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Weather & Climate in Hay, Australia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hay enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 77°F in January while summers reach 48°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 299 feet.
Temperature
77°F Jan (25°C)
48°F Jul (9°C)
| Annual Average | 62.8°F |
| 16% above US avg | |
| January Average | 77°F (25°C) |
| July Average | 48°F (9°C) |
| Sunny Days | 309 days/yr |
Geography
| Elevation | 299 ft (91 m) |
| Area | 3,885.7 sq mi (10,064.0 km²) |
| Population Density | 1/sq mi |
| Coordinates | -34.5090°N, 144.8431°W |
| Timezone | Australia/Sydney |
Precipitation & Snow
Air Quality
Earthquake History
4 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.2.
| Oct 27, 2001 | 12 km ENE of Swan Hill, Australia | M4.2 | 138 km | 10 km |
| Jun 11, 1990 | 60 km SW of Hay, Australia | M3.2 | 60 km | 10 km |
| Mar 10, 2003 | Victoria, Australia | M3.1 | 107 km | 8 km |
| Nov 4, 2002 | 57 km SW of Hay, Australia | M3.1 | 58 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 77°F (25°C) | 1.3 in | |
| February | 77°F (25°C) | 1.0 in | Warmest |
| March | 71°F (22°C) | 1.1 in | |
| April | 63°F (17°C) | 1.2 in | |
| May | 56°F (13°C) | 1.4 in | |
| June | 50°F (10°C) | 1.1 in | |
| July | 48°F (9°C) | 1.3 in | Coldest |
| August | 51°F (11°C) | 1.3 in | |
| September | 56°F (13°C) | 1.4 in | |
| October | 62°F (17°C) | 1.5 in | Wettest |
| November | 68°F (20°C) | 0.9 in | Driest |
| December | 74°F (23°C) | 1.3 in |
Hay has a seasonal temperature swing of 29°F / from 48°F in July to 77°F in February. Total annual precipitation is 14.7 inches, with October being the wettest month (1.5") and November the driest (0.9").