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Nanaimo

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Nanaimo Weather and climate

Data source:Meteostat
Update date:2025-09

Nanaimo year round climate
  • Spring (March–May): Average 5–12°C, mild but still humid with occasional showers. March and April still have more rainfall, gradually clearing up in May. Popular activities: Outdoor walks, flower viewing, exploring nearby nature parks. Suggested clothing: Lightweight waterproof jacket, comfortable long pants, warm base layers.
  • Summer (June–August): Average 15–20°C, warm and comfortable with less rainfall and abundant sunshine. July and August are the warmest months, ideal for outdoor activities. Popular activities: Beach activities, boating, hiking, camping. Suggested clothing: Short-sleeved T-shirts, shorts, lightweight sun protection clothing, sandals.
  • Autumn (September–November): Average 10–16°C, cool and pleasant with increasing rainfall and more variable weather. October and November have more rainfall, so keep warm. Popular activities: Leaf peeping, trying local cuisine, visiting museums. Suggested clothing: Lightweight jacket, long-sleeved shirts, comfortable trousers.
  • Winter (December–February): Average 3–5°C, cold and humid with more rainfall and frequent overcast days. January is the rainiest month. Popular activities: Indoor activities, visiting art galleries, enjoying hot drinks. Suggested clothing: Warm jacket, waterproof jacket, scarf, hat, gloves.
Nanaimo climatological average

Annual average temperature: approx. 9.8°C / Annual rainfall: approx. 1120 mm / Summer humidity: 65%–75% / Rainiest month: January

Nanaimo monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
3.2°C
210.8
February
3.3°C
71.2
March
5°C
90.4
April
6.6°C
91.5
May
11.7°C
53.3
June
14.7°C
52.7
July
19°C
23.4
August
19.3°C
17.3
September
15°C
38.3
October
10.7°C
121.5
November
4.8°C
141
December
4.7°C
208.8
Nanaimo weather for the next seven days
10/28
Tuesday
Moderate rain
9.1°C/4.8°C
10/29
Wednesday
Moderate rain
12.5°C/9.4°C
10/30
Thursday
Fog
10.7°C/6.4°C
10/31
Friday
Heavy rain
7°C/4.6°C
11/1
Saturday
Moderate rain
11.4°C/5.1°C
11/2
Sunday
Patchy rain nearby
8.9°C/4.7°C
11/3
Monday
Overcast
6.9°C/2.7°C