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Weather & Climate in Williams, Australia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Williams enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 73°F in January while summers reach 50°F in July / relatively mild seasonal variation. The area gets 300 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 19.7 inches (drier than the 38-inch national average). The city sits at an elevation of 886 feet.
Temperature
73°F Jan (23°C)
50°F Jul (10°C)
| Annual Average | 61.0°F |
| 13% above US avg | |
| January Average | 73°F (23°C) |
| July Average | 50°F (10°C) |
| Sunny Days | 300 days/yr |
Geography
| Elevation | 886 ft (270 m) |
| Area | 824.6 sq mi (2,135.7 km²) |
| Population Density | 1/sq mi |
| Coordinates | -33.0280°N, 116.8792°W |
| Timezone | Australia/Perth |
Precipitation & Snow
Air Quality
Earthquake History
32 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.9.
| Jan 24, 2022 | 23 km W of Wagin, Australia | M4.9 | 41 km | 7 km |
| May 11, 1998 | 67 km E of Katanning, Australia | M4.5 | 149 km | 10 km |
| Feb 5, 2023 | 24 km WSW of Wagin, Australia | M4.4 | 44 km | 10 km |
| Feb 1, 2022 | 13 km S of Wagin, Australia | M4.3 | 61 km | 10 km |
| Jan 22, 1999 | 20 km S of Kojonup, Australia | M4.3 | 112 km | 33 km |
| Jan 5, 2022 | 41 km E of Narrogin, Australia | M4.2 | 70 km | 10 km |
| Jan 24, 2022 | 29 km NE of Narrogin, Australia | M4.2 | 59 km | 10 km |
| Jan 22, 2022 | 32 km WSW of Wagin, Australia | M4.2 | 41 km | 10 km |
| Apr 8, 2009 | 43 km SW of Kojonup, Australia | M4.1 | 125 km | 0 km |
| Mar 17, 1990 | 74 km ENE of Wagin, Australia | M4.0 | 113 km | 5 km |
| Mar 24, 2003 | 36 km NE of York, Australia | M4.0 | 149 km | 5 km |
| Apr 20, 1995 | 97 km ENE of Katanning, Australia | M3.6 | 148 km | 10 km |
| Feb 27, 2005 | 67 km E of Katanning, Australia | M3.6 | 145 km | 0 km |
| Apr 20, 1995 | 100 km ENE of Katanning, Australia | M3.6 | 149 km | 10 km |
| Apr 20, 1995 | 96 km ENE of Katanning, Australia | M3.5 | 149 km | 10 km |
| Aug 5, 2007 | 31 km ENE of Wagin, Australia | M3.5 | 74 km | 17 km |
| Jan 5, 1994 | 40 km ENE of Beverley, Australia | M3.2 | 123 km | 10 km |
| Apr 18, 2005 | 66 km E of Katanning, Australia | M2.8 | 145 km | 2 km |
| Apr 14, 2005 | 75 km ENE of Katanning, Australia | M2.8 | 146 km | 0 km |
| Jun 12, 2002 | 30 km SSE of Beverley, Australia | M2.7 | 79 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 73°F (23°C) | 0.7 in | Warmest |
| February | 73°F (23°C) | 0.8 in | |
| March | 70°F (21°C) | 0.7 in | |
| April | 63°F (17°C) | 1.2 in | |
| May | 57°F (14°C) | 2.4 in | |
| June | 52°F (11°C) | 3.4 in | Wettest |
| July | 50°F (10°C) | 3.4 in | Coldest |
| August | 51°F (10°C) | 2.8 in | |
| September | 53°F (12°C) | 1.8 in | |
| October | 57°F (14°C) | 1.3 in | |
| November | 64°F (18°C) | 0.9 in | |
| December | 70°F (21°C) | 0.4 in | Driest |
Williams has a seasonal temperature swing of 23°F / from 50°F in July to 73°F in January. Total annual precipitation is 19.7 inches, with June being the wettest month (3.4") and December the driest (0.4").