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Weather & Climate in As Suwayq, Oman
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
As Suwayq has a warm climate with an average annual temperature of 82°F (28°C). Winters average 68°F in January while summers reach 92°F in July. The area gets 330 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 3.5 inches (drier than the 38-inch national average). The city sits at an elevation of 20 feet.
Temperature
68°F Jan (20°C)
92°F Jul (34°C)
| Annual Average | 81.6°F |
| 51% above US avg | |
| January Average | 68°F (20°C) |
| July Average | 92°F (34°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 20 ft (6 m) |
| Area | 540.8 sq mi (1,400.6 km²) |
| Population Density | 198/sq mi |
| Coordinates | 23.8494°N, 57.4386°W |
| Timezone | Asia/Muscat |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.5.
| Mar 10, 2002 | 148 km NNE of As Suwayq, Oman | M4.5 | 149 km | 33 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 2.
| Year | Name | Category | Max Wind | Closest |
| 2021 | Gulab:shaheen-gu | Category 1 | 69 mph | 102 km |
| 2010 | Phet | Category 2 | 75 mph | 231 km |
| 2007 | Gonu | Category 2 | 89 mph | 161 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 68°F (20°C) | 0.6 in | Coldest |
| February | 70°F (21°C) | 0.9 in | Wettest |
| March | 75°F (24°C) | 0.7 in | |
| April | 83°F (28°C) | 0.4 in | |
| May | 91°F (33°C) | 0.1 in | |
| June | 93°F (34°C) | 0.0 in | Warmest |
| July | 92°F (34°C) | 0.1 in | |
| August | 90°F (32°C) | 0.1 in | |
| September | 88°F (31°C) | 0.0 in | Driest |
| October | 83°F (29°C) | 0.0 in | |
| November | 76°F (25°C) | 0.2 in | |
| December | 71°F (21°C) | 0.5 in |
As Suwayq has a seasonal temperature swing of 26°F / from 68°F in January to 93°F in June. Total annual precipitation is 3.5 inches, with February being the wettest month (0.9") and September the driest (0.0").