August · Canada
Best time to visit Nanaimo in August Weather, crowds & prices
Weather in Nanaimo in August
Average temperature 20°C, 38 mm of rain, about 22 days with 6+ hours of sunshine and 72% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
August score
9.6/10
Ranked #2 of 12 months
- Avg temp
- 20°C
- Rainfall
- 38 mm
- Humidity
- 72%
- Days with 6h+ sun
- 22
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
August in Nanaimo scores 9.6/10 for sightseeing and cultural travel - one of the top 12-month picks (#2). Expect around 20°C, 38 mm of rain, and roughly 22 days with 6+ hours of sunshine this month.
Nanaimo is Vancouver Island's harbour city, with a lively waterfront, island ferries, and forested hikes minutes from downtown.
August ranks 2nd of 12 for Nanaimo — one of the best windows
At 20°C (67°F) this is comfortable city weather in August, with sightseeing easiest before lunch and after the afternoon peak.
With around 38 mm of rain, any showers tend to pass through rather than settle in; about 22 days with 6+ hours of sunshine and 14.2 hours of daylight fill the rest.
On our climate-comfort scale this is one of the strongest months of the year for Nanaimo at 9.6/10 (2nd of 12), just behind July at 9.8/10.
Pack light clothing, a hat and real sun protection.
Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Nanaimo in August?
- In August, Nanaimo averages 20°C, 38 mm of rain, and about 22 days with 6+ hours of sunshine. Its climate-comfort score is 9.6/10.
- Is August a good time to visit Nanaimo?
- August earns a 9.6/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Nanaimo in August?
- Expect about 38 mm of rain in August. Average humidity is 72% and there are about 22 days with 6+ hours of sunshine.
Curated in Nanaimo
Tickets & experiences
Things to do in Nanaimo
Nanaimo, Canada. Live activities and tours from GetYourGuide, matched to this destination.