nomadseason

Monthly climate in Dunoon, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Dunoon features a humid subtropical climate (Cfa). Temperatures typically range between 14 °C (57 °F) and 24 °C (76 °F) through the year, but rarely can drop to 2 °C (35 °F) or can rise to as high as 40 °C (105 °F). The average annual precipitation amounts to about 1057 mm (41.6 inches) and receives 123 rainy days on the 1 mm (0.04 inches) threshold annually. Dunoon enjoys an average of 3366 hours of sunshine throughout the year, and daylight varies from 10 hours 19 minutes to 13 hours 55 minutes per day.

Monthly average temperatures in Dunoon, Australia

The warmest months in Dunoon are January, February and December, with daily mean temperatures ranging from 24 to 24 °C (75 - 76 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 14 to 15 °C (57 - 59 °F) throughout the day. On average each year, Dunoon experiences 161 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 Dunoon. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum38°C
(100°F)		40°C
(105°F)		36°C
(96°F)		32°C
(89°F)		28°C
(83°F)		24°C
(76°F)		25°C
(77°F)		30°C
(87°F)		36°C
(97°F)		35°C
(96°F)		36°C
(96°F)		38°C
(101°F)
Mean maximum35°C
(95°F)		36°C
(98°F)		33°C
(91°F)		30°C
(87°F)		27°C
(80°F)		23°C
(74°F)		24°C
(76°F)		28°C
(82°F)		31°C
(88°F)		33°C
(91°F)		33°C
(92°F)		36°C
(97°F)
Average high30°C
(86°F)		29°C
(84°F)		27°C
(81°F)		25°C
(77°F)		22°C
(72°F)		20°C
(68°F)		21°C
(69°F)		22°C
(72°F)		24°C
(76°F)		26°C
(78°F)		27°C
(82°F)		29°C
(85°F)
Daily mean24°C
(76°F)		24°C
(75°F)		23°C
(73°F)		19°C
(67°F)		17°C
(62°F)		14°C
(58°F)		14°C
(57°F)		15°C
(59°F)		17°C
(64°F)		20°C
(68°F)		22°C
(71°F)		24°C
(75°F)
Average low20°C
(69°F)		20°C
(68°F)		19°C
(67°F)		15°C
(60°F)		12°C
(55°F)		10°C
(50°F)		8°C
(47°F)		8°C
(47°F)		11°C
(52°F)		15°C
(59°F)		16°C
(62°F)		19°C
(67°F)
Mean minimum16°C
(61°F)		17°C
(62°F)		15°C
(60°F)		11°C
(52°F)		8°C
(46°F)		6°C
(43°F)		3°C
(38°F)		3°C
(39°F)		6°C
(42°F)		9°C
(48°F)		11°C
(53°F)		15°C
(59°F)
Minimum13°C
(55°F)		15°C
(59°F)		14°C
(57°F)		8°C
(46°F)		5°C
(42°F)		3°C
(38°F)		2°C
(35°F)		2°C
(36°F)		4°C
(40°F)		8°C
(46°F)		11°C
(52°F)		14°C
(58°F)

Compare climate in Dunoon with other places

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

Monthly average precipitation in Dunoon, Australia

Dunoon usually has the most precipitation in February, March and December, with an average of 15 rainy days and 167 mm (6.6 inches) of precipitation per month. The driest months in Dunoon are July, August and September. On average, 30 mm (1.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Dunoon. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)83 (3.3)184 (7.3)173 (6.8)66 (2.6)46 (1.8)56 (2.2)41 (1.6)22 (0.9)28 (1.1)131 (5.1)82 (3.2)145 (5.7)
Average precipitation days (≥ 1 mm)1016191298635131012

Monthly sunshine hours in Dunoon, Australia

The sunniest months in Dunoon are September, November and December, when the sun shines an average of 10 hours 22 minutes a day. Least sunny months in Dunoon: May, June and July receive an average of 8 hours 8 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Dunoon. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours273274275269251239257288297291322324
Mean daily daylight hours13h 43m13h 4m12h 13m11h 22m10h 40m10h 19m10h 30m11h 6m11h 54m12h 46m13h 31m13h 55m

Solar UV radiation in Dunoon, Australia

Dunoon experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure. May, June and July are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 7. For more detailed information, check out our hourly Dunoon UV Index data.

Average daily maximum UV levels by month for Dunoon. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1615131075579121315