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Monthly climate in Kelowna, Canada

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Kelowna 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 (-15 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 714 mm (28.1 inches) and receives 137 rainy days on the 1 mm (0.04 inches) threshold annually. Kelowna enjoys an average of 2807 hours of sunshine throughout the year, and daylight varies from 8 hours 9 minutes to 16 hours 15 minutes per day.

Monthly average temperatures in Kelowna, Canada

The warmest months in Kelowna are July, August and September, with daily mean temperatures ranging from 14 to 19 °C (57 - 66 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -4 to -1 °C (25 - 30 °F) throughout the day. On average each year, Kelowna experiences 28 days above 25 °C (77.0 °F) and 114 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Kelowna. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum7°C
(44°F)		9°C
(48°F)		18°C
(64°F)		23°C
(73°F)		27°C
(81°F)		39°C
(102°F)		34°C
(94°F)		34°C
(94°F)		29°C
(84°F)		22°C
(72°F)		11°C
(53°F)		12°C
(54°F)
Mean maximum5°C
(42°F)		7°C
(45°F)		12°C
(54°F)		18°C
(64°F)		23°C
(74°F)		27°C
(80°F)		31°C
(88°F)		33°C
(91°F)		27°C
(80°F)		17°C
(64°F)		10°C
(51°F)		7°C
(45°F)
Average high0°C
(33°F)		-0°C
(32°F)		6°C
(43°F)		10°C
(50°F)		16°C
(61°F)		19°C
(67°F)		24°C
(75°F)		24°C
(76°F)		19°C
(66°F)		11°C
(51°F)		5°C
(41°F)		1°C
(34°F)
Daily mean-3°C
(27°F)		-4°C
(25°F)		1°C
(35°F)		5°C
(42°F)		11°C
(51°F)		14°C
(57°F)		18°C
(64°F)		19°C
(66°F)		14°C
(57°F)		7°C
(45°F)		3°C
(37°F)		-1°C
(30°F)
Average low-6°C
(22°F)		-8°C
(18°F)		-3°C
(27°F)		1°C
(34°F)		6°C
(42°F)		9°C
(48°F)		12°C
(54°F)		13°C
(56°F)		10°C
(51°F)		4°C
(39°F)		0°C
(33°F)		-3°C
(27°F)
Mean minimum-17°C
(1°F)		-20°C
(-4°F)		-12°C
(11°F)		-4°C
(25°F)		1°C
(35°F)		5°C
(41°F)		8°C
(48°F)		9°C
(48°F)		4°C
(40°F)		-5°C
(24°F)		-5°C
(22°F)		-12°C
(10°F)
Minimum-26°C
(-15°F)		-24°C
(-12°F)		-24°C
(-11°F)		-7°C
(19°F)		-1°C
(31°F)		3°C
(37°F)		6°C
(44°F)		8°C
(46°F)		2°C
(37°F)		-9°C
(16°F)		-12°C
(10°F)		-25°C
(-12°F)

Compare climate in Kelowna with other places

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

Monthly average precipitation in Kelowna, Canada

Kelowna usually has the most precipitation in October, November and December, with an average of 16 rainy days and 93 mm (3.7 inches) of precipitation per month. The driest months in Kelowna are June, July and August. On average, 26 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kelowna. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)65 (2.6)62 (2.4)60 (2.3)59 (2.3)48 (1.9)42 (1.7)23 (0.9)13 (0.5)62 (2.4)82 (3.2)104 (4.1)92 (3.6)
Average precipitation days (≥ 1 mm)13141313984411141717

Monthly sunshine hours in Kelowna, Canada

The sunniest months in Kelowna are June, July and August, when the sun shines an average of 11 hours 45 minutes a day. Least sunny months in Kelowna: January, November and December receive an average of 3 hours 23 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kelowna. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours91149222263332338391352256188113107
Mean daily daylight hours8h 38m10h 7m11h 56m13h 49m15h 26m16h 15m15h 47m14h 20m12h 32m10h 40m9h 1m8h 9m

Solar UV radiation in Kelowna, Canada

Kelowna 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 Kelowna UV Index data.

Average daily maximum UV levels by month for Kelowna. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235689987421