Kelowna weather in August

August in Kelowna: hot, dry — an excellent time to visit.
#5 of 12 months in Kelowna · #349 of 897 destinations to visit in August · comfort 85/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Kelowna in August
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Kelowna climate normals — August
| Daytime high | 30°C / 87°F | 🥵 hot |
|---|---|---|
| Nighttime low | 18°C / 64°F | |
| Rainfall | 15 mm / 0.6 in | ☀️ dry |
| Rainy days | 5 days | |
| Humidity | 48% | 🍃 comfortable |
| Dew point | 12°C / 53°F | |
| Sunshine | 12.4 h/day | |
| Daylight | 14.4 h | |
| Wind | 10 km/h / 6 mph | |
| Air quality (US AQI) | 63 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Kelowna in August — FAQ
- Is August a good time to visit Kelowna?
- August in Kelowna: hot, dry — an excellent time to visit. It ranks #5 of 12 months for Kelowna on SeasonMap's comfort score (85/100).
- What is the weather like in Kelowna in August?
- In August, Kelowna averages a daily high of 30.4°C and a low of 17.9°C, with about 14.9 mm of rain over roughly 5.2 rainy days.
- What is the air quality in Kelowna in August?
- Kelowna has a mean US Air Quality Index of about 63 in August.