All Countries
Weather & Climate in Saint Marys, Australia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Saint Marys experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 60°F in January while summers reach 45°F in July / relatively mild seasonal variation. The area gets 278 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 32.2 inches. The city sits at an elevation of 863 feet.
Temperature
60°F Jan (16°C)
45°F Jul (7°C)
| Annual Average | 52.8°F |
| 2% below US avg | |
| January Average | 60°F (16°C) |
| July Average | 45°F (7°C) |
| Sunny Days | 278 days/yr |
Geography
| Elevation | 863 ft (263 m) |
| Area | 149.4 sq mi (386.8 km²) |
| Population Density | 5/sq mi |
| Coordinates | -41.5835°N, 148.1875°W |
| Timezone | Australia/Hobart |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.7.
| Jun 15, 2002 | 46 km NNE of Bagdad, Australia | M4.7 | 98 km | 10 km |
| Jul 22, 2002 | 47 km NE of Scottsdale, Australia | M3.2 | 78 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 60°F (16°C) | 2.8 in | |
| February | 61°F (16°C) | 1.7 in | Warmest, Driest |
| March | 58°F (15°C) | 2.7 in | |
| April | 54°F (12°C) | 2.8 in | |
| May | 50°F (10°C) | 2.4 in | |
| June | 46°F (8°C) | 2.7 in | |
| July | 45°F (7°C) | 2.9 in | Coldest |
| August | 46°F (8°C) | 3.1 in | |
| September | 49°F (9°C) | 2.6 in | |
| October | 52°F (11°C) | 2.4 in | |
| November | 55°F (13°C) | 2.9 in | |
| December | 58°F (14°C) | 3.3 in | Wettest |
Saint Marys has a seasonal temperature swing of 16°F / from 45°F in July to 61°F in February. Total annual precipitation is 32.2 inches, with December being the wettest month (3.3") and February the driest (1.7").