Photo: Nicholas4343 · CC BY-SA 3.0Atikokan sits near the bottom of Canadian towns for winter warmth
Sunny July days climb to about 24.7°C. Summers stay cool: July afternoons here are cooler than in 66% of Canadian towns. The year is lopsided: July gets about 4.5 times what February does. Garden chairs stay out from June to August, the months with highs of 22–25°C.
1991–2020 normals from ECCC’s Atikokan station, 4.9 km north-east.
A year in Atikokan at a glance
Each month’s typical high and low, in °C.
What stands out about Atikokan’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in Atikokan feels like
Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.
About 201 frosts a year
The frost season runs September to May, and January freezes nearly every night. Some 51 nights a year drop under −20°C.
Frost days by month
Average days at 0°C or below
About 790 mm of rain and snow a year
About 110 days a year bring 1 mm or more.
Rain and snow by month
Millimetres
Living with Atikokan’s climate
What the normals mean for a garden, a day outside and the depth of winter.
For long days outdoors, Jun, Jul and Aug bring highs of 17–27°C and lows of 8°C or more.
Parks & trails →Expect around 57 days a year when the wind chill sinks below −20.
About 26 days a year turn sultry, with the humidex past 30.
A typical year is calm by definition; Atikokan’s hazards page covers the exceptions.
Flood & hazards →ECCC’s normals location: Atikokan
Behind the 1991–2020 normals for Atikokan are 2 stations, which ECCC combines into one record.
| Distance from the town | 4.9 km north-east |
| Station altitude | 442 m |
| Completeness | at least 20 years |
| WMO standard normals | No |
| Snowfall from | No location within 100 km |
| Coldest reading, 1991–2020 | −43.0°C |
| Hottest reading, 1991–2020 | 36.5°C |
| Average wind | 7.3 km/h on average, most often from the west |
| Next-nearest location | Fort Frances, 135 km |
How Atikokan 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 Ontario.
Nearby towns’ climate
Nearby places read from a different ECCC location (places on Atikokan’s own would show the same figures). Distances here run 111–160 km: that is how far the nearest places with figures are from Atikokan.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Atikokan | 24.7°C | −21.6°C | 790 mm |
| Rainy River, Unorganized 111 km · Fort Frances | 25.2°C 0.5°C warmer | −21.0°C 0.6°C milder | 731 mm |
| Dryden 144 km · Sioux Lookout | 24.3°C about the same | −22.3°C 0.7°C colder | 796 mm |
| Machin 160 km · Kenora | 24.4°C about the same | −20.1°C 1.5°C milder | 754 mm |
Atikokan weather by month
Average daily high and low, mean temperature and precipitation by month, 1991–2020.
| Month | High | Low | Mean | Rain & snow |
|---|---|---|---|---|
| January | −9.8°C | −21.6°C | −15.4°C | 33 mm |
| February | −6.3°C | −20.3°C | −13.8°C | 26 mm |
| March | 1.4°C | −12.6°C | −5.5°C | 34 mm |
| April | 9.0°C | −4.2°C | 2.3°C | 53 mm |
| May | 17.0°C | 3.5°C | 10.3°C | 80 mm |
| June | 22.4°C | 9.6°C | 16.0°C | 101 mm |
| July | 24.7°C | 12.4°C | 18.6°C | 117 mm |
| August | 23.5°C | 11.2°C | 17.4°C | 94 mm |
| September | 18.3°C | 6.8°C | 12.6°C | 102 mm |
| October | 9.3°C | 0.2°C | 4.7°C | 74 mm |
| November | 0.6°C | −7.7°C | −3.7°C | 40 mm |
| December | −6.6°C | −16.4°C | −11.7°C | 38 mm |
| Year | 8.6°C | −3.3°C | 2.7°C | 790 mm |
December varies most from one year to the next (4.0°C), July least
March has the widest record range, −40.4°C in 2014 to 24.7°C in 2012; the tick on each bar is the month’s normal.
Where Atikokan’s numbers come from
Averages over 30 years, not a forecast.
- Normals: 1991–2020 normals for Atikokan from ECCC’s climate data site, the nearest location with every month of temperature.
- Comparisons: Canadian towns and neighbourhoods of at least 2,500, each placed by its nearest location (city totals and reserves excluded).
- Not on this page: snow, with no complete snowfall normals within 100 km, sunshine, which ECCC published for no location, and any height adjustment.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Atikokan’s climate
How warm does Atikokan get in summer?
A normal July afternoon tops out at about 24.7°C, the year’s high point.
How cold does Atikokan get in winter?
Expect nights around −21.6°C in January; no month is colder.
How much rain and snow does Atikokan get?
Measured as water, a year brings 790 mm: 117 mm in July, the wettest month, and 26 mm in February, the driest.
Are these figures for Atikokan itself?
Yes. They were measured in Atikokan, at ECCC’s own station there.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Atikokan →
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).