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Monthly climate in Rosebank, Western Cape, South Africa

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Rosebank features a warm-summer Mediterranean climate (Csb).Temperatures typically range between 13 °C (56 °F) and 20 °C (68 °F) through the year, but rarely can drop to 7 °C (45 °F) or can rise to as high as 31 °C (88 °F).The average annual precipitation amounts to about 558 mm (22.0 inches) and receives 75 rainy days on the 1 mm (0.04 inches) threshold annually.Rosebank enjoys an average of 4035 hours of sunshine throughout the year, and daylight varies from 9 hours 54 minutes to 14 hours 21 minutes per day.

Monthly average temperatures in Rosebank, Western Cape, South Africa §

The warmest months in Rosebank are January, February and December, with daily mean temperatures ranging from 19 to 20 °C (66 - 68 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 13 to 14 °C (56 - 58 °F) throughout the day. On average each year, Rosebank experiences 12 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 Rosebank, Western 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 28°C
(82°F)		 27°C
(81°F)		 28°C
(82°F)		 31°C
(88°F)		 25°C
(78°F)		 23°C
(74°F)		 24°C
(75°F)		 24°C
(76°F)		 28°C
(82°F)		 27°C
(81°F)		 25°C
(77°F)		 28°C
(82°F)
Mean maximum 27°C
(80°F)		 26°C
(80°F)		 26°C
(79°F)		 25°C
(78°F)		 24°C
(75°F)		 21°C
(70°F)		 21°C
(69°F)		 21°C
(69°F)		 23°C
(74°F)		 24°C
(76°F)		 25°C
(76°F)		 26°C
(79°F)
Average high 22°C
(72°F)		 22°C
(73°F)		 21°C
(70°F)		 20°C
(68°F)		 18°C
(65°F)		 17°C
(63°F)		 16°C
(61°F)		 16°C
(60°F)		 17°C
(63°F)		 19°C
(66°F)		 20°C
(68°F)		 21°C
(70°F)
Daily mean 20°C
(68°F)		 20°C
(68°F)		 19°C
(66°F)		 17°C
(63°F)		 16°C
(60°F)		 14°C
(58°F)		 14°C
(57°F)		 13°C
(56°F)		 15°C
(59°F)		 16°C
(61°F)		 17°C
(64°F)		 19°C
(66°F)
Average low 18°C
(64°F)		 18°C
(64°F)		 17°C
(62°F)		 15°C
(59°F)		 13°C
(56°F)		 12°C
(54°F)		 11°C
(53°F)		 11°C
(52°F)		 12°C
(55°F)		 14°C
(57°F)		 15°C
(59°F)		 17°C
(62°F)
Mean minimum 16°C
(60°F)		 16°C
(61°F)		 14°C
(58°F)		 12°C
(55°F)		 10°C
(51°F)		 10°C
(50°F)		 9°C
(48°F)		 8°C
(48°F)		 10°C
(51°F)		 11°C
(53°F)		 12°C
(55°F)		 15°C
(59°F)
Minimum 15°C
(59°F)		 15°C
(59°F)		 13°C
(56°F)		 11°C
(53°F)		 9°C
(48°F)		 9°C
(48°F)		 7°C
(45°F)		 8°C
(46°F)		 9°C
(48°F)		 11°C
(51°F)		 12°C
(53°F)		 14°C
(58°F)

Compare climate in Rosebank with other places

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

Monthly average precipitation in Rosebank, Western Cape, South Africa §

Rosebank usually has the most precipitation in June, July and August, with an average of 10 rainy days and 91 mm (3.6 inches) of precipitation per month.The driest months in Rosebank are January, February and March. On average, 16 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Rosebank, Western 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) 14 (0.6) 10 (0.4) 24 (1.0) 30 (1.2) 63 (2.5) 103 (4.1) 95 (3.7) 75 (3.0) 45 (1.8) 41 (1.6) 33 (1.3) 26 (1.0)
Average precipitation days (≥ 1 mm) 2 2 4 5 7 11 10 11 8 5 5 5

Monthly sunshine hours in Rosebank, Western Cape, South Africa §

The sunniest months in Rosebank are October, November and December, when the sun shines an average of 12 hours 52 minutes a day.Least sunny months in Rosebank: May, June and July receive an average of 9 hours 10 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Rosebank, Western 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 339 358 355 313 291 265 287 311 328 372 389 422
Mean daily daylight hours 14h 6m 13h 17m 12h 14m 11h 12m 10h 20m 9h 54m 10h 8m 10h 53m 11h 53m 12h 56m 13h 52m 14h 21m

Solar UV radiation in Rosebank, Western Cape, South Africa §

Rosebank experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 13 - 14, 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 Rosebank UV Index data.

Average daily maximum UV levels by month for Rosebank, Western 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) 14 13 11 8 5 3 4 6 9 11 12 14