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Weather & Climate in Gunnedah, Australia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Gunnedah enjoys a temperate climate with an average annual temperature of 65°F (18°C). Winters average 78°F in January while summers reach 50°F in July / relatively mild seasonal variation. The area gets 290 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 25.2 inches (drier than the 38-inch national average). The city sits at an elevation of 896 feet.
Temperature
78°F Jan (26°C)
50°F Jul (10°C)
| Annual Average | 64.8°F |
| 20% above US avg | |
| January Average | 78°F (26°C) |
| July Average | 50°F (10°C) |
| Sunny Days | 290 days/yr |
Geography
| Elevation | 896 ft (273 m) |
| Area | 2,240.1 sq mi (5,801.9 km²) |
| Population Density | 4/sq mi |
| Coordinates | -30.9807°N, 150.2584°W |
| Timezone | Australia/Sydney |
Precipitation & Snow
Air Quality
Earthquake History
3 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.1.
| Jun 8, 2012 | 22 km ESE of Blair Athol, Australia | M4.1 | 29 km | 0 km |
| Jun 8, 2012 | 23 km ESE of Blair Athol, Australia | M4.0 | 29 km | 0 km |
| Mar 1, 2025 | 12 km N of Denman, Australia | M3.3 | 149 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 78°F (26°C) | 4.0 in | Warmest, Wettest |
| February | 77°F (25°C) | 2.6 in | |
| March | 73°F (23°C) | 1.5 in | |
| April | 66°F (19°C) | 1.5 in | |
| May | 59°F (15°C) | 2.1 in | |
| June | 52°F (11°C) | 1.4 in | |
| July | 50°F (10°C) | 1.9 in | Coldest |
| August | 53°F (12°C) | 1.3 in | Driest |
| September | 58°F (15°C) | 1.6 in | |
| October | 65°F (18°C) | 2.1 in | |
| November | 71°F (21°C) | 2.6 in | |
| December | 76°F (24°C) | 2.7 in |
Gunnedah has a seasonal temperature swing of 28°F / from 50°F in July to 78°F in January. Total annual precipitation is 25.3 inches, with January being the wettest month (4.0") and August the driest (1.3").