Nanaimo Weather in September
Nanaimo in September
The short of it: Nanaimo in September averages a high of 20 °C (69 °F) and a low of 10 °C (50 °F), with 42 mm (1.7 in) of rain and about 12 h 31 min of daylight. Rated 5 of 5 for a visit; the best months are July and August. Source: TerraClimate climate normals, 1991–2020.
Average high 20° · low 10° · rain 42 mm · daylight 12 h 31 min
✦✦✦✦✦ Recommended for a visit · best months: July & August
Thirty years of records give Nanaimo an average September high of 20°, a low of 10° and some 42 mm of rain. Much like August: highs about 20°, nights near 10°. Easy travelling weather. Rain is modest, about 42 mm, the 9th wettest month.
The sun is up for about 12 h 31 min in mid-September, 112 minutes less than a month before.
For the traveller: pack light clothes and a jacket for the evening. The Almanac rates September 5 of 5 for a visit; the finest months here are July and August.
Against its neighbours, Nanaimo runs warmer than most and drier than most in September. North Cowichan, 41 km to the SSE, sees much the same highs.
September in Nanaimo, by the numbers
- Warmth rank
- 3rd warmest of 12
- Rain rank
- 9th wettest of 12
- Versus August
- 3° colder, 10 mm more rain
- Versus October
- 6° warmer
- Day–night spread
- 10°
- Snow season
- seldom any
- Daylight, mid-month
- 12 h 31 min
- Average wind
- 10 km/h
Neighbouring Towns
September averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| North CowichanBritish Columbia | 41 km SSE | 20° | 9° | 36 mm |
| DuncanBritish Columbia | 46 km SSE | 21° | 9° | 36 mm |
| University Endowment LandsBritish Columbia | 52 km ENE | 19° | 11° | 65 mm |
| SeafairBritish Columbia | 55 km E | 20° | 12° | 53 mm |
| Dunbar-SouthlandsBritish Columbia | 55 km E | 19° | 12° | 63 mm |
| StevestonBritish Columbia | 55 km E | 20° | 12° | 53 mm |
| ThompsonBritish Columbia | 56 km E | 20° | 12° | 57 mm |
| Arbutus RidgeBritish Columbia | 57 km E | 19° | 12° | 63 mm |