Surin weather by month & the best time to visit
🇹🇭 Thailand · small town · tropical — wet & dry seasons climate
The best time to visit Surin is January — its sunniest month (Sunshine Score 93/100), with December and November close behind. Surin averages about 2,541 hours of sunshine a year. Daytime highs around 32°C / 90°F and roughly 7 mm of rain in January.
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- Sun hours / year
- 2,541
- Sunniest month
- January
- Peak score
- 93/100
- Rain / year
- 1,410 mm
- Midday UV at peak
- 10 (very high)
- Population
- 47k
- Elevation
- 147 m

When is the best time to visit Surin?
For sunshine, the best time to visit Surin is January, then December and November. The dullest month is April (48/100, 75 mm of rain). The full month-by-month picture is in the table below.
How sunny is Surin?
Surin gets a lot of sun: around 2,541 hours a year. 45 Sunshine Score points separate January (93) from April (48), so the month you pick matters. It ranks #4 of 24 destinations in Thailand for annual sunshine, above the national median of 2,329 hours. Rain has a clear season: the wettest stretch, around August, carries about 55% of the annual 1,410 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 93 | 32° / 90°F | 18° / 64°F | 7 mm | 8 |
| February | 65 | 35° / 95°F | 21° / 70°F | 9 mm | 9 |
| March | 52 | 36° / 97°F | 24° / 75°F | 43 mm | 9 |
| April | 48 | 36° / 97°F | 25° / 77°F | 75 mm | 10 |
| May | 60 | 33° / 91°F | 25° / 77°F | 176 mm | 10 |
| June | 66 | 31° / 88°F | 24° / 75°F | 180 mm | 10 |
| July | 66 | 30° / 86°F | 24° / 75°F | 236 mm | 9 |
| August | 66 | 29° / 84°F | 23° / 73°F | 262 mm | 9 |
| September | 66 | 29° / 84°F | 23° / 73°F | 281 mm | 9 |
| October | 73 | 29° / 84°F | 22° / 72°F | 115 mm | 9 |
| November | 90 | 30° / 86°F | 20° / 68°F | 22 mm | 8 |
| December | 93 | 30° / 86°F | 18° / 64°F | 4 mm | 8 |
See Surin on the interactive sunshine globe →
Nearby places for sunshine
- Ubon Ratchathani Thailand · 153 km · best in Jan · 2,570 h sun/yr
- Khon Kaen Thailand · 193 km · best in Jan · 2,473 h sun/yr
- Udon Thani Thailand · 290 km · best in Jan · 2,438 h sun/yr
- Bangkok Thailand · 325 km · best in Dec · 2,535 h sun/yr
- Vientiane Laos · 361 km · best in Jan · 2,437 h sun/yr
- Rayong Thailand · 363 km · best in Feb · 2,377 h sun/yr
Nearest destinations
- Buriram Thailand · 48 km · 2,575 h sun/yr · best in Jan
- Roi Et Thailand · 142 km · 2,479 h sun/yr · best in Dec
- Battambang Cambodia · 199 km · 2,493 h sun/yr · best in Dec
- Pakse Laos · 247 km · 2,410 h sun/yr · best in Dec
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