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Monthly climate in Deniliquin, Australia

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Deniliquin features a cold semi-arid climate (BSk). Temperatures typically range between 9 °C (48 °F) and 26 °C (80 °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 380 mm (15.0 inches) and receives 61 rainy days on the 1 mm (0.04 inches) threshold annually. Deniliquin enjoys an average of 3322 hours of sunshine throughout the year, and daylight varies from 9 hours 46 minutes to 14 hours 30 minutes per day.

Monthly average temperatures in Deniliquin, Australia

The warmest months in Deniliquin are January, February and December, with daily mean temperatures ranging from 24 to 26 °C (75 - 80 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 9 to 10 °C (48 - 49 °F) throughout the day. On average each year, Deniliquin experiences 145 days above 25 °C (77.0 °F) and 4 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Deniliquin. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum47°C
(116°F)		46°C
(114°F)		38°C
(100°F)		37°C
(99°F)		27°C
(81°F)		19°C
(67°F)		21°C
(70°F)		24°C
(75°F)		36°C
(97°F)		36°C
(98°F)		42°C
(109°F)		46°C
(115°F)
Mean maximum43°C
(109°F)		41°C
(106°F)		36°C
(96°F)		31°C
(88°F)		24°C
(75°F)		17°C
(63°F)		19°C
(67°F)		21°C
(71°F)		29°C
(85°F)		33°C
(92°F)		38°C
(101°F)		42°C
(108°F)
Average high34°C
(94°F)		32°C
(89°F)		29°C
(84°F)		24°C
(75°F)		18°C
(65°F)		15°C
(58°F)		14°C
(58°F)		15°C
(60°F)		20°C
(67°F)		24°C
(76°F)		28°C
(82°F)		31°C
(88°F)
Daily mean26°C
(80°F)		24°C
(76°F)		22°C
(71°F)		17°C
(63°F)		12°C
(54°F)		9°C
(48°F)		9°C
(48°F)		10°C
(49°F)		13°C
(55°F)		17°C
(63°F)		21°C
(69°F)		24°C
(75°F)
Average low18°C
(65°F)		17°C
(62°F)		15°C
(59°F)		11°C
(52°F)		7°C
(45°F)		5°C
(40°F)		5°C
(41°F)		5°C
(40°F)		6°C
(43°F)		10°C
(50°F)		13°C
(55°F)		15°C
(60°F)
Mean minimum12°C
(54°F)		10°C
(50°F)		9°C
(48°F)		5°C
(42°F)		2°C
(36°F)		-0°C
(32°F)		-1°C
(30°F)		-1°C
(31°F)		1°C
(33°F)		3°C
(38°F)		5°C
(42°F)		9°C
(49°F)
Minimum10°C
(51°F)		8°C
(46°F)		7°C
(45°F)		3°C
(38°F)		-0°C
(32°F)		-2°C
(29°F)		-3°C
(26°F)		-2°C
(28°F)		-0°C
(32°F)		3°C
(37°F)		5°C
(41°F)		8°C
(46°F)

Compare climate in Deniliquin with other places

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

Monthly average precipitation in Deniliquin, Australia

Deniliquin usually has the most precipitation in October, November and December, with an average of 6 rainy days and 40 mm (1.6 inches) of precipitation per month. The driest months in Deniliquin are January, February and September. On average, 23 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Deniliquin. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)26 (1.0)17 (0.7)28 (1.1)32 (1.3)37 (1.5)30 (1.2)30 (1.2)34 (1.3)26 (1.0)38 (1.5)45 (1.8)38 (1.5)
Average precipitation days (≥ 1 mm)432456775774

Monthly sunshine hours in Deniliquin, Australia

The sunniest months in Deniliquin are February, November and December, when the sun shines an average of 11 hours 5 minutes a day. Least sunny months in Deniliquin: May, June and July receive an average of 7 hours 4 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Deniliquin. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours294312309260229204216232268306323362
Mean daily daylight hours14h 14m13h 22m12h 16m11h 9m10h 14m9h 46m10h 0m10h 48m11h 51m12h 59m13h 58m14h 30m

Solar UV radiation in Deniliquin, Australia

Deniliquin 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 Deniliquin UV Index data.

Average daily maximum UV levels by month for Deniliquin. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141312753357101215