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Monthly climate in Koroit, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Koroit features a oceanic climate (Cfb). Temperatures typically range between 10 °C (50 °F) and 18 °C (65 °F) through the year, but rarely can drop to 2 °C (36 °F) or can rise to as high as 40 °C (104 °F). The average annual precipitation amounts to about 855 mm (33.7 inches) and receives 135 rainy days on the 1 mm (0.04 inches) threshold annually. Koroit enjoys an average of 3138 hours of sunshine throughout the year, and daylight varies from 9 hours 31 minutes to 14 hours 45 minutes per day.

Monthly average temperatures in Koroit, Australia

The warmest months in Koroit are January, February and March, with daily mean temperatures ranging from 17 to 18 °C (63 - 65 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 10 to 11 °C (50 - 51 °F) throughout the day. On average each year, Koroit experiences 37 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 Koroit. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum39°C
(102°F)		34°C
(93°F)		36°C
(96°F)		30°C
(86°F)		23°C
(73°F)		18°C
(64°F)		17°C
(63°F)		20°C
(67°F)		25°C
(78°F)		29°C
(85°F)		32°C
(90°F)		40°C
(104°F)
Mean maximum36°C
(97°F)		32°C
(90°F)		30°C
(87°F)		27°C
(80°F)		21°C
(70°F)		16°C
(61°F)		16°C
(62°F)		17°C
(63°F)		22°C
(73°F)		26°C
(80°F)		30°C
(86°F)		33°C
(92°F)
Average high23°C
(74°F)		22°C
(72°F)		22°C
(71°F)		18°C
(66°F)		15°C
(60°F)		13°C
(56°F)		13°C
(55°F)		13°C
(56°F)		15°C
(59°F)		17°C
(62°F)		19°C
(67°F)		21°C
(70°F)
Daily mean18°C
(65°F)		18°C
(64°F)		17°C
(63°F)		15°C
(59°F)		12°C
(54°F)		11°C
(51°F)		10°C
(50°F)		10°C
(51°F)		11°C
(53°F)		13°C
(56°F)		15°C
(59°F)		16°C
(62°F)
Average low14°C
(57°F)		14°C
(57°F)		14°C
(57°F)		12°C
(53°F)		10°C
(50°F)		8°C
(47°F)		8°C
(46°F)		8°C
(46°F)		8°C
(47°F)		9°C
(49°F)		11°C
(52°F)		12°C
(54°F)
Mean minimum10°C
(51°F)		10°C
(50°F)		9°C
(48°F)		7°C
(46°F)		5°C
(42°F)		4°C
(40°F)		4°C
(39°F)		4°C
(39°F)		4°C
(39°F)		5°C
(42°F)		7°C
(44°F)		8°C
(47°F)
Minimum9°C
(49°F)		9°C
(48°F)		8°C
(46°F)		7°C
(44°F)		4°C
(39°F)		3°C
(37°F)		2°C
(36°F)		3°C
(38°F)		3°C
(37°F)		4°C
(39°F)		6°C
(42°F)		6°C
(44°F)

Compare climate in Koroit with other places

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

Monthly average precipitation in Koroit, Australia

Koroit usually has the most precipitation in May, July and August, with an average of 16 rainy days and 102 mm (4.0 inches) of precipitation per month. The driest months in Koroit are January, February and March. On average, 39 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Koroit. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)37 (1.5)34 (1.4)46 (1.8)62 (2.4)96 (3.8)65 (2.6)102 (4.0)107 (4.2)89 (3.5)89 (3.5)78 (3.1)50 (2.0)
Average precipitation days (≥ 1 mm)46810141116191514108

Monthly sunshine hours in Koroit, Australia

The sunniest months in Koroit are March, November and December, when the sun shines an average of 10 hours 13 minutes a day. Least sunny months in Koroit: 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 Koroit. 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 2m9h 31m9h 46m10h 40m11h 50m13h 4m14h 11m14h 45m

Solar UV radiation in Koroit, Australia

Koroit 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 Koroit UV Index data.

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