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Weather & Climate in Thon Gwa, Myanmar
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Thon Gwa has a warm climate with an average annual temperature of 81°F (27°C). Winters average 75°F in January while summers reach 80°F in July / relatively mild seasonal variation. The area gets 287 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 110.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 36 feet.
Temperature
75°F Jan (24°C)
80°F Jul (27°C)
| Annual Average | 80.8°F |
| 50% above US avg | |
| January Average | 75°F (24°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 287 days/yr |
Geography
| Elevation | 36 ft (11 m) |
| Area | 317.3 sq mi (821.8 km²) |
| Population Density | 7/sq mi |
| Coordinates | 16.4196°N, 95.9931°W |
| Timezone | Asia/Yangon |
Precipitation & Snow
Air Quality
Earthquake History
102 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.0.
| Apr 1, 1991 | 60 km S of Pyapon, Myanmar | M6.0 | 80 km | 15 km |
| Sep 17, 2004 | 56 km SSE of Pyapon, Myanmar | M5.7 | 68 km | 15 km |
| Jun 19, 2023 | 131 km SSE of Pyapon, Myanmar | M5.6 | 133 km | 14 km |
| Apr 1, 1991 | 48 km S of Pyapon, Myanmar | M5.4 | 71 km | 13 km |
| Mar 13, 2017 | 36 km SE of Tharyarwady, Myanmar | M5.1 | 109 km | 10 km |
| Mar 5, 2009 | 85 km SSE of Pyapon, Myanmar | M5.1 | 94 km | 8 km |
| Mar 4, 2025 | 15 km S of Nyaungdon, Burma (Myanmar) | M5.1 | 67 km | 10 km |
| Jan 21, 2009 | 80 km SSE of Pyapon, Myanmar | M5.0 | 86 km | 35 km |
| Apr 26, 2007 | 97 km SSE of Pyapon, Myanmar | M4.9 | 101 km | 32 km |
| Jun 22, 2023 | 112 km SSE of Pyapon, Myanmar | M4.9 | 113 km | 14 km |
| Apr 2, 2025 | 85 km S of Pyapon, Burma (Myanmar) | M4.9 | 107 km | 10 km |
| Jul 4, 2003 | 3 km WNW of Pathein, Myanmar | M4.8 | 143 km | 33 km |
| Feb 15, 1996 | 131 km SSE of Pyapon, Myanmar | M4.8 | 135 km | 14 km |
| Jun 7, 2023 | 20 km SSW of Nyaungdon, Myanmar | M4.8 | 70 km | 10 km |
| Sep 23, 2023 | 38 km N of Yangon, Myanmar | M4.8 | 81 km | 10 km |
| Mar 4, 2025 | 6 km NE of Maubin, Burma (Myanmar) | M4.7 | 49 km | 10 km |
| May 31, 2014 | 9 km NNW of Kyaiklat, Myanmar | M4.7 | 35 km | 22 km |
| Apr 30, 2005 | 75 km SE of Pyapon, Myanmar | M4.7 | 70 km | 10 km |
| Aug 30, 2025 | 119 km SE of Pyapon, Burma (Myanmar) | M4.7 | 117 km | 10 km |
| Jun 19, 2023 | 117 km SSE of Pyapon, Myanmar | M4.7 | 117 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
3 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2008 | Nargis | Category 4 | 104 mph | 22 km |
| 2006 | Mala | Category 4 | 115 mph | 199 km |
| 1982 | Unnamed | Category 3 | 132 mph | 120 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 75°F (24°C) | 0.1 in | Coldest, Driest |
| February | 78°F (26°C) | 0.2 in | |
| March | 83°F (28°C) | 0.4 in | |
| April | 86°F (30°C) | 1.1 in | Warmest |
| May | 84°F (29°C) | 10.9 in | |
| June | 81°F (27°C) | 17.9 in | |
| July | 80°F (27°C) | 19.6 in | Wettest |
| August | 80°F (27°C) | 17.8 in | |
| September | 80°F (27°C) | 13.0 in | |
| October | 82°F (28°C) | 6.5 in | |
| November | 80°F (27°C) | 2.7 in | |
| December | 77°F (25°C) | 0.5 in |
Thon Gwa has a seasonal temperature swing of 11°F / from 75°F in January to 86°F in April. Total annual precipitation is 90.7 inches, with July being the wettest month (19.6") and January the driest (0.1").