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Weather & Climate in Phon Phisai, Thailand
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Phon Phisai has a warm climate with an average annual temperature of 78°F (26°C). Winters average 70°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 316 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 101.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 548 feet.
Temperature
70°F Jan (21°C)
83°F Jul (28°C)
| Annual Average | 78.1°F |
| 45% above US avg | |
| January Average | 70°F (21°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 316 days/yr |
Geography
| Elevation | 548 ft (167 m) |
| Area | 532.8 sq mi (1,380.0 km²) |
| Population Density | 0/sq mi |
| Coordinates | 18.0211°N, 103.0766°W |
| Timezone | Asia/Bangkok |
Precipitation & Snow
Air Quality
Hurricane History
5 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Kajiki | Category 2 | — | 284 km |
| 2017 | Doksuri | Category 1 | — | 236 km |
| 2013 | Wutip | Category 1 | 69 mph | 193 km |
| 1995 | Lois | Category 1 | 52 mph | 287 km |
| 1982 | Nancy | Category 1 | 75 mph | 288 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 70°F (21°C) | 0.2 in | Driest |
| February | 73°F (23°C) | 0.8 in | |
| March | 78°F (25°C) | 1.7 in | |
| April | 82°F (28°C) | 3.6 in | |
| May | 83°F (28°C) | 10.9 in | |
| June | 84°F (29°C) | 14.5 in | Warmest |
| July | 83°F (28°C) | 15.2 in | |
| August | 82°F (28°C) | 17.1 in | Wettest |
| September | 81°F (27°C) | 11.1 in | |
| October | 79°F (26°C) | 3.3 in | |
| November | 74°F (23°C) | 0.5 in | |
| December | 70°F (21°C) | 0.2 in | Coldest |
Phon Phisai has a seasonal temperature swing of 14°F / from 70°F in December to 84°F in June. Total annual precipitation is 79.1 inches, with August being the wettest month (17.1") and January the driest (0.2").