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Monthly climate in Cowes, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Cowes features a oceanic climate (Cfb). Temperatures typically range between 11 °C (52 °F) and 19 °C (67 °F) through the year, but rarely can drop to 5 °C (40 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 871 mm (34.3 inches) and receives 135 rainy days on the 1 mm (0.04 inches) threshold annually. Cowes enjoys an average of 3181 hours of sunshine throughout the year, and daylight varies from 9 hours 30 minutes to 14 hours 46 minutes per day.

Monthly average temperatures in Cowes, Australia

The warmest months in Cowes are January, February and March, with daily mean temperatures ranging from 18 to 19 °C (66 - 67 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 11 to 12 °C (52 - 53 °F) throughout the day. On average each year, Cowes experiences 26 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 Cowes. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum35°C
(95°F)		35°C
(95°F)		35°C
(95°F)		28°C
(82°F)		23°C
(73°F)		17°C
(64°F)		16°C
(61°F)		19°C
(66°F)		23°C
(74°F)		28°C
(83°F)		32°C
(90°F)		37°C
(99°F)
Mean maximum33°C
(91°F)		30°C
(86°F)		29°C
(84°F)		26°C
(78°F)		20°C
(69°F)		16°C
(61°F)		16°C
(61°F)		18°C
(64°F)		22°C
(72°F)		25°C
(77°F)		28°C
(82°F)		32°C
(90°F)
Average high23°C
(73°F)		22°C
(71°F)		22°C
(71°F)		19°C
(66°F)		16°C
(61°F)		14°C
(57°F)		13°C
(56°F)		13°C
(56°F)		15°C
(59°F)		17°C
(63°F)		19°C
(66°F)		21°C
(69°F)
Daily mean19°C
(67°F)		19°C
(66°F)		18°C
(66°F)		16°C
(61°F)		14°C
(57°F)		12°C
(53°F)		11°C
(52°F)		11°C
(52°F)		12°C
(54°F)		14°C
(57°F)		16°C
(61°F)		17°C
(64°F)
Average low16°C
(62°F)		16°C
(61°F)		16°C
(61°F)		14°C
(57°F)		12°C
(53°F)		10°C
(50°F)		9°C
(49°F)		9°C
(49°F)		10°C
(50°F)		11°C
(53°F)		13°C
(55°F)		14°C
(58°F)
Mean minimum14°C
(57°F)		12°C
(55°F)		12°C
(53°F)		10°C
(51°F)		8°C
(47°F)		6°C
(44°F)		6°C
(43°F)		6°C
(43°F)		7°C
(44°F)		8°C
(47°F)		10°C
(49°F)		11°C
(53°F)
Minimum12°C
(55°F)		11°C
(53°F)		11°C
(51°F)		10°C
(50°F)		7°C
(45°F)		5°C
(40°F)		5°C
(42°F)		5°C
(41°F)		6°C
(44°F)		7°C
(45°F)		9°C
(48°F)		10°C
(50°F)

Compare climate in Cowes with other places

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

Monthly average precipitation in Cowes, Australia

Cowes usually has the most precipitation in May, August and September, with an average of 15 rainy days and 95 mm (3.7 inches) of precipitation per month. The driest months in Cowes are January, February and March. On average, 51 mm (2.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Cowes. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)44 (1.7)56 (2.2)53 (2.1)69 (2.7)97 (3.8)71 (2.8)80 (3.2)101 (4.0)87 (3.4)81 (3.2)65 (2.6)66 (2.6)
Average precipitation days (≥ 1 mm)57810131216181513108

Monthly sunshine hours in Cowes, Australia

The sunniest months in Cowes are October, November and December, when the sun shines an average of 10 hours 20 minutes a day. Least sunny months in Cowes: May, June and July receive an average of 6 hours 51 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Cowes. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours280290283244218197214239261296308345
Mean daily daylight hours14h 29m13h 31m12h 17m11h 3m10h 1m9h 30m9h 46m10h 39m11h 50m13h 5m14h 11m14h 46m

Solar UV radiation in Cowes, Australia

Cowes experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 12 - 13, 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 Cowes UV Index data.

Average daily maximum UV levels by month for Cowes. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)13121174334791113