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Monthly climate in Swan Reach, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Swan Reach features a oceanic climate (Cfb). Temperatures typically range between 9 °C (49 °F) and 20 °C (68 °F) through the year, but rarely can drop to 0 °C (33 °F) or can rise to as high as 43 °C (110 °F). The average annual precipitation amounts to about 702 mm (27.6 inches) and receives 101 rainy days on the 1 mm (0.04 inches) threshold annually. Swan Reach enjoys an average of 3180 hours of sunshine throughout the year, and daylight varies from 9 hours 34 minutes to 14 hours 42 minutes per day.

Monthly average temperatures in Swan Reach, Australia

The warmest months in Swan Reach are January, February and December, with daily mean temperatures ranging from 18 to 20 °C (65 - 68 °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 Reach experiences 60 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 Swan Reach. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum42°C
(109°F)		43°C
(110°F)		36°C
(97°F)		32°C
(89°F)		27°C
(81°F)		20°C
(68°F)		21°C
(70°F)		22°C
(73°F)		33°C
(91°F)		31°C
(89°F)		40°C
(105°F)		41°C
(106°F)
Mean maximum38°C
(102°F)		36°C
(97°F)		32°C
(90°F)		28°C
(83°F)		23°C
(74°F)		17°C
(63°F)		19°C
(66°F)		21°C
(71°F)		27°C
(81°F)		29°C
(85°F)		33°C
(91°F)		36°C
(97°F)
Average high26°C
(79°F)		24°C
(76°F)		23°C
(74°F)		20°C
(68°F)		17°C
(62°F)		14°C
(57°F)		14°C
(58°F)		14°C
(58°F)		17°C
(63°F)		19°C
(67°F)		22°C
(71°F)		24°C
(75°F)
Daily mean20°C
(68°F)		19°C
(66°F)		18°C
(65°F)		15°C
(59°F)		12°C
(54°F)		9°C
(49°F)		10°C
(50°F)		10°C
(50°F)		12°C
(54°F)		14°C
(57°F)		16°C
(61°F)		18°C
(65°F)
Average low15°C
(60°F)		14°C
(58°F)		14°C
(57°F)		11°C
(52°F)		8°C
(47°F)		6°C
(44°F)		6°C
(43°F)		6°C
(44°F)		7°C
(45°F)		9°C
(49°F)		11°C
(52°F)		13°C
(56°F)
Mean minimum10°C
(51°F)		9°C
(49°F)		9°C
(48°F)		7°C
(44°F)		4°C
(40°F)		3°C
(37°F)		2°C
(36°F)		2°C
(36°F)		3°C
(37°F)		5°C
(42°F)		7°C
(44°F)		9°C
(48°F)
Minimum10°C
(50°F)		8°C
(47°F)		7°C
(45°F)		6°C
(42°F)		3°C
(38°F)		2°C
(35°F)		0°C
(33°F)		2°C
(35°F)		2°C
(36°F)		4°C
(39°F)		6°C
(43°F)		7°C
(46°F)

Compare climate in Swan Reach with other places

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

Monthly average precipitation in Swan Reach, Australia

Swan Reach usually has the most precipitation in October, November and December, with an average of 10 rainy days and 82 mm (3.2 inches) of precipitation per month. The driest months in Swan Reach are January, April and July. On average, 44 mm (1.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Swan Reach. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)45 (1.8)53 (2.1)48 (1.9)46 (1.8)57 (2.2)51 (2.0)43 (1.7)60 (2.4)54 (2.1)76 (3.0)87 (3.4)83 (3.3)
Average precipitation days (≥ 1 mm)67749781110111110

Monthly sunshine hours in Swan Reach, Australia

The sunniest months in Swan Reach are October, November and December, when the sun shines an average of 9 hours 59 minutes a day. Least sunny months in Swan Reach: May, June and July receive an average of 7 hours 13 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Swan Reach. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours266285278254231209224237271288300330
Mean daily daylight hours14h 25m13h 28m12h 17m11h 4m10h 4m9h 34m9h 49m10h 42m11h 50m13h 3m14h 8m14h 42m

Solar UV radiation in Swan Reach, Australia

Swan Reach experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 12 - 14, 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 Swan Reach UV Index data.

Average daily maximum UV levels by month for Swan Reach. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)13121174335791214