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Weather & Climate in West Arnhem, Australia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
West Arnhem has a warm climate with an average annual temperature of 81°F (27°C). Winters average 84°F in January while summers reach 75°F in July / relatively mild seasonal variation. The area gets 246 sunny days per year, above the national average. Annual precipitation totals 49.8 inches (wetter than the 38-inch national average). The city sits at an elevation of 20 feet.
Temperature
84°F Jan (29°C)
75°F Jul (24°C)
| Annual Average | 81.2°F |
| 50% above US avg | |
| January Average | 84°F (29°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 246 days/yr |
Geography
| Elevation | 20 ft (6 m) |
| Coordinates | -12.2352°N, 134.0603°W |
| Timezone | Australia/Darwin |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.4.
| Sep 30, 1992 | 82 km NNE of Maningrida, Australia | M5.4 | 110 km | 38 km |
| Dec 18, 1993 | 46 km WNW of Maningrida, Australia | M4.6 | 47 km | 19 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
9 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 5.
| Year | Name | Category | Max Wind | Closest |
| 2026 | Fina | Category 1 | — | 239 km |
| 2026 | Narelle | Category 1 | — | 177 km |
| 2015 | Lam | Category 3 | 115 mph | 104 km |
| 2015 | Nathan | Category 1 | 81 mph | 90 km |
| 2010 | Paul | Category 1 | 81 mph | 223 km |
| 2006 | Monica | Category 5 | 155 mph | 38 km |
| 2005 | Ingrid | Category 4 | 144 mph | 100 km |
| 2004 | Debbie | Category 1 | 75 mph | 70 km |
| 1987 | Jason | Category 1 | 58 mph | 165 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 84°F (29°C) | 10.6 in | |
| February | 83°F (28°C) | 10.4 in | |
| March | 83°F (28°C) | 11.3 in | Wettest |
| April | 82°F (28°C) | 4.9 in | |
| May | 80°F (27°C) | 0.7 in | |
| June | 76°F (25°C) | 0.1 in | |
| July | 75°F (24°C) | 0.1 in | Coldest |
| August | 76°F (25°C) | 0.0 in | Driest |
| September | 80°F (27°C) | 0.1 in | |
| October | 84°F (29°C) | 0.6 in | |
| November | 85°F (30°C) | 2.6 in | Warmest |
| December | 85°F (30°C) | 8.5 in |
West Arnhem has a seasonal temperature swing of 10°F / from 75°F in July to 85°F in November. Total annual precipitation is 49.8 inches, with March being the wettest month (11.3") and August the driest (0.0").