feb
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