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Monthly climate in Swan Hill, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Swan Hill features a cold semi-arid climate (BSk). Temperatures typically range between 9 °C (49 °F) and 26 °C (79 °F) through the year, but rarely can drop to -3 °C (26 °F) or can rise to as high as 47 °C (116 °F). The average annual precipitation amounts to about 316 mm (12.4 inches) and receives 46 rainy days on the 1 mm (0.04 inches) threshold annually. Swan Hill enjoys an average of 3328 hours of sunshine throughout the year, and daylight varies from 9 hours 48 minutes to 14 hours 28 minutes per day.

Monthly average temperatures in Swan Hill, Australia

The warmest months in Swan Hill are January, February and December, with daily mean temperatures ranging from 23 to 26 °C (74 - 79 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 9 to 10 °C (49 - 50 °F) throughout the day. On average each year, Swan Hill experiences 143 days above 25 °C (77.0 °F) and 5 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Swan Hill. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum47°C
(116°F)		45°C
(113°F)		38°C
(101°F)		38°C
(101°F)		28°C
(83°F)		20°C
(68°F)		23°C
(74°F)		24°C
(75°F)		36°C
(98°F)		38°C
(100°F)		43°C
(109°F)		46°C
(115°F)
Mean maximum43°C
(109°F)		41°C
(107°F)		36°C
(97°F)		32°C
(90°F)		24°C
(75°F)		18°C
(64°F)		20°C
(68°F)		21°C
(71°F)		30°C
(87°F)		34°C
(93°F)		38°C
(101°F)		41°C
(107°F)
Average high34°C
(93°F)		31°C
(88°F)		29°C
(84°F)		24°C
(75°F)		18°C
(65°F)		15°C
(59°F)		15°C
(59°F)		15°C
(60°F)		20°C
(68°F)		24°C
(76°F)		28°C
(82°F)		31°C
(88°F)
Daily mean26°C
(79°F)		24°C
(75°F)		22°C
(71°F)		17°C
(63°F)		12°C
(54°F)		9°C
(49°F)		9°C
(49°F)		10°C
(50°F)		13°C
(56°F)		17°C
(63°F)		20°C
(69°F)		23°C
(74°F)
Average low18°C
(64°F)		16°C
(62°F)		15°C
(59°F)		11°C
(52°F)		7°C
(45°F)		5°C
(41°F)		5°C
(41°F)		5°C
(41°F)		6°C
(43°F)		10°C
(50°F)		13°C
(55°F)		15°C
(60°F)
Mean minimum11°C
(53°F)		9°C
(49°F)		8°C
(47°F)		5°C
(41°F)		2°C
(36°F)		-0°C
(32°F)		-1°C
(31°F)		-0°C
(32°F)		1°C
(34°F)		4°C
(39°F)		5°C
(41°F)		9°C
(49°F)
Minimum10°C
(50°F)		7°C
(45°F)		7°C
(45°F)		2°C
(36°F)		-0°C
(32°F)		-2°C
(29°F)		-3°C
(26°F)		-1°C
(30°F)		-1°C
(31°F)		3°C
(37°F)		4°C
(40°F)		8°C
(47°F)

Compare climate in Swan Hill with other places

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

Monthly average precipitation in Swan Hill, Australia

Swan Hill usually has the most precipitation in October, November and December, with an average of 4 rainy days and 39 mm (1.5 inches) of precipitation per month. The driest months in Swan Hill are January, February and March. On average, 16 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Swan Hill. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)18 (0.7)13 (0.5)17 (0.7)31 (1.2)25 (1.0)23 (0.9)22 (0.9)30 (1.2)20 (0.8)39 (1.5)41 (1.6)36 (1.4)
Average precipitation days (≥ 1 mm)222354564652

Monthly sunshine hours in Swan Hill, Australia

The sunniest months in Swan Hill are February, November and December, when the sun shines an average of 11 hours 0 minutes a day. Least sunny months in Swan Hill: May, June and July receive an average of 7 hours 12 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Swan Hill. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours295311309259230210222233272304319359
Mean daily daylight hours14h 12m13h 21m12h 16m11h 10m10h 15m9h 48m10h 2m10h 49m11h 51m12h 58m13h 57m14h 28m

Solar UV radiation in Swan Hill, Australia

Swan Hill 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 Swan Hill UV Index data.

Average daily maximum UV levels by month for Swan Hill. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141312853358101315