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Monthly climate in Warrnambool, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Warrnambool features a oceanic climate (Cfb). Temperatures typically range between 11 °C (52 °F) and 18 °C (65 °F) through the year, but rarely can drop to 4 °C (40 °F) or can rise to as high as 37 °C (100 °F). The average annual precipitation amounts to about 952 mm (37.5 inches) and receives 140 rainy days on the 1 mm (0.04 inches) threshold annually. Warrnambool enjoys an average of 3138 hours of sunshine throughout the year, and daylight varies from 9 hours 31 minutes to 14 hours 46 minutes per day.

Monthly average temperatures in Warrnambool, Australia

The warmest months in Warrnambool are January, February and March, with daily mean temperatures ranging from 17 to 18 °C (64 - 65 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 11 to 11 °C (52 - 53 °F) throughout the day. On average each year, Warrnambool experiences 21 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 Warrnambool. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum36°C
(96°F)		33°C
(92°F)		36°C
(97°F)		28°C
(83°F)		22°C
(72°F)		18°C
(64°F)		17°C
(62°F)		19°C
(66°F)		24°C
(76°F)		28°C
(83°F)		31°C
(89°F)		37°C
(100°F)
Mean maximum33°C
(92°F)		31°C
(87°F)		29°C
(85°F)		26°C
(79°F)		21°C
(69°F)		16°C
(61°F)		16°C
(61°F)		17°C
(63°F)		21°C
(71°F)		25°C
(77°F)		29°C
(84°F)		32°C
(90°F)
Average high22°C
(71°F)		21°C
(70°F)		20°C
(69°F)		18°C
(65°F)		15°C
(60°F)		14°C
(57°F)		13°C
(56°F)		13°C
(56°F)		15°C
(58°F)		16°C
(61°F)		18°C
(65°F)		19°C
(67°F)
Daily mean18°C
(65°F)		18°C
(64°F)		17°C
(64°F)		15°C
(60°F)		13°C
(56°F)		11°C
(53°F)		11°C
(52°F)		11°C
(52°F)		12°C
(54°F)		13°C
(56°F)		15°C
(59°F)		16°C
(61°F)
Average low15°C
(59°F)		15°C
(59°F)		15°C
(59°F)		13°C
(55°F)		11°C
(52°F)		9°C
(49°F)		9°C
(49°F)		9°C
(48°F)		9°C
(49°F)		10°C
(51°F)		12°C
(54°F)		13°C
(56°F)
Mean minimum12°C
(54°F)		12°C
(53°F)		11°C
(52°F)		10°C
(50°F)		7°C
(46°F)		6°C
(43°F)		6°C
(42°F)		6°C
(43°F)		6°C
(43°F)		7°C
(46°F)		9°C
(48°F)		10°C
(50°F)
Minimum11°C
(53°F)		11°C
(53°F)		9°C
(49°F)		9°C
(48°F)		6°C
(44°F)		4°C
(40°F)		5°C
(41°F)		5°C
(42°F)		5°C
(42°F)		6°C
(43°F)		8°C
(47°F)		9°C
(49°F)

Compare climate in Warrnambool with other places

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

Monthly average precipitation in Warrnambool, Australia

Warrnambool usually has the most precipitation in May, July and August, with an average of 17 rainy days and 123 mm (4.9 inches) of precipitation per month. The driest months in Warrnambool are January, February and December. On average, 41 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Warrnambool. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)39 (1.5)36 (1.4)51 (2.0)69 (2.7)112 (4.4)79 (3.1)127 (5.0)131 (5.2)94 (3.7)92 (3.6)72 (2.8)49 (1.9)
Average precipitation days (≥ 1 mm)56812151217191513108

Monthly sunshine hours in Warrnambool, Australia

The sunniest months in Warrnambool are March, November and December, when the sun shines an average of 10 hours 13 minutes a day. Least sunny months in Warrnambool: May, June and July receive an average of 6 hours 39 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Warrnambool. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours283284287235207194210236257286310342
Mean daily daylight hours14h 28m13h 30m12h 17m11h 3m10h 1m9h 31m9h 46m10h 40m11h 50m13h 5m14h 11m14h 46m

Solar UV radiation in Warrnambool, Australia

Warrnambool experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 12 - 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 4. For more detailed information, check out our hourly Warrnambool UV Index data.

Average daily maximum UV levels by month for Warrnambool. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)13121174334791114