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Monthly climate in Sea Lake, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sea Lake features a cold semi-arid climate (BSk). Temperatures typically range between 9 °C (49 °F) and 25 °C (78 °F) through the year, but rarely can drop to -3 °C (28 °F) or can rise to as high as 46 °C (116 °F). The average annual precipitation amounts to about 313 mm (12.3 inches) and receives 49 rainy days on the 1 mm (0.04 inches) threshold annually. Sea Lake enjoys an average of 3317 hours of sunshine throughout the year, and daylight varies from 9 hours 46 minutes to 14 hours 29 minutes per day.

Monthly average temperatures in Sea Lake, Australia

The warmest months in Sea Lake are January, February and December, with daily mean temperatures ranging from 23 to 25 °C (73 - 78 °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, Sea Lake experiences 137 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 Sea Lake. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum44°C
(112°F)		44°C
(112°F)		38°C
(101°F)		38°C
(100°F)		28°C
(83°F)		21°C
(71°F)		23°C
(74°F)		23°C
(73°F)		33°C
(93°F)		37°C
(99°F)		43°C
(109°F)		46°C
(116°F)
Mean maximum42°C
(108°F)		41°C
(106°F)		35°C
(96°F)		32°C
(90°F)		24°C
(75°F)		18°C
(65°F)		20°C
(68°F)		21°C
(71°F)		29°C
(85°F)		33°C
(92°F)		38°C
(101°F)		41°C
(105°F)
Average high33°C
(92°F)		30°C
(87°F)		28°C
(83°F)		23°C
(74°F)		18°C
(65°F)		15°C
(59°F)		15°C
(59°F)		15°C
(60°F)		19°C
(67°F)		23°C
(74°F)		27°C
(81°F)		30°C
(87°F)
Daily mean25°C
(78°F)		23°C
(74°F)		21°C
(70°F)		17°C
(62°F)		12°C
(54°F)		9°C
(49°F)		9°C
(49°F)		10°C
(50°F)		13°C
(55°F)		16°C
(62°F)		20°C
(68°F)		23°C
(73°F)
Average low17°C
(63°F)		16°C
(60°F)		14°C
(58°F)		11°C
(51°F)		7°C
(45°F)		5°C
(41°F)		5°C
(41°F)		5°C
(41°F)		6°C
(43°F)		9°C
(49°F)		12°C
(54°F)		14°C
(58°F)
Mean minimum11°C
(51°F)		9°C
(48°F)		8°C
(46°F)		5°C
(40°F)		2°C
(35°F)		-0°C
(32°F)		-1°C
(31°F)		-1°C
(31°F)		1°C
(33°F)		3°C
(38°F)		5°C
(41°F)		9°C
(48°F)
Minimum9°C
(48°F)		7°C
(45°F)		7°C
(44°F)		1°C
(34°F)		0°C
(32°F)		-2°C
(29°F)		-3°C
(28°F)		-1°C
(30°F)		-0°C
(31°F)		2°C
(36°F)		4°C
(39°F)		8°C
(46°F)

Compare climate in Sea Lake with other places

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

Monthly average precipitation in Sea Lake, Australia

Sea Lake usually has the most precipitation in April, October and November, with an average of 5 rainy days and 35 mm (1.4 inches) of precipitation per month. The driest months in Sea Lake are February, March and September. On average, 16 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sea Lake. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)23 (0.9)14 (0.6)12 (0.5)36 (1.4)30 (1.2)22 (0.9)24 (0.9)31 (1.2)22 (0.9)37 (1.5)33 (1.3)29 (1.1)
Average precipitation days (≥ 1 mm)312354664753

Monthly sunshine hours in Sea Lake, Australia

The sunniest months in Sea Lake are March, November and December, when the sun shines an average of 10 hours 46 minutes a day. Least sunny months in Sea Lake: 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 Sea Lake. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours298310312255225214220233269299317360
Mean daily daylight hours14h 14m13h 22m12h 16m11h 9m10h 14m9h 46m10h 0m10h 48m11h 51m12h 59m13h 58m14h 29m

Solar UV radiation in Sea Lake, Australia

Sea Lake experiences the highest level of ultraviolet (UV) radiation in January, February 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 Sea Lake UV Index data.

Average daily maximum UV levels by month for Sea Lake. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141312853357101215