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Monthly climate in Willyung, Western Australia, Australia

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Willyung features a warm-summer Mediterranean climate (Csb). Temperatures typically range between 12 °C (54 °F) and 19 °C (66 °F) through the year, but rarely can drop to 6 °C (43 °F) or can rise to as high as 32 °C (90 °F). The average annual precipitation amounts to about 487 mm (19.2 inches) and receives 92 rainy days on the 1 mm (0.04 inches) threshold annually. Willyung enjoys an average of 3429 hours of sunshine throughout the year, and daylight varies from 9 hours 49 minutes to 14 hours 27 minutes per day.

Monthly average temperatures in Willyung, Western Australia, Australia §

The warmest months in Willyung are January, February and March, with daily mean temperatures ranging from 18 to 19 °C (65 - 66 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 12 to 13 °C (54 - 56 °F) throughout the day. On average each year, Willyung experiences 12 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Willyung, Western Australia, Australia. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 31°C
(88°F)		 32°C
(90°F)		 32°C
(90°F)		 29°C
(85°F)		 26°C
(78°F)		 22°C
(72°F)		 21°C
(69°F)		 23°C
(73°F)		 24°C
(76°F)		 28°C
(83°F)		 27°C
(80°F)		 32°C
(89°F)
Mean maximum 28°C
(82°F)		 28°C
(83°F)		 28°C
(83°F)		 26°C
(80°F)		 24°C
(75°F)		 20°C
(68°F)		 19°C
(66°F)		 20°C
(69°F)		 22°C
(72°F)		 25°C
(77°F)		 25°C
(77°F)		 28°C
(83°F)
Average high 21°C
(70°F)		 21°C
(70°F)		 21°C
(70°F)		 20°C
(68°F)		 18°C
(65°F)		 16°C
(62°F)		 15°C
(59°F)		 15°C
(59°F)		 16°C
(61°F)		 17°C
(63°F)		 18°C
(65°F)		 20°C
(69°F)
Daily mean 18°C
(65°F)		 19°C
(66°F)		 18°C
(66°F)		 17°C
(63°F)		 15°C
(59°F)		 13°C
(56°F)		 12°C
(54°F)		 12°C
(54°F)		 13°C
(56°F)		 14°C
(58°F)		 15°C
(60°F)		 17°C
(63°F)
Average low 16°C
(61°F)		 17°C
(62°F)		 16°C
(62°F)		 14°C
(58°F)		 12°C
(54°F)		 11°C
(52°F)		 10°C
(50°F)		 10°C
(50°F)		 10°C
(51°F)		 12°C
(53°F)		 13°C
(55°F)		 15°C
(59°F)
Mean minimum 13°C
(56°F)		 14°C
(57°F)		 13°C
(56°F)		 11°C
(53°F)		 9°C
(49°F)		 8°C
(47°F)		 7°C
(45°F)		 7°C
(45°F)		 7°C
(45°F)		 8°C
(47°F)		 10°C
(50°F)		 12°C
(53°F)
Minimum 12°C
(54°F)		 13°C
(56°F)		 11°C
(52°F)		 7°C
(46°F)		 8°C
(47°F)		 7°C
(46°F)		 6°C
(44°F)		 6°C
(43°F)		 6°C
(43°F)		 7°C
(46°F)		 8°C
(46°F)		 11°C
(51°F)

Compare climate in Willyung with other places

Compare temperature, precipitation, sunshine, UV index in Willyung, Western Australia, Australia with other places around the world.

Monthly average precipitation in Willyung, Western Australia, Australia §

Willyung usually has the most precipitation in July, August and September, with an average of 11 rainy days and 65 mm (2.6 inches) of precipitation per month. The driest months in Willyung are January, April and December. On average, 22 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Willyung, Western Australia, Australia. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 15 (0.6) 33 (1.3) 37 (1.5) 30 (1.2) 43 (1.7) 46 (1.8) 58 (2.3) 82 (3.2) 55 (2.2) 36 (1.4) 32 (1.3) 19 (0.8)
Average precipitation days (≥ 1 mm) 3 5 8 6 7 9 13 12 10 9 7 3

Monthly sunshine hours in Willyung, Western Australia, Australia §

The sunniest months in Willyung are October, November and December, when the sun shines an average of 10 hours 42 minutes a day. Least sunny months in Willyung: May, June and July receive an average of 8 hours 13 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Willyung, Western Australia, Australia. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 296 294 293 260 256 243 255 265 277 303 317 363
Mean daily daylight hours 14h 11m 13h 20m 12h 15m 11h 10m 10h 16m 9h 49m 10h 2m 10h 50m 11h 52m 12h 58m 13h 56m 14h 27m

Solar UV radiation in Willyung, Western Australia, Australia §

Willyung experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 14 - 14, which corresponds to the Extreme category of sun exposure. May, June and July are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Willyung UV Index data.

Average daily maximum UV levels by month for Willyung, Western Australia, Australia. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 14 14 11 8 5 3 4 5 7 10 12 14

Detailed Monthly Weather Insights for Willyung, Western Australia, Australia

Discover in-depth weather details for every month in Willyung. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Willyung's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.