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Weather & Climate in Nong Khai, Thailand
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Nong Khai has a warm climate with an average annual temperature of 79°F (26°C). Winters average 72°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 218 sunny days per year. Annual precipitation totals 66.0 inches (wetter than the 38-inch national average). The city sits at an elevation of 551 feet.
Temperature
72°F Jan (22°C)
83°F Jul (28°C)
| Annual Average | 79.1°F |
| 46% above US avg | |
| January Average | 72°F (22°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 218 days/yr |
Geography
| Elevation | 551 ft (168 m) |
| Area | 12.0 sq mi (31.2 km²) |
| Population Density | 5,288/sq mi |
| Coordinates | 17.8785°N, 102.7420°W |
| Timezone | Asia/Bangkok |
Precipitation & Snow
Air Quality
Hurricane History
2 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2017 | Doksuri | Category 1 | — | 271 km |
| 2013 | Wutip | Category 1 | — | 228 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 72°F (22°C) | 0.2 in | |
| February | 75°F (24°C) | 0.6 in | |
| March | 80°F (27°C) | 1.3 in | |
| April | 84°F (29°C) | 3.4 in | Warmest |
| May | 83°F (29°C) | 9.4 in | |
| June | 84°F (29°C) | 11.6 in | |
| July | 83°F (28°C) | 11.5 in | |
| August | 82°F (28°C) | 13.7 in | Wettest |
| September | 82°F (28°C) | 10.2 in | |
| October | 80°F (26°C) | 3.3 in | |
| November | 75°F (24°C) | 0.5 in | |
| December | 71°F (22°C) | 0.2 in | Coldest, Driest |
Nong Khai has a seasonal temperature swing of 13°F / from 71°F in December to 84°F in April. Total annual precipitation is 66.0 inches, with August being the wettest month (13.7") and December the driest (0.2").