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Weather & Climate in Roi Et, Thailand
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Roi Et has a warm climate with an average annual temperature of 81°F (27°C). Winters average 75°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 246 sunny days per year, above the national average. Annual precipitation totals 49.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 486 feet.
Temperature
75°F Jan (24°C)
83°F Jul (28°C)
| Annual Average | 80.8°F |
| 50% above US avg | |
| January Average | 75°F (24°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 246 days/yr |
Geography
| Elevation | 486 ft (148 m) |
| Area | 4.5 sq mi (11.6 km²) |
| Population Density | 8,759/sq mi |
| Coordinates | 16.0567°N, 103.6531°W |
| Timezone | Asia/Bangkok |
Precipitation & Snow
Air Quality
Hurricane History
3 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2017 | Doksuri | Category 1 | 92 mph | 270 km |
| 2013 | Wutip | Category 1 | 69 mph | 244 km |
| 1985 | Cecil | Category 1 | — | 276 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 75°F (24°C) | 0.2 in | |
| February | 79°F (26°C) | 0.8 in | |
| March | 84°F (29°C) | 1.2 in | |
| April | 86°F (30°C) | 3.0 in | Warmest |
| May | 85°F (29°C) | 6.8 in | |
| June | 84°F (29°C) | 8.0 in | |
| July | 83°F (28°C) | 7.2 in | |
| August | 82°F (28°C) | 9.6 in | Wettest |
| September | 82°F (28°C) | 8.9 in | |
| October | 80°F (27°C) | 3.7 in | |
| November | 77°F (25°C) | 0.6 in | |
| December | 74°F (23°C) | 0.1 in | Coldest, Driest |
Roi Et has a seasonal temperature swing of 13°F / from 74°F in December to 86°F in April. Total annual precipitation is 49.9 inches, with August being the wettest month (9.6") and December the driest (0.1").