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Monthly climate in Calvinia, Northern Cape, South Africa

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Calvinia features a cold desert climate (BWk).Temperatures typically range between 10 °C (51 °F) and 24 °C (75 °F) through the year, but rarely can drop to -3 °C (27 °F) or can rise to as high as 39 °C (103 °F).The average annual precipitation amounts to about 157 mm (6.2 inches) and receives 26 rainy days on the 1 mm (0.04 inches) threshold annually.Calvinia enjoys an average of 4140 hours of sunshine throughout the year, and daylight varies from 10 hours 6 minutes to 14 hours 8 minutes per day.

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

The warmest months in Calvinia are January, February and March, with daily mean temperatures ranging from 21 to 24 °C (71 - 75 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 10 to 11 °C (51 - 52 °F) throughout the day. On average each year, Calvinia experiences 170 days above 25 °C (77.0 °F) and 5 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Calvinia, 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 39°C
(103°F)		 38°C
(102°F)		 36°C
(98°F)		 35°C
(94°F)		 30°C
(87°F)		 27°C
(81°F)		 26°C
(79°F)		 29°C
(85°F)		 34°C
(94°F)		 38°C
(101°F)		 39°C
(102°F)		 36°C
(98°F)
Mean maximum 38°C
(100°F)		 37°C
(100°F)		 35°C
(95°F)		 32°C
(89°F)		 29°C
(85°F)		 24°C
(75°F)		 24°C
(76°F)		 26°C
(80°F)		 31°C
(89°F)		 35°C
(96°F)		 35°C
(96°F)		 35°C
(96°F)
Average high 31°C
(88°F)		 31°C
(88°F)		 29°C
(84°F)		 25°C
(78°F)		 22°C
(72°F)		 18°C
(64°F)		 17°C
(63°F)		 17°C
(63°F)		 22°C
(71°F)		 25°C
(77°F)		 27°C
(80°F)		 28°C
(83°F)
Daily mean 24°C
(75°F)		 24°C
(75°F)		 21°C
(71°F)		 18°C
(65°F)		 15°C
(59°F)		 11°C
(52°F)		 10°C
(51°F)		 10°C
(51°F)		 14°C
(58°F)		 18°C
(64°F)		 19°C
(67°F)		 21°C
(70°F)
Average low 16°C
(61°F)		 17°C
(62°F)		 15°C
(58°F)		 12°C
(53°F)		 8°C
(47°F)		 5°C
(42°F)		 4°C
(40°F)		 4°C
(39°F)		 7°C
(46°F)		 10°C
(50°F)		 12°C
(53°F)		 14°C
(57°F)
Mean minimum 9°C
(49°F)		 10°C
(51°F)		 9°C
(48°F)		 5°C
(41°F)		 2°C
(36°F)		 -0°C
(32°F)		 -1°C
(30°F)		 -1°C
(30°F)		 1°C
(34°F)		 3°C
(38°F)		 5°C
(41°F)		 8°C
(46°F)
Minimum 8°C
(46°F)		 8°C
(47°F)		 6°C
(43°F)		 2°C
(36°F)		 -1°C
(30°F)		 -3°C
(27°F)		 -3°C
(27°F)		 -2°C
(29°F)		 -0°C
(32°F)		 1°C
(35°F)		 2°C
(35°F)		 6°C
(43°F)

Compare climate in Calvinia with other places

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

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

Calvinia usually has the most precipitation in June, July and October, with an average of 3 rainy days and 20 mm (0.8 inches) of precipitation per month.The driest months in Calvinia are February, September and November. On average, 7 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Calvinia, 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) 10 (0.4) 8 (0.3) 11 (0.5) 12 (0.5) 12 (0.5) 23 (0.9) 23 (0.9) 15 (0.6) 8 (0.3) 15 (0.6) 7 (0.3) 14 (0.5)
Average precipitation days (≥ 1 mm) 1 1 2 2 1 4 4 3 2 2 2 2

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

The sunniest months in Calvinia are October, November and December, when the sun shines an average of 12 hours 59 minutes a day.Least sunny months in Calvinia: May, June and July receive an average of 9 hours 41 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Calvinia, 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 339 359 366 324 303 284 302 324 339 377 396 422
Mean daily daylight hours 13h 55m 13h 10m 12h 13m 11h 16m 10h 29m 10h 6m 10h 18m 11h 0m 11h 54m 12h 51m 13h 42m 14h 8m

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

Calvinia experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 14 - 15, 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 Calvinia UV Index data.

Average daily maximum UV levels by month for Calvinia, 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 14 12 9 6 4 5 7 10 12 13 15