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Monthly climate in Plettenberg Bay, Western Cape, South Africa

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Plettenberg Bay features a oceanic climate (Cfb).Temperatures typically range between 13 °C (56 °F) and 20 °C (69 °F) through the year, but rarely can drop to 6 °C (42 °F) or can rise to as high as 34 °C (94 °F).The average annual precipitation amounts to about 538 mm (21.2 inches) and receives 94 rainy days on the 1 mm (0.04 inches) threshold annually.Plettenberg Bay enjoys an average of 4038 hours of sunshine throughout the year, and daylight varies from 9 hours 54 minutes to 14 hours 22 minutes per day.

Monthly average temperatures in Plettenberg Bay, Western Cape, South Africa §

The warmest months in Plettenberg Bay are January, February and March, with daily mean temperatures ranging from 19 to 20 °C (67 - 69 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 13 to 15 °C (56 - 59 °F) throughout the day. On average each year, Plettenberg Bay experiences 31 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 Plettenberg Bay, 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 31°C
(88°F)		 34°C
(94°F)		 31°C
(87°F)		 30°C
(87°F)		 28°C
(82°F)		 27°C
(81°F)		 26°C
(79°F)		 26°C
(80°F)		 32°C
(90°F)		 32°C
(90°F)		 31°C
(88°F)		 30°C
(87°F)
Mean maximum 29°C
(85°F)		 29°C
(85°F)		 29°C
(85°F)		 28°C
(83°F)		 27°C
(81°F)		 24°C
(76°F)		 25°C
(76°F)		 24°C
(76°F)		 27°C
(81°F)		 26°C
(78°F)		 27°C
(81°F)		 27°C
(81°F)
Average high 23°C
(74°F)		 23°C
(74°F)		 23°C
(73°F)		 21°C
(69°F)		 20°C
(68°F)		 19°C
(66°F)		 18°C
(65°F)		 17°C
(63°F)		 18°C
(65°F)		 19°C
(67°F)		 20°C
(68°F)		 22°C
(71°F)
Daily mean 20°C
(69°F)		 20°C
(69°F)		 19°C
(67°F)		 17°C
(63°F)		 16°C
(61°F)		 15°C
(59°F)		 14°C
(57°F)		 13°C
(56°F)		 15°C
(59°F)		 16°C
(61°F)		 17°C
(63°F)		 19°C
(66°F)
Average low 18°C
(64°F)		 18°C
(64°F)		 17°C
(63°F)		 14°C
(58°F)		 13°C
(56°F)		 12°C
(53°F)		 11°C
(51°F)		 10°C
(51°F)		 12°C
(54°F)		 13°C
(55°F)		 14°C
(57°F)		 16°C
(61°F)
Mean minimum 14°C
(57°F)		 15°C
(58°F)		 13°C
(56°F)		 11°C
(52°F)		 9°C
(49°F)		 9°C
(48°F)		 7°C
(45°F)		 7°C
(45°F)		 8°C
(48°F)		 9°C
(49°F)		 10°C
(51°F)		 13°C
(55°F)
Minimum 13°C
(55°F)		 13°C
(55°F)		 11°C
(53°F)		 9°C
(49°F)		 8°C
(47°F)		 6°C
(43°F)		 6°C
(43°F)		 6°C
(42°F)		 7°C
(45°F)		 9°C
(48°F)		 9°C
(48°F)		 11°C
(53°F)

Compare climate in Plettenberg Bay with other places

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

Monthly average precipitation in Plettenberg Bay, Western Cape, South Africa §

Plettenberg Bay usually has the most precipitation in August, September and November, with an average of 9 rainy days and 63 mm (2.5 inches) of precipitation per month.The driest months in Plettenberg Bay are April, May and June. On average, 28 mm (1.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Plettenberg Bay, 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) 47 (1.9) 44 (1.7) 40 (1.6) 25 (1.0) 34 (1.3) 24 (0.9) 42 (1.7) 63 (2.5) 60 (2.4) 49 (1.9) 66 (2.6) 43 (1.7)
Average precipitation days (≥ 1 mm) 8 9 8 7 5 6 6 10 8 8 10 9

Monthly sunshine hours in Plettenberg Bay, Western Cape, South Africa §

The sunniest months in Plettenberg Bay are October, November and December, when the sun shines an average of 12 hours 42 minutes a day.Least sunny months in Plettenberg Bay: May, June and July receive an average of 9 hours 29 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Plettenberg Bay, 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 331 350 359 311 298 279 296 314 327 369 383 416
Mean daily daylight hours 14h 6m 13h 17m 12h 14m 11h 11m 10h 19m 9h 54m 10h 7m 10h 53m 11h 53m 12h 56m 13h 53m 14h 22m

Solar UV radiation in Plettenberg Bay, Western Cape, South Africa §

Plettenberg Bay 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 Plettenberg Bay UV Index data.

Average daily maximum UV levels by month for Plettenberg Bay, 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 4 4 6 9 11 12 14