Spring (March–May): Average 41–57°F, mild climate, slightly chilly in early spring, more rainfall in May. Common activities: Hiking, cycling, exploring Okanagan Lake. Suggested clothing: Light jacket, long-sleeved shirts, comfortable shoes.
Summer (June–August): Average 62–75°F, dry and sunny, ideal for sightseeing. Common activities: Swimming, boating, camping, winery tours. Suggested clothing: Short-sleeved shirts, shorts, sun hat, sunscreen.
Autumn (September–November): Average 50–64°F, pleasant and comfortable climate, colorful autumn leaves are a highlight, decreasing rainfall. Common activities: Leaf peeping, hiking, wine tasting. Suggested clothing: Light jacket, long-sleeved shirts, comfortable shoes.
Winter (December–February): Average -33–33°F, cold and dry, minimal snowfall. Common activities: Skiing, ice skating, snowshoeing (depending on snowfall). Suggested clothing: Warm coat, hat, gloves, scarf, waterproof boots.
Penticton climatological average
Annual average temperature: approx. 50.0°F / Annual rainfall: approx. 265 mm / Summer humidity: 40%–60% / Rainiest month: May
Penticton monthly average temperature and precipitation
Month
Air temperature (°F)
Precipitation (mm)
January
30°F
30.1
February
33.4°F
15.5
March
41°F
4.8
April
47.1°F
15.2
May
57.9°F
45.3
June
64°F
33.5
July
74.8°F
15.9
August
73°F
18.3
September
63.9°F
14.1
October
51.4°F
8.3
November
35.8°F
32.1
December
31.1°F
32.1
Penticton weather for the next seven days
12/16
Tuesday
Moderate rain
47.5°F/35.8°F
12/17
Wednesday
Moderate rain
38.3°F/29.8°F
12/18
Thursday
Moderate or heavy snow showers
34.9°F/25.4°F
12/19
Friday
Partly Cloudy
35.8°F/11.3°F
12/20
Saturday
Partly Cloudy
33.7°F/10.7°F
12/21
Sunday
Light snow
33.1°F/10.4°F
12/22
Monday
Patchy heavy snow
36°F/9.6°F
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