Electoral Area G, Nanaimo has some of the mildest winter nights among Canadian towns
On a normal July day the thermometer tops out near 23.1°C. In July, afternoons here are cooler than in 88% of Canadian towns. Some 22°C separates winter nights from summer afternoons. Plan time outside from May to September, when highs sit at 17–23°C.
Electoral Area G, Nanaimo has no ECCC normals station nearby: the figures come from Comox, 58 km north-west, so read them as the wider area’s climate.
A year in Electoral Area G, Nanaimo at a glance
Each month’s typical high and low, in °C.
What stands out about Electoral Area G, Nanaimo’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in British Columbia beside it.
What a year in Electoral Area G, Nanaimo feels like
Each season’s and each month’s usual high and low, 1991–2020.
Frost on 46 days, 20°C on 80
The frost season runs November to March, peaking in December at about 11 nights.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
Rain and melted snow: about 1,152 mm a year
December brings the most rain and snow; July, the least. Some 131 days a year see 1 mm of rain or snow or more.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
51 cm of snow in a typical year
Expect snow from November to March, with about 17 cm in December, the snowiest month.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Electoral Area G, Nanaimo
87% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Behind the figure: the degrees each day’s mean falls under 18°C, summed for the year. That means homes here need less heating than 94% of Canadian towns.
Living with Electoral Area G, Nanaimo’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
The frost-free stretch runs from about 1 April to about 6 November, some 218 days in a normal year.
Warm afternoons without cold nights, 17–27°C and 8°C or more, mark May, Jun, Jul, Aug and Sep.
Parks & trails →About 8 days a year feel above 30 on the humidex.
Extremes don’t show in averages: floods, wildfire smoke and ice storms are on Electoral Area G, Nanaimo’s hazards page.
Flood & hazards →ECCC’s normals location: Comox
The page’s figures are ECCC’s 1991–2020 normals for Comox, one of its 450 normals locations.
| Distance from the town | 58 km north-west |
| Station altitude | 26 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | Yes |
| Coldest reading, 1991–2020 | −10.8°C |
| Hottest reading, 1991–2020 | 35.2°C |
| Average wind | 12.5 km/h on average, most often from the south-east |
| Next-nearest location | Vancouver International (Airport), 87 km |
How Electoral Area G, Nanaimo compares
Against the 2,611 Canadian towns and neighbourhoods of 2,500 or more, each read from its own normals location; the dots are the other locations those towns use in British Columbia.
Nearby towns’ climate
Nearby places read from a different ECCC location (places on Electoral Area G, Nanaimo’s own would show the same figures). No closer places have figures: these lie 22–45 km from Electoral Area G, Nanaimo.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Electoral Area G, Nanaimo Comox | 23.1°C | 1.5°C | 1,152 mm |
| Lantzville 22 km · Vancouver International (Airport) | 22.4°C 0.7°C cooler | 1.4°C about the same | 1,160 mm |
| Welcome Beach 37 km · Vancouver (Harbour) | 23.0°C about the same | 3.3°C 1.8°C milder | 1,537 mm |
Electoral Area G, Nanaimo weather by month
Each month’s normals, 1991–2020: high, low, mean, precipitation and snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | 6.3°C | 1.5°C | 3.9°C | 177 mm | 12 cm |
| February | 7.2°C | 1.2°C | 4.2°C | 112 mm | 9 cm |
| March | 9.5°C | 2.6°C | 6.1°C | 108 mm | 7 cm |
| April | 12.9°C | 5.0°C | 9.0°C | 64 mm | 0 cm |
| May | 17.2°C | 8.6°C | 12.9°C | 40 mm | 0 cm |
| June | 19.9°C | 11.5°C | 15.7°C | 42 mm | 0 cm |
| July | 23.1°C | 13.7°C | 18.5°C | 24 mm | 0 cm |
| August | 23.0°C | 13.5°C | 18.3°C | 31 mm | 0 cm |
| September | 19.1°C | 10.5°C | 14.8°C | 47 mm | 0 cm |
| October | 12.9°C | 6.3°C | 9.6°C | 125 mm | under 1 cm |
| November | 8.7°C | 3.1°C | 5.9°C | 189 mm | 6 cm |
| December | 6.2°C | 1.3°C | 3.7°C | 194 mm | 17 cm |
| Year | 13.8°C | 6.6°C | 10.2°C | 1,152 mm | 51 cm |
June has run from 3.5°C to 33.8°C in thirty years
Year to year, February varies most (a standard deviation of 1.5°C around 4.2°C) and October least (0.8°C).
Where Electoral Area G, Nanaimo’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the closest ECCC location with twelve months of temperature normals, Comox, 1991–2020.
- Comparisons: the 2,500-plus towns and neighbourhoods of Canada, each read from its closest normals location; whole cities and reserves aren’t counted.
- Not on this page: sunshine (no 1991–2020 normals exist for it) and any altitude adjustment, since there is no elevation for the town itself.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Electoral Area G, Nanaimo’s climate
How warm does Electoral Area G, Nanaimo get in summer?
Peak warmth comes in July, at about 23.1°C by mid-afternoon.
How cold does Electoral Area G, Nanaimo get in winter?
The coldest nights come in February, averaging 1.2°C.
How much rain and snow does Electoral Area G, Nanaimo get?
Rain and snow add up to about 1,152 mm of water a year; December brings the most (194 mm), July the least (24 mm).
How long does snow stay on the ground?
In a normal winter there are about 10 days with at least 1 cm of snow lying.
Are these figures for Electoral Area G, Nanaimo itself?
Not really: Comox, the closest location with normals, lies well away from Electoral Area G, Nanaimo.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Electoral Area G, Nanaimo →
Adapted from Statistics Canada (Census of Population 2021, population estimates 2025, 2021 census boundaries) under the Statistics Canada Open Licence; this does not constitute an endorsement by Statistics Canada. Neighbourhood names in some cities © OpenStreetMap contributors (ODbL).