Kelowna weather by month
The best time to visit Kelowna is May, June and September — 94/100 in September, 24°C and 9 rainy days. The best season is summer, June to August (86/100 on average).
The worst month is December at 38/100 — cold, rainy, clean air. See December →
Updated September 2026 · climate normals from ERA5 reanalysis
Planning the wider trip? Best time to visit Canada →
Best season: June to August (86/100 on average) · worst December (38/100)
- Days
- 24°C
- Nights
- 10°C
- Wet days
- 9
- Sun
- 10 h
- Humidity
- 63%
- Daylight
- 13 h

Kelowna, month by month
Comfort score out of 100 for the kind of trip Kelowna is best for, the average high, rainy days and hours of sun a day from the climate normals, and how busy it tends to be.
What's on in Kelowna through the year
Festivals, natural spectacles, holidays and the seasons to watch out for — curated and sourced. The month pages carry the detail.
- April
- Orchard blossom15 Apr – 20 May (usually)Nature
- June
- Okanagan Lake swimming season20 Jun – 10 Sep (usually)Season
- July
- Cherry and stone fruit harvest1 Jul – 10 Sep (usually)Nature
- Canada Day1 JulHoliday
- Wildfire smoke season10 Jul – 15 Sep (usually)Hazard
- September
- Wine harvest5 Sep – 31 Oct (usually)Nature
- November
- Valley inversion fog15 Nov – 31 Jan (usually)Season
- Big White ski season26 Nov – 4 Apr (usually)Opening
- December
- Christmas Day closures24 Dec – 1 JanHoliday
Crowds in Kelowna in September
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Peak crowdsOkanagan Lake swimming season, Summer break in Canada(estimated)
Peak crowdsBusyShoulder seasonQuiet
Traveller notes on Kelowna
What people who have been say about the place — the year-round notes first, then month by month.
Forum posters describe March in Kelowna as genuinely variable, capable of cold, wet and gray conditions or a brief bracing, sunny stretch, with one visitor recalling snow still on the ground in late March. Posters are consistent that March isn't peak tourist season, meaning fewer crowds but also more limited hours or closures at some attractions. Posters generally describe late March as pretty mild by Canadian winter standards and clearly warming compared to deep winter, though still well short of t-shirt weather. Posters flag that early March can bring real snow on the highways connecting Vancouver and Kelowna, especially at higher elevations along the route. Posters generally rate March as a genuinely mixed-bag month, workable for a visit but not a month to expect settled spring weather.
September is the month Okanagan regulars name as the best of the year: near 24°C by day against a July and August that can reach 35 at the south end of the valley, with the crowds gone and the heat dry rather than humid. Nights cool to about 14. It is also harvest, which is the point if wineries are the reason for coming — though the forum's own advice is that the density and variety are greater south of Kelowna, from Summerland through Penticton and the Naramata Bench down to Oliver.
Add your own note from Kelowna's card on the map.