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Weather & Climate in Port MacDonnell, Australia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Port MacDonnell enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 64°F in January while summers reach 50°F in July / relatively mild seasonal variation. The area gets 283 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 29.0 inches (drier than the 38-inch national average). The city sits at an elevation of 20 feet.
Temperature
64°F Jan (18°C)
50°F Jul (10°C)
| Annual Average | 57.2°F |
| 6% above US avg | |
| January Average | 64°F (18°C) |
| July Average | 50°F (10°C) |
| Sunny Days | 283 days/yr |
Geography
| Elevation | 20 ft (6 m) |
| Area | 10.7 sq mi (27.6 km²) |
| Population Density | 76/sq mi |
| Coordinates | -38.0531°N, 140.6996°W |
| Timezone | Australia/Adelaide |
Precipitation & Snow
Air Quality
Earthquake History
3 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.6.
| Jan 5, 2002 | 44 km S of Moorak, Australia | M3.6 | 23 km | 10 km |
| Feb 6, 1999 | 44 km S of Moorak, Australia | M3.6 | 23 km | 10 km |
| Apr 19, 2006 | 50 km SW of Millicent, Australia | M2.8 | 74 km | 22 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
1 volcano within 200 km. Closest: Newer Volcanics Province (161 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Newer Volcanics Province | Shield(s) | 1,011 m (3,317 ft) | -2900 | 161 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 64°F (18°C) | 1.2 in | |
| February | 65°F (18°C) | 0.8 in | Warmest, Driest |
| March | 63°F (17°C) | 1.4 in | |
| April | 59°F (15°C) | 2.3 in | |
| May | 55°F (13°C) | 2.8 in | |
| June | 51°F (11°C) | 3.8 in | |
| July | 50°F (10°C) | 4.3 in | Coldest, Wettest |
| August | 51°F (11°C) | 4.1 in | |
| September | 53°F (12°C) | 3.0 in | |
| October | 56°F (13°C) | 2.3 in | |
| November | 59°F (15°C) | 1.7 in | |
| December | 62°F (17°C) | 1.5 in |
Port MacDonnell has a seasonal temperature swing of 15°F / from 50°F in July to 65°F in February. Total annual precipitation is 29.0 inches, with July being the wettest month (4.3") and February the driest (0.8").