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Monthly climate in Penticton, British Columbia, Canada

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Penticton features a subarctic climate (Dfc). Temperatures typically range between -4 °C (25 °F) and 19 °C (66 °F) through the year, but rarely can drop to -26 °C (-14 °F) or can rise to as high as 40 °C (104 °F). The average annual precipitation amounts to about 694 mm (27.3 inches) and receives 131 rainy days on the 1 mm (0.04 inches) threshold annually. Penticton enjoys an average of 2882 hours of sunshine throughout the year, and daylight varies from 8 hours 12 minutes to 16 hours 11 minutes per day.

Monthly average temperatures in Penticton, British Columbia, Canada §

The warmest months in Penticton are June, July and August, with daily mean temperatures ranging from 15 to 19 °C (59 - 66 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -4 to -2 °C (25 - 28 °F) throughout the day. On average each year, Penticton experiences 40 days above 25 °C (77.0 °F) and 126 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Penticton, British Columbia, Canada. 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 6°C
(42°F)		 10°C
(50°F)		 17°C
(63°F)		 23°C
(73°F)		 27°C
(80°F)		 40°C
(103°F)		 40°C
(104°F)		 34°C
(94°F)		 31°C
(87°F)		 22°C
(72°F)		 12°C
(53°F)		 13°C
(55°F)
Mean maximum 4°C
(40°F)		 7°C
(44°F)		 12°C
(54°F)		 18°C
(65°F)		 25°C
(77°F)		 28°C
(83°F)		 33°C
(93°F)		 33°C
(92°F)		 28°C
(82°F)		 17°C
(63°F)		 11°C
(51°F)		 7°C
(44°F)
Average high -0°C
(32°F)		 -0°C
(31°F)		 6°C
(43°F)		 11°C
(51°F)		 17°C
(63°F)		 21°C
(70°F)		 26°C
(79°F)		 25°C
(78°F)		 19°C
(66°F)		 10°C
(50°F)		 4°C
(40°F)		 -0°C
(32°F)
Daily mean -3°C
(27°F)		 -4°C
(25°F)		 2°C
(35°F)		 6°C
(43°F)		 12°C
(53°F)		 15°C
(59°F)		 19°C
(66°F)		 19°C
(66°F)		 14°C
(57°F)		 6°C
(43°F)		 2°C
(35°F)		 -2°C
(28°F)
Average low -5°C
(23°F)		 -8°C
(18°F)		 -2°C
(28°F)		 1°C
(34°F)		 6°C
(43°F)		 8°C
(47°F)		 12°C
(53°F)		 13°C
(55°F)		 9°C
(49°F)		 2°C
(36°F)		 -1°C
(31°F)		 -4°C
(24°F)
Mean minimum -15°C
(5°F)		 -19°C
(-1°F)		 -11°C
(13°F)		 -5°C
(24°F)		 1°C
(34°F)		 4°C
(39°F)		 7°C
(45°F)		 7°C
(45°F)		 2°C
(37°F)		 -6°C
(21°F)		 -8°C
(18°F)		 -14°C
(7°F)
Minimum -23°C
(-9°F)		 -24°C
(-11°F)		 -19°C
(-3°F)		 -7°C
(19°F)		 -0°C
(32°F)		 3°C
(38°F)		 6°C
(43°F)		 5°C
(42°F)		 1°C
(34°F)		 -11°C
(12°F)		 -12°C
(11°F)		 -26°C
(-14°F)

Compare climate in Penticton with other places

Compare temperature, precipitation, sunshine, UV index in Penticton, British Columbia, Canada with other places around the world.

Monthly average precipitation in Penticton, British Columbia, Canada §

Penticton usually has the most precipitation in October, November and December, with an average of 15 rainy days and 85 mm (3.4 inches) of precipitation per month. The driest months in Penticton are June, July and August. On average, 23 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Penticton, British Columbia, Canada. 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) 68 (2.7) 67 (2.7) 72 (2.8) 63 (2.5) 48 (1.9) 40 (1.6) 17 (0.7) 13 (0.5) 50 (2.0) 74 (2.9) 93 (3.7) 89 (3.5)
Average precipitation days (≥ 1 mm) 14 15 14 13 7 7 3 3 9 13 17 16

Monthly sunshine hours in Penticton, British Columbia, Canada §

The sunniest months in Penticton are June, July and August, when the sun shines an average of 11 hours 58 minutes a day. Least sunny months in Penticton: January, November and December receive an average of 3 hours 36 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Penticton, British Columbia, Canada. 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 94 154 226 268 335 347 397 357 264 198 122 114
Mean daily daylight hours 8h 41m 10h 8m 11h 56m 13h 47m 15h 22m 16h 11m 15h 44m 14h 18m 12h 31m 10h 41m 9h 3m 8h 12m

Solar UV radiation in Penticton, British Columbia, Canada §

Penticton experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 8 - 9, which corresponds to the Very High category of sun exposure. January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Penticton UV Index data.

Average daily maximum UV levels by month for Penticton, British Columbia, Canada. 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) 2 3 5 7 8 9 9 8 7 4 2 1

Detailed Monthly Weather Insights for Penticton, British Columbia, Canada

Discover in-depth weather details for every month in Penticton. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Penticton's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.