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Monthly climate in Yass, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Yass features a oceanic climate (Cfb). Temperatures typically range between 6 °C (43 °F) and 22 °C (73 °F) through the year, but rarely can drop to -7 °C (20 °F) or can rise to as high as 41 °C (106 °F). The average annual precipitation amounts to about 714 mm (28.1 inches) and receives 86 rainy days on the 1 mm (0.04 inches) threshold annually. Yass enjoys an average of 3295 hours of sunshine throughout the year, and daylight varies from 9 hours 50 minutes to 14 hours 26 minutes per day.

Monthly average temperatures in Yass, Australia

The warmest months in Yass are January, February and December, with daily mean temperatures ranging from 20 to 22 °C (68 - 73 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 6 to 7 °C (43 - 44 °F) throughout the day. On average each year, Yass experiences 82 days above 25 °C (77.0 °F) and 29 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Yass. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum41°C
(105°F)		41°C
(106°F)		33°C
(92°F)		30°C
(87°F)		24°C
(75°F)		17°C
(64°F)		18°C
(65°F)		20°C
(68°F)		28°C
(82°F)		30°C
(86°F)		36°C
(98°F)		39°C
(103°F)
Mean maximum37°C
(99°F)		35°C
(94°F)		31°C
(88°F)		25°C
(78°F)		21°C
(71°F)		15°C
(60°F)		16°C
(62°F)		18°C
(65°F)		24°C
(75°F)		27°C
(80°F)		31°C
(88°F)		34°C
(94°F)
Average high29°C
(85°F)		27°C
(80°F)		24°C
(75°F)		20°C
(69°F)		15°C
(60°F)		12°C
(54°F)		11°C
(53°F)		12°C
(54°F)		16°C
(61°F)		20°C
(68°F)		23°C
(73°F)		26°C
(80°F)
Daily mean22°C
(73°F)		20°C
(69°F)		18°C
(65°F)		14°C
(58°F)		9°C
(49°F)		7°C
(44°F)		6°C
(43°F)		7°C
(44°F)		10°C
(50°F)		14°C
(57°F)		16°C
(62°F)		20°C
(68°F)
Average low16°C
(61°F)		14°C
(58°F)		13°C
(55°F)		9°C
(48°F)		5°C
(40°F)		2°C
(37°F)		2°C
(35°F)		2°C
(35°F)		4°C
(39°F)		8°C
(46°F)		10°C
(51°F)		13°C
(56°F)
Mean minimum10°C
(51°F)		8°C
(47°F)		6°C
(43°F)		3°C
(38°F)		-2°C
(29°F)		-3°C
(27°F)		-5°C
(24°F)		-4°C
(25°F)		-3°C
(27°F)		1°C
(34°F)		3°C
(37°F)		7°C
(44°F)
Minimum7°C
(45°F)		7°C
(44°F)		2°C
(37°F)		-1°C
(31°F)		-4°C
(26°F)		-5°C
(23°F)		-7°C
(20°F)		-5°C
(23°F)		-4°C
(25°F)		-0°C
(32°F)		0°C
(33°F)		4°C
(39°F)

Compare climate in Yass with other places

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

Monthly average precipitation in Yass, Australia

Yass usually has the most precipitation in March, August and November, with an average of 8 rainy days and 84 mm (3.3 inches) of precipitation per month. The driest months in Yass are January, April and June. On average, 38 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Yass. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)40 (1.6)53 (2.1)79 (3.1)27 (1.1)51 (2.0)48 (1.9)49 (1.9)77 (3.0)53 (2.1)66 (2.6)96 (3.8)75 (2.9)
Average precipitation days (≥ 1 mm)6672779108987

Monthly sunshine hours in Yass, Australia

The sunniest months in Yass are October, November and December, when the sun shines an average of 10 hours 33 minutes a day. Least sunny months in Yass: May, June and July receive an average of 7 hours 10 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Yass. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours287303293267239202218239272304308358
Mean daily daylight hours14h 10m13h 20m12h 16m11h 10m10h 17m9h 50m10h 3m10h 50m11h 52m12h 57m13h 55m14h 26m

Solar UV radiation in Yass, Australia

Yass experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 13 - 15, 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 5. For more detailed information, check out our hourly Yass UV Index data.

Average daily maximum UV levels by month for Yass. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151312853458101315