Climate averages 1991–2020
Nanaimo weather
in October.
A cool, wet month: the 6th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a cool month in Nanaimo: daytime highs average 13.1°C and nights cool to about 8.2°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 177 mm of rain on roughly 15 days, which makes October a wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 50 min on an average October day.
The nearest other city in this atlas is Vancouver (60 km away). In October its highs average 12.9°C, about as warm as Nanaimo, with 246 mm of rain.
Among the 86 cities listed in Canada, Nanaimo ranks joint 42nd of 86 for the warmest October highs and 78th of 86 for the driest October (rainfall, lowest first). The mean October high of those 86 cities is 12.7°C; Nanaimo is 0.4°C warmer than that mean.
From October to November, average highs fall by 4.7°C to 8.4°C, and monthly rainfall rises from 177 mm to 264 mm.
The annual picture
October in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Nanaimo climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 5.9°C2.0°C | 2.0°C | 253 | 18.5 | 8.79 h |
| February | 6.9°C2.2°C | 2.2°C | 150 | 14.8 | 10.110 h |
| March | 8.9°C3.5°C | 3.5°C | 178 | 17.6 | 11.912 h |
| April | 11.9°C5.8°C | 5.8°C | 123 | 15.2 | 13.714 h |
| May | 16.1°C9.5°C | 9.5°C | 85 | 12.1 | 15.315 h |
| June | 18.8°C12.4°C | 12.4°C | 69 | 10.6 | 16.116 h |
| July | 22.1°C15.1°C | 15.1°C | 43 | 7.3 | 15.816 h |
| August | 22.3°C15.3°C | 15.3°C | 54 | 6.3 | 14.414 h |
| September | 18.8°C12.5°C | 12.5°C | 86 | 9.3 | 12.713 h |
| October, selected | 13.1°C8.2°C | 8.2°C | 177 | 15.2 | 10.811 h |
| November | 8.4°C4.4°C | 4.4°C | 264 | 18.7 | 9.29 h |
| December | 5.6°C2.0°C | 2.0°C | 247 | 18.6 | 8.38 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
October in nearby cities
- Vancouver in OctoberCanada · 60 kmHigh 12.9°C · Low 7.7°C · 246 mm rain
- Delta in OctoberCanada · 65 kmHigh 13.6°C · Low 7.9°C · 155 mm rain
- North Vancouver in OctoberCanada · 65 kmHigh 13.1°C · Low 7.9°C · 246 mm rain
- Burnaby in OctoberCanada · 73 kmHigh 13.3°C · Low 7.5°C · 246 mm rain
- New Westminster in OctoberCanada · 75 kmHigh 13.2°C · Low 6.5°C · 246 mm rain
- Surrey in OctoberCanada · 81 kmHigh 13.4°C · Low 6.6°C · 174 mm rain
- Coquitlam in OctoberCanada · 85 kmHigh 13.9°C · Low 7.3°C · 271 mm rain
- Victoria in OctoberCanada · 92 kmHigh 12.6°C · Low 8.8°C · 103 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Nanaimo) is explained once on the Nanaimo year overview and on the Sources, method and limits page.