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Monthly climate in Roxby Downs, South Australia, Australia

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Roxby Downs features a hot desert climate (BWh).Temperatures typically range between 12 °C (54 °F) and 29 °C (85 °F) through the year, but rarely can drop to 0 °C (33 °F) or can rise to as high as 47 °C (116 °F).The average annual precipitation amounts to about 132 mm (5.2 inches) and receives 16 rainy days on the 1 mm (0.04 inches) threshold annually.Roxby Downs enjoys an average of 3587 hours of sunshine throughout the year, and daylight varies from 10 hours 11 minutes to 14 hours 4 minutes per day.

Monthly average temperatures in Roxby Downs, South Australia, Australia §

The warmest months in Roxby Downs are January, February and December, with daily mean temperatures ranging from 27 to 29 °C (81 - 85 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 12 to 14 °C (54 - 57 °F) throughout the day. On average each year, Roxby Downs experiences 185 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 Roxby Downs, South Australia, Australia.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 47°C
(116°F)		 46°C
(115°F)		 42°C
(107°F)		 37°C
(99°F)		 29°C
(85°F)		 26°C
(78°F)		 28°C
(82°F)		 30°C
(86°F)		 37°C
(99°F)		 40°C
(104°F)		 46°C
(116°F)		 46°C
(115°F)
Mean maximum 44°C
(111°F)		 42°C
(108°F)		 39°C
(103°F)		 35°C
(94°F)		 27°C
(81°F)		 23°C
(73°F)		 26°C
(80°F)		 27°C
(81°F)		 33°C
(92°F)		 37°C
(99°F)		 40°C
(105°F)		 43°C
(110°F)
Average high 36°C
(97°F)		 34°C
(93°F)		 32°C
(90°F)		 27°C
(81°F)		 21°C
(70°F)		 18°C
(65°F)		 19°C
(66°F)		 20°C
(68°F)		 25°C
(76°F)		 28°C
(82°F)		 30°C
(87°F)		 34°C
(94°F)
Daily mean 29°C
(85°F)		 27°C
(81°F)		 26°C
(79°F)		 21°C
(71°F)		 15°C
(59°F)		 12°C
(54°F)		 12°C
(54°F)		 14°C
(57°F)		 18°C
(64°F)		 21°C
(71°F)		 24°C
(75°F)		 28°C
(82°F)
Average low 22°C
(72°F)		 20°C
(69°F)		 19°C
(67°F)		 15°C
(59°F)		 10°C
(50°F)		 7°C
(44°F)		 6°C
(44°F)		 7°C
(46°F)		 10°C
(51°F)		 14°C
(58°F)		 17°C
(62°F)		 20°C
(68°F)
Mean minimum 16°C
(60°F)		 15°C
(59°F)		 13°C
(55°F)		 10°C
(50°F)		 6°C
(43°F)		 3°C
(38°F)		 2°C
(36°F)		 4°C
(39°F)		 5°C
(41°F)		 9°C
(48°F)		 10°C
(50°F)		 12°C
(54°F)
Minimum 15°C
(59°F)		 14°C
(57°F)		 11°C
(53°F)		 8°C
(46°F)		 5°C
(41°F)		 0°C
(33°F)		 2°C
(35°F)		 2°C
(36°F)		 4°C
(40°F)		 8°C
(46°F)		 9°C
(49°F)		 11°C
(52°F)

Compare climate in Roxby Downs with other places

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

Monthly average precipitation in Roxby Downs, South Australia, Australia §

Roxby Downs usually has the most precipitation in February, April and November, with an average of 2 rainy days and 21 mm (0.8 inches) of precipitation per month.The driest months in Roxby Downs are May, June and July. On average, 5 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Roxby Downs, South Australia, Australia.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 13 (0.5) 23 (0.9) 9 (0.3) 16 (0.6) 6 (0.2) 6 (0.2) 2 (0.1) 8 (0.3) 8 (0.3) 12 (0.5) 23 (0.9) 7 (0.3)
Average precipitation days (≥ 1 mm) 2 1 1 2 1 1 0 1 1 2 3 1

Monthly sunshine hours in Roxby Downs, South Australia, Australia §

The sunniest months in Roxby Downs are October, November and December, when the sun shines an average of 11 hours 8 minutes a day.Least sunny months in Roxby Downs: May, June and July receive an average of 8 hours 27 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Roxby Downs, South Australia, Australia.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 293 312 320 283 267 246 263 274 301 330 333 360
Mean daily daylight hours 13h 51m 13h 8m 12h 14m 11h 19m 10h 33m 10h 11m 10h 22m 11h 1m 11h 54m 12h 49m 13h 38m 14h 4m

Solar UV radiation in Roxby Downs, South Australia, Australia §

Roxby Downs experiences the highest level of ultraviolet (UV) radiation in January, February 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 Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Roxby Downs UV Index data.

Average daily maximum UV levels by month for Roxby Downs, South Australia, Australia.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 15 15 13 9 6 4 5 6 9 12 14 16