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Monthly climate in Blackwater, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Blackwater features a hot semi-arid climate (BSh). Temperatures typically range between 16 °C (62 °F) and 29 °C (84 °F) through the year, but rarely can drop to 1 °C (35 °F) or can rise to as high as 43 °C (109 °F). The average annual precipitation amounts to about 490 mm (19.3 inches) and receives 49 rainy days on the 1 mm (0.04 inches) threshold annually. Blackwater enjoys an average of 3482 hours of sunshine throughout the year, and daylight varies from 10 hours 41 minutes to 13 hours 32 minutes per day.

Monthly average temperatures in Blackwater, Australia

The warmest months in Blackwater are January, February and December, with daily mean temperatures ranging from 28 to 29 °C (83 - 84 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 16 to 18 °C (62 - 64 °F) throughout the day. On average each year, Blackwater experiences 279 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 Blackwater. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum41°C
(106°F)		43°C
(109°F)		41°C
(106°F)		36°C
(97°F)		31°C
(89°F)		28°C
(83°F)		31°C
(88°F)		32°C
(91°F)		38°C
(100°F)		40°C
(105°F)		40°C
(105°F)		41°C
(106°F)
Mean maximum39°C
(103°F)		41°C
(106°F)		38°C
(100°F)		33°C
(92°F)		30°C
(87°F)		27°C
(80°F)		28°C
(83°F)		31°C
(89°F)		34°C
(94°F)		38°C
(101°F)		38°C
(101°F)		40°C
(104°F)
Average high35°C
(95°F)		35°C
(96°F)		33°C
(92°F)		30°C
(86°F)		26°C
(80°F)		24°C
(75°F)		24°C
(76°F)		26°C
(80°F)		30°C
(85°F)		33°C
(91°F)		33°C
(92°F)		35°C
(95°F)
Daily mean28°C
(83°F)		29°C
(84°F)		27°C
(81°F)		24°C
(75°F)		20°C
(68°F)		17°C
(62°F)		16°C
(62°F)		18°C
(64°F)		21°C
(71°F)		25°C
(77°F)		26°C
(79°F)		28°C
(83°F)
Average low23°C
(73°F)		23°C
(73°F)		22°C
(71°F)		18°C
(64°F)		14°C
(58°F)		10°C
(51°F)		9°C
(49°F)		10°C
(50°F)		13°C
(56°F)		18°C
(65°F)		20°C
(68°F)		22°C
(72°F)
Mean minimum20°C
(69°F)		20°C
(68°F)		18°C
(65°F)		13°C
(56°F)		8°C
(47°F)		5°C
(41°F)		2°C
(37°F)		4°C
(40°F)		9°C
(48°F)		13°C
(56°F)		15°C
(59°F)		19°C
(66°F)
Minimum19°C
(66°F)		18°C
(64°F)		17°C
(63°F)		9°C
(49°F)		5°C
(41°F)		2°C
(36°F)		1°C
(35°F)		1°C
(35°F)		7°C
(44°F)		12°C
(54°F)		12°C
(54°F)		17°C
(62°F)

Compare climate in Blackwater with other places

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

Monthly average precipitation in Blackwater, Australia

Blackwater usually has the most precipitation in February, March and December, with an average of 7 rainy days and 90 mm (3.5 inches) of precipitation per month. The driest months in Blackwater are June, August and September. On average, 8 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Blackwater. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)43 (1.7)54 (2.1)139 (5.5)21 (0.8)18 (0.7)14 (0.5)21 (0.8)6 (0.2)4 (0.1)44 (1.7)49 (1.9)76 (3.0)
Average precipitation days (≥ 1 mm)599323201555

Monthly sunshine hours in Blackwater, Australia

The sunniest months in Blackwater are October, November and December, when the sun shines an average of 10 hours 36 minutes a day. Least sunny months in Blackwater: January, May and June receive an average of 8 hours 32 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Blackwater. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours264288287281266254267295300315321338
Mean daily daylight hours13h 23m12h 52m12h 11m11h 31m10h 57m10h 41m10h 49m11h 18m11h 56m12h 37m13h 14m13h 32m

Solar UV radiation in Blackwater, Australia

Blackwater experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure. May, June and July are in the High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 8. For more detailed information, check out our hourly Blackwater UV Index data.

Average daily maximum UV levels by month for Blackwater. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151514118671012131516