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Weather & Climate in Streaky Bay, Australia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Streaky Bay enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 73°F in January while summers reach 54°F in July / relatively mild seasonal variation. The area gets 309 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 14.7 inches (drier than the 38-inch national average). The city sits at an elevation of 39 feet.
Temperature
73°F Jan (23°C)
54°F Jul (12°C)
| Annual Average | 63.4°F |
| 17% above US avg | |
| January Average | 73°F (23°C) |
| July Average | 54°F (12°C) |
| Sunny Days | 309 days/yr |
Geography
| Elevation | 39 ft (12 m) |
| Area | 9.6 sq mi (24.9 km²) |
| Population Density | 151/sq mi |
| Coordinates | -32.7955°N, 134.2093°W |
| Timezone | Australia/Adelaide |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.5.
| Mar 27, 2003 | 142 km SW of Streaky Bay, Australia | M3.5 | 143 km | 32 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 73°F (23°C) | 0.5 in | Driest |
| February | 73°F (23°C) | 0.5 in | Warmest |
| March | 69°F (21°C) | 0.6 in | |
| April | 65°F (18°C) | 0.9 in | |
| May | 59°F (15°C) | 1.5 in | |
| June | 55°F (13°C) | 2.1 in | |
| July | 54°F (12°C) | 2.5 in | Coldest, Wettest |
| August | 55°F (13°C) | 2.0 in | |
| September | 58°F (15°C) | 1.6 in | |
| October | 63°F (17°C) | 1.1 in | |
| November | 67°F (20°C) | 0.8 in | |
| December | 70°F (21°C) | 0.8 in |
Streaky Bay has a seasonal temperature swing of 20°F / from 54°F in July to 73°F in February. Total annual precipitation is 14.7 inches, with July being the wettest month (2.5") and January the driest (0.5").