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Weather & Climate in Coonamble, Australia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Coonamble enjoys a temperate climate with an average annual temperature of 66°F (19°C). Winters average 80°F in January while summers reach 51°F in July / relatively mild seasonal variation. The area gets 298 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 20.9 inches (drier than the 38-inch national average). The city sits at an elevation of 597 feet.
Temperature
80°F Jan (27°C)
51°F Jul (10°C)
| Annual Average | 66.1°F |
| 22% above US avg | |
| January Average | 80°F (27°C) |
| July Average | 51°F (10°C) |
| Sunny Days | 298 days/yr |
Geography
| Elevation | 597 ft (182 m) |
| Area | 2,330.7 sq mi (6,036.4 km²) |
| Population Density | 1/sq mi |
| Coordinates | -30.9539°N, 148.3888°W |
| Timezone | Australia/Sydney |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| May 23, 2025 | 86 km NNE of Nyngan, Australia | M4.8 | 98 km | 3 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 80°F (27°C) | 3.1 in | Warmest, Wettest |
| February | 80°F (26°C) | 1.9 in | |
| March | 75°F (24°C) | 1.4 in | |
| April | 67°F (19°C) | 1.5 in | |
| May | 60°F (15°C) | 2.0 in | |
| June | 53°F (12°C) | 1.1 in | Driest |
| July | 51°F (10°C) | 1.6 in | Coldest |
| August | 53°F (12°C) | 1.3 in | |
| September | 59°F (15°C) | 1.4 in | |
| October | 66°F (19°C) | 1.9 in | |
| November | 72°F (22°C) | 2.0 in | |
| December | 78°F (25°C) | 1.9 in |
Coonamble has a seasonal temperature swing of 30°F / from 51°F in July to 80°F in January. Total annual precipitation is 21.0 inches, with January being the wettest month (3.1") and June the driest (1.1").