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Monthly climate in Lake Argyle, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Lake Argyle features a hot semi-arid climate (BSh). Temperatures typically range between 23 °C (75 °F) and 32 °C (90 °F) through the year, but rarely can drop to 14 °C (57 °F) or can rise to as high as 42 °C (108 °F). The average annual precipitation amounts to about 661 mm (26.0 inches) and receives 57 rainy days on the 1 mm (0.04 inches) threshold annually. Lake Argyle enjoys an average of 3618 hours of sunshine throughout the year, and daylight varies from 11 hours 10 minutes to 13 hours 3 minutes per day.

Monthly average temperatures in Lake Argyle, Australia

The warmest months in Lake Argyle are October, November and December, with daily mean temperatures ranging from 32 to 32 °C (89 - 90 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 23 to 25 °C (75 - 77 °F) throughout the day. On average each year, Lake Argyle experiences 328 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 Lake Argyle. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum40°C
(105°F)		39°C
(103°F)		40°C
(104°F)		39°C
(102°F)		37°C
(98°F)		33°C
(91°F)		34°C
(93°F)		35°C
(95°F)		37°C
(99°F)		40°C
(105°F)		40°C
(105°F)		42°C
(108°F)
Mean maximum39°C
(102°F)		37°C
(99°F)		38°C
(101°F)		37°C
(100°F)		35°C
(95°F)		32°C
(89°F)		32°C
(90°F)		33°C
(93°F)		36°C
(98°F)		39°C
(103°F)		39°C
(103°F)		41°C
(105°F)
Average high34°C
(93°F)		33°C
(93°F)		35°C
(95°F)		35°C
(95°F)		31°C
(88°F)		28°C
(83°F)		29°C
(85°F)		30°C
(87°F)		34°C
(93°F)		37°C
(99°F)		37°C
(99°F)		37°C
(99°F)
Daily mean30°C
(86°F)		30°C
(86°F)		31°C
(87°F)		30°C
(87°F)		26°C
(80°F)		23°C
(75°F)		24°C
(75°F)		25°C
(77°F)		29°C
(84°F)		32°C
(89°F)		32°C
(89°F)		32°C
(90°F)
Average low27°C
(80°F)		27°C
(80°F)		27°C
(81°F)		26°C
(78°F)		22°C
(71°F)		19°C
(66°F)		19°C
(66°F)		20°C
(68°F)		23°C
(74°F)		26°C
(79°F)		27°C
(81°F)		28°C
(82°F)
Mean minimum25°C
(77°F)		25°C
(77°F)		25°C
(77°F)		22°C
(72°F)		18°C
(64°F)		17°C
(62°F)		15°C
(59°F)		15°C
(59°F)		18°C
(65°F)		23°C
(74°F)		24°C
(76°F)		25°C
(78°F)
Minimum24°C
(76°F)		24°C
(75°F)		24°C
(75°F)		19°C
(67°F)		15°C
(59°F)		14°C
(58°F)		14°C
(58°F)		14°C
(57°F)		15°C
(60°F)		22°C
(72°F)		23°C
(74°F)		23°C
(73°F)

Compare climate in Lake Argyle with other places

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

Monthly average precipitation in Lake Argyle, Australia

Lake Argyle usually has the most precipitation in January, February and March, with an average of 13 rainy days and 186 mm (7.3 inches) of precipitation per month. The driest months in Lake Argyle are June, July and August. On average, 0 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Lake Argyle. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)259 (10.2)221 (8.7)79 (3.1)9 (0.3)4 (0.1)0 (0.0)0 (0.0)0 (0.0)1 (0.0)6 (0.2)28 (1.1)54 (2.1)
Average precipitation days (≥ 1 mm)16169100000168

Monthly sunshine hours in Lake Argyle, Australia

The sunniest months in Lake Argyle are October, November and December, when the sun shines an average of 10 hours 42 minutes a day. Least sunny months in Lake Argyle: January, February and June receive an average of 8 hours 51 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Lake Argyle. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours245266307297301286300313314330324330
Mean daily daylight hours12h 57m12h 36m12h 9m11h 42m11h 20m11h 10m11h 15m11h 34m11h 59m12h 26m12h 51m13h 3m

Solar UV radiation in Lake Argyle, Australia

Lake Argyle experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 16 - 16, which corresponds to the Extreme category of sun exposure. May, June and July are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly Lake Argyle UV Index data.

Average daily maximum UV levels by month for Lake Argyle. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)16161513108101114151616