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Weather & Climate in Pho Sai, Thailand
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Pho Sai has a warm climate with an average annual temperature of 81°F (27°C). Winters average 70°F in January while summers reach 82°F in July / relatively mild seasonal variation. The area gets 329 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 68.3 inches (wetter than the 38-inch national average). The city sits at an elevation of 525 feet.
Temperature
70°F Jan (21°C)
82°F Jul (28°C)
| Annual Average | 80.6°F |
| 49% above US avg | |
| January Average | 70°F (21°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 329 days/yr |
Geography
| Elevation | 525 ft (160 m) |
| Area | 307.2 sq mi (795.8 km²) |
| Population Density | 0/sq mi |
| Coordinates | 15.8259°N, 105.2606°W |
| Timezone | Asia/Bangkok |
Precipitation & Snow
Air Quality
Hurricane History
13 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Bualoi | Category 1 | — | 281 km |
| 2022 | Noru | Category 1 | 63 mph | 272 km |
| 2020 | Vamco | Category 1 | 63 mph | 263 km |
| 2017 | Doksuri | Category 2 | 92 mph | 231 km |
| 2013 | Wutip | Category 2 | 75 mph | 227 km |
| 2007 | Lekima | Category 1 | 63 mph | 266 km |
| 2006 | Xangsane | Category 1 | 75 mph | 177 km |
| 1991 | Fred | Category 1 | 69 mph | 266 km |
| 1990 | Becky | Category 1 | 69 mph | 256 km |
| 1989 | Angela | Category 2 | 81 mph | 219 km |
| 1987 | Betty | Category 2 | 86 mph | 268 km |
| 1985 | Cecil | Category 2 | 81 mph | 162 km |
| 1985 | Andy | Category 1 | 58 mph | 289 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 70°F (21°C) | 0.1 in | Coldest, Driest |
| February | 79°F (26°C) | 0.5 in | |
| March | 84°F (29°C) | 1.0 in | |
| April | 86°F (30°C) | 3.2 in | Warmest |
| May | 84°F (29°C) | 8.4 in | |
| June | 82°F (28°C) | 12.2 in | |
| July | 82°F (28°C) | 12.5 in | |
| August | 81°F (27°C) | 16.0 in | Wettest |
| September | 81°F (27°C) | 11.4 in | |
| October | 80°F (27°C) | 4.1 in | |
| November | 77°F (25°C) | 0.8 in | |
| December | 75°F (24°C) | 0.1 in |
Pho Sai has a seasonal temperature swing of 16°F / from 70°F in January to 86°F in April. Total annual precipitation is 70.3 inches, with August being the wettest month (16.0") and January the driest (0.1").