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Monthly climate in Colesberg, Northern Cape, South Africa

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Colesberg features a cold semi-arid climate (BSk).Temperatures typically range between 9 °C (48 °F) and 24 °C (75 °F) through the year, but rarely can drop to -7 °C (20 °F) or can rise to as high as 38 °C (101 °F).The average annual precipitation amounts to about 379 mm (14.9 inches) and receives 51 rainy days on the 1 mm (0.04 inches) threshold annually.Colesberg enjoys an average of 4132 hours of sunshine throughout the year, and daylight varies from 10 hours 10 minutes to 14 hours 5 minutes per day.

Monthly average temperatures in Colesberg, Northern Cape, South Africa §

The warmest months in Colesberg are January, February and December, with daily mean temperatures ranging from 22 to 24 °C (73 - 75 °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 - 51 °F) throughout the day. On average each year, Colesberg experiences 169 days above 25 °C (77.0 °F) and 22 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Colesberg, Northern Cape, South Africa.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 38°C
(101°F)		 37°C
(99°F)		 35°C
(96°F)		 34°C
(93°F)		 28°C
(82°F)		 24°C
(76°F)		 24°C
(75°F)		 28°C
(83°F)		 34°C
(93°F)		 36°C
(98°F)		 38°C
(101°F)		 37°C
(100°F)
Mean maximum 36°C
(98°F)		 35°C
(96°F)		 33°C
(93°F)		 31°C
(88°F)		 26°C
(79°F)		 21°C
(71°F)		 22°C
(72°F)		 26°C
(80°F)		 32°C
(89°F)		 35°C
(94°F)		 36°C
(96°F)		 36°C
(96°F)
Average high 31°C
(88°F)		 30°C
(86°F)		 28°C
(84°F)		 24°C
(75°F)		 21°C
(70°F)		 18°C
(65°F)		 18°C
(64°F)		 19°C
(67°F)		 24°C
(76°F)		 27°C
(80°F)		 29°C
(84°F)		 31°C
(87°F)
Daily mean 24°C
(75°F)		 22°C
(73°F)		 21°C
(70°F)		 17°C
(62°F)		 13°C
(55°F)		 10°C
(50°F)		 9°C
(48°F)		 10°C
(51°F)		 16°C
(60°F)		 18°C
(66°F)		 21°C
(69°F)		 23°C
(73°F)
Average low 16°C
(62°F)		 16°C
(61°F)		 14°C
(58°F)		 10°C
(51°F)		 6°C
(43°F)		 3°C
(37°F)		 1°C
(34°F)		 3°C
(37°F)		 7°C
(45°F)		 10°C
(50°F)		 12°C
(54°F)		 15°C
(59°F)
Mean minimum 10°C
(51°F)		 10°C
(50°F)		 8°C
(47°F)		 3°C
(38°F)		 0°C
(32°F)		 -3°C
(27°F)		 -5°C
(22°F)		 -3°C
(27°F)		 -1°C
(30°F)		 2°C
(36°F)		 6°C
(42°F)		 9°C
(48°F)
Minimum 9°C
(49°F)		 7°C
(45°F)		 5°C
(42°F)		 2°C
(36°F)		 -3°C
(27°F)		 -6°C
(22°F)		 -7°C
(20°F)		 -4°C
(24°F)		 -4°C
(26°F)		 1°C
(34°F)		 3°C
(39°F)		 6°C
(44°F)

Compare climate in Colesberg with other places

Compare temperature, precipitation, sunshine, UV index in Colesberg, Northern Cape, South Africa with other places around the world.

Monthly average precipitation in Colesberg, Northern Cape, South Africa §

Colesberg usually has the most precipitation in January, February and December, with an average of 8 rainy days and 69 mm (2.7 inches) of precipitation per month.The driest months in Colesberg are June, July and August. On average, 5 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Colesberg, Northern Cape, South Africa.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) 64 (2.5) 85 (3.4) 37 (1.5) 56 (2.2) 10 (0.4) 3 (0.1) 3 (0.1) 7 (0.3) 9 (0.3) 19 (0.8) 28 (1.1) 57 (2.2)
Average precipitation days (≥ 1 mm) 7 11 7 7 2 1 1 1 1 3 3 7

Monthly sunshine hours in Colesberg, Northern Cape, South Africa §

The sunniest months in Colesberg are October, November and December, when the sun shines an average of 12 hours 52 minutes a day.Least sunny months in Colesberg: May, June and July receive an average of 9 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Colesberg, Northern Cape, South Africa.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 335 349 363 315 311 292 308 328 342 378 390 415
Mean daily daylight hours 13h 51m 13h 8m 12h 13m 11h 18m 10h 32m 10h 10m 10h 22m 11h 1m 11h 54m 12h 50m 13h 39m 14h 5m

Solar UV radiation in Colesberg, Northern Cape, South Africa §

Colesberg 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 Colesberg UV Index data.

Average daily maximum UV levels by month for Colesberg, Northern Cape, South Africa.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 5 5 7 10 12 14 16