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Weather & Climate in Mount Martha, Australia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mount Martha enjoys a temperate climate with an average annual temperature of 58°F (15°C). Winters average 66°F in January while summers reach 53°F in July / relatively mild seasonal variation. The area gets 297 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 32.9 inches. The city sits at an elevation of 36 feet.
Temperature
66°F Jan (19°C)
53°F Jul (11°C)
| Annual Average | 58.2°F |
| 8% above US avg | |
| January Average | 66°F (19°C) |
| July Average | 53°F (11°C) |
| Sunny Days | 297 days/yr |
Geography
| Elevation | 36 ft (11 m) |
| Area | 4,706.6 sq mi (12,190.0 km²) |
| Population Density | 4/sq mi |
| Coordinates | -38.2667°N, 145.0167°W |
| Timezone | Australia/Melbourne |
Precipitation & Snow
Air Quality
Earthquake History
40 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.2.
| Jun 19, 2012 | 11 km NNE of Mirboo North, Australia | M5.2 | 103 km | 10 km |
| Aug 29, 2000 | 5 km ENE of Mirboo North, Australia | M5.0 | 106 km | 12 km |
| Sep 25, 1996 | 32 km SE of Alexandra, Australia | M4.7 | 132 km | 10 km |
| Jul 20, 2012 | 8 km S of Trafalgar, Australia | M4.6 | 100 km | 13 km |
| Mar 6, 2009 | 1 km SE of Korumburra, Australia | M4.5 | 74 km | 14 km |
| Jun 29, 2023 | 34 km SSW of Mount Buller, Australia | M4.4 | 146 km | 10 km |
| Jul 5, 2011 | 2 km NNE of Korumburra, Australia | M4.4 | 74 km | 2 km |
| Feb 8, 2024 | 3 km E of Leongatha, Australia | M4.3 | 87 km | 10 km |
| Sep 25, 1996 | 26 km ENE of Neerim South, Australia | M4.3 | 112 km | 10 km |
| Mar 18, 2009 | 0 km N of Korumburra, Australia | M4.3 | 72 km | 15 km |
| Sep 24, 2002 | 10 km SSE of Leongatha, Australia | M4.0 | 91 km | 10 km |
| Aug 6, 2024 | 34 km SSW of Mount Buller, Australia | M3.9 | 149 km | 10 km |
| Apr 10, 2003 | Bass Strait, Australia | M3.9 | 133 km | 10 km |
| May 28, 2023 | 5 km W of Mickleham, Australia | M3.8 | 82 km | 9 km |
| Jul 5, 2011 | 2 km NW of Korumburra, Australia | M3.7 | 71 km | 6 km |
| Nov 8, 1992 | 20 km NNE of Colac, Australia | M3.6 | 115 km | 10 km |
| Aug 21, 2001 | 2 km N of Kallista, Australia | M3.6 | 54 km | 33 km |
| Sep 24, 2002 | 8 km ESE of Leongatha, Australia | M3.5 | 93 km | 10 km |
| Mar 8, 2007 | 13 km N of Bunyip, Australia | M3.5 | 71 km | 14 km |
| May 19, 1990 | 37 km N of Yallourn North, Australia | M3.5 | 124 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 66°F (19°C) | 2.1 in | |
| February | 67°F (19°C) | 1.7 in | Warmest, Driest |
| March | 64°F (18°C) | 2.1 in | |
| April | 59°F (15°C) | 2.6 in | |
| May | 55°F (13°C) | 3.2 in | |
| June | 50°F (10°C) | 3.0 in | Coldest |
| July | 53°F (11°C) | 3.0 in | |
| August | 50°F (10°C) | 3.2 in | |
| September | 53°F (11°C) | 3.2 in | |
| October | 56°F (13°C) | 3.3 in | Wettest |
| November | 59°F (15°C) | 2.4 in | |
| December | 62°F (17°C) | 2.5 in |
Mount Martha has a seasonal temperature swing of 17°F / from 50°F in June to 67°F in February. Total annual precipitation is 32.2 inches, with October being the wettest month (3.3") and February the driest (1.7").