Roi Et weather by month & the best time to visit

🇹🇭 Thailand · small town · tropical — wet & dry seasons climate

The best time to visit Roi Et is December — its sunniest month (Sunshine Score 93/100), with January and November close behind. Roi Et averages about 2,479 hours of sunshine a year. Daytime highs around 30°C / 86°F and roughly 3 mm of rain in December.

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Sun hours / year

2,479

Sunniest month

December

Peak score

93/100

Rain / year

1,413 mm

Midday UV at peak

9 (very high)

Population

39k

Elevation

138 m

When is the best time to visit Roi Et?

For sunshine, the best time to visit Roi Et is December, then January and November. The dullest month is April (40/100, 75 mm of rain). The full month-by-month picture is in the table below.

How sunny is Roi Et?

Roi Et gets a moderate 2,479 hours of sunshine a year. 53 Sunshine Score points separate December (93) from April (40), so the month you pick matters. It ranks #7 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 56% of the annual 1,413 mm.

Sunshine Score by month

See Roi Et on the interactive sunshine globe →

Nearby places for sunshine

• Khon Kaen Thailand · 113 km · best in Jan · 2,473 h sun/yr
• Ubon Ratchathani Thailand · 152 km · best in Jan · 2,570 h sun/yr
• Udon Thani Thailand · 176 km · best in Jan · 2,438 h sun/yr
• Vientiane Laos · 244 km · best in Jan · 2,437 h sun/yr
• Dong Hoi Vietnam · 338 km · best in Feb · 1,435 h sun/yr
• Vinh Vietnam · 354 km · best in Feb · 1,406 h sun/yr

Nearest destinations

• Buriram Thailand · 113 km · 2,575 h sun/yr · best in Jan
• Surin Thailand · 142 km · 2,541 h sun/yr · best in Jan
• Nakhon Phanom Thailand · 169 km · 2,316 h sun/yr · best in Jan