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Weather & Climate in Wattegama, Sri Lanka
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Wattegama has a warm climate with an average annual temperature of 81°F (27°C). Winters average 78°F in January while summers reach 82°F in July / relatively mild seasonal variation. The area gets 234 sunny days per year, above the national average. Annual precipitation totals 56.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 344 feet.
Temperature
78°F Jan (25°C)
82°F Jul (28°C)
| Annual Average | 80.5°F |
| 49% above US avg | |
| January Average | 78°F (25°C) |
| July Average | 82°F (28°C) |
| Sunny Days | 234 days/yr |
Geography
| Elevation | 344 ft (105 m) |
| Area | 316.2 sq mi (818.9 km²) |
| Population Density | 25/sq mi |
| Coordinates | 6.7989°N, 81.4808°W |
| Timezone | Asia/Colombo |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.5.
| Apr 15, 2009 | 109 km SE of Kalmunai, Sri Lanka | M4.5 | 125 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
1 hurricane (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2000 | Unnamed | Category 1 | 104 mph | 196 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 78°F (25°C) | 7.6 in | Coldest |
| February | 79°F (26°C) | 5.1 in | |
| March | 80°F (27°C) | 4.4 in | |
| April | 82°F (28°C) | 5.9 in | |
| May | 82°F (28°C) | 2.5 in | |
| June | 83°F (28°C) | 0.3 in | Warmest, Driest |
| July | 82°F (28°C) | 1.1 in | |
| August | 82°F (28°C) | 1.0 in | |
| September | 82°F (28°C) | 1.5 in | |
| October | 80°F (27°C) | 6.5 in | |
| November | 79°F (26°C) | 10.2 in | Wettest |
| December | 78°F (26°C) | 10.1 in |
Wattegama has a seasonal temperature swing of 5°F / from 78°F in January to 83°F in June. Total annual precipitation is 56.2 inches, with November being the wettest month (10.2") and June the driest (0.3").