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Monthly climate in Coolah, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Coolah features a humid subtropical climate (Cfa). Temperatures typically range between 8 °C (47 °F) and 24 °C (76 °F) through the year, but rarely can drop to -4 °C (24 °F) or can rise to as high as 42 °C (107 °F). The average annual precipitation amounts to about 562 mm (22.1 inches) and receives 67 rainy days on the 1 mm (0.04 inches) threshold annually. Coolah enjoys an average of 3472 hours of sunshine throughout the year, and daylight varies from 10 hours 5 minutes to 14 hours 10 minutes per day.

Monthly average temperatures in Coolah, Australia

The warmest months in Coolah are January, February and December, with daily mean temperatures ranging from 22 to 24 °C (72 - 76 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 8 to 9 °C (47 - 48 °F) throughout the day. On average each year, Coolah experiences 118 days above 25 °C (77.0 °F) and 12 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Coolah. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum40°C
(105°F)		42°C
(107°F)		36°C
(96°F)		31°C
(88°F)		23°C
(74°F)		21°C
(70°F)		21°C
(70°F)		23°C
(74°F)		31°C
(88°F)		33°C
(91°F)		36°C
(97°F)		40°C
(105°F)
Mean maximum37°C
(99°F)		36°C
(97°F)		32°C
(90°F)		27°C
(81°F)		22°C
(72°F)		18°C
(64°F)		19°C
(67°F)		22°C
(71°F)		28°C
(82°F)		30°C
(86°F)		32°C
(90°F)		37°C
(98°F)
Average high31°C
(89°F)		29°C
(84°F)		26°C
(79°F)		22°C
(73°F)		18°C
(64°F)		14°C
(58°F)		15°C
(58°F)		16°C
(61°F)		20°C
(69°F)		23°C
(74°F)		25°C
(78°F)		29°C
(85°F)
Daily mean24°C
(76°F)		22°C
(73°F)		20°C
(68°F)		16°C
(61°F)		11°C
(53°F)		9°C
(48°F)		8°C
(47°F)		9°C
(48°F)		13°C
(56°F)		16°C
(62°F)		19°C
(66°F)		22°C
(72°F)
Average low18°C
(65°F)		17°C
(62°F)		15°C
(59°F)		10°C
(51°F)		6°C
(44°F)		4°C
(40°F)		3°C
(37°F)		3°C
(37°F)		6°C
(43°F)		10°C
(50°F)		12°C
(54°F)		16°C
(60°F)
Mean minimum13°C
(56°F)		11°C
(51°F)		9°C
(48°F)		4°C
(39°F)		0°C
(32°F)		-1°C
(31°F)		-3°C
(27°F)		-2°C
(28°F)		-0°C
(32°F)		4°C
(39°F)		6°C
(42°F)		9°C
(48°F)
Minimum10°C
(50°F)		8°C
(47°F)		7°C
(44°F)		1°C
(34°F)		-1°C
(30°F)		-4°C
(25°F)		-4°C
(24°F)		-3°C
(26°F)		-1°C
(30°F)		2°C
(36°F)		4°C
(40°F)		7°C
(45°F)

Compare climate in Coolah with other places

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

Monthly average precipitation in Coolah, Australia

Coolah usually has the most precipitation in March, October and November, with an average of 8 rainy days and 79 mm (3.1 inches) of precipitation per month. The driest months in Coolah are April, May and September. On average, 24 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Coolah. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)39 (1.5)55 (2.2)96 (3.8)22 (0.9)28 (1.1)35 (1.4)32 (1.3)32 (1.3)22 (0.9)64 (2.5)77 (3.0)60 (2.4)
Average precipitation days (≥ 1 mm)669235554787

Monthly sunshine hours in Coolah, Australia

The sunniest months in Coolah are October, November and December, when the sun shines an average of 10 hours 47 minutes a day. Least sunny months in Coolah: May, June and July receive an average of 7 hours 56 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Coolah. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours293300301280255225249277296312323357
Mean daily daylight hours13h 57m13h 12m12h 14m11h 16m10h 28m10h 5m10h 17m10h 58m11h 53m12h 51m13h 43m14h 10m

Solar UV radiation in Coolah, Australia

Coolah experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 14 - 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 6. For more detailed information, check out our hourly Coolah UV Index data.

Average daily maximum UV levels by month for Coolah. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)161413964478111315