Photo: Unknown photographer · Public domainRouyn-Noranda has colder winter nights than 89% of Canadian towns
Expect July afternoons of about 23.7°C. Summers stay cool: July afternoons here are cooler than in 71% of Canadian towns. Winter and summer sit 44°C apart. Wet days, with 1 mm of rain or snow or more, come about 123 times a year.
Figures: ECCC’s 1991–2020 normals at Rouyn (2.6 km north).
A year in Rouyn-Noranda at a glance
Each month’s typical high and low, in °C.
What stands out about Rouyn-Noranda’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Quebec beside it.
What a year in Rouyn-Noranda feels like
Each season’s and each month’s usual high and low, 1991–2020.
Frost on 188 days, 20°C on 86
Frost comes from October to May; in January almost every night freezes. Deep cold, under −20°C, comes on about 44 nights a year.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
Rain and melted snow: about 787 mm a year
The most falls in August, the least in February. 508th wettest of 513 towns of 2,500+ in Quebec.
Rain and snow by month
Millimetres
ECCC’s Rouyn normals leave precipitation out; the figures here come from Kirkland Lake, 73 km away.
Heating a home in Rouyn-Noranda
89% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Heating degree days total each day’s gap between its mean temperature and 18°C. Over a year, a home here needs more heating than 86% of Canadian towns.
Living with Rouyn-Noranda’s climate
Gardening, time outside, winter cold and summer heat, from the 1991–2020 normals.
For long days outdoors, Jun, Jul and Aug bring highs of 17–27°C and lows of 8°C or more.
Parks & trails →Roughly 80 days a year feel colder than −20 in the wind.
The air feels heavier than 30 on the humidex for about 18 days a year.
Thirty-year normals hide the storms and the extremes: the hazards page has Rouyn-Noranda’s risks.
Flood & hazards →ECCC’s normals location: Rouyn
The page’s figures are ECCC’s 1991–2020 normals for Rouyn, one of its 450 normals locations.
| Distance from the town | 2.6 km north |
| Station altitude | 318 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Precipitation from | Kirkland Lake, 73 km |
| Snowfall from | No location within 100 km |
| Coldest reading, 1991–2020 | −40.1°C |
| Hottest reading, 1991–2020 | 36.4°C |
| Average wind | 12.6 km/h on average, most often from the south |
| Next-nearest location | Kirkland Lake, 73 km |
How Rouyn-Noranda compares
Placed among 2,611 Canadian towns and neighbourhoods of 2,500+, each on its nearest normals location; each dot is another location used in Quebec.
Nearby towns’ climate
Places around Rouyn-Noranda whose figures come from another normals location. Distances here run 62–78 km: that is how far the nearest places with figures are from Rouyn-Noranda.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Rouyn-Noranda Rouyn | 23.7°C | −20.1°C | 787 mm |
| Rivière-Héva 62 km · Val-d'Or | 23.8°C about the same | −22.2°C 2.1°C colder | 868 mm |
| Kirkland Lake 75 km · Kirkland Lake | 24.0°C about the same | −21.9°C 1.8°C colder | 787 mm |
| Englehart 78 km · Earlton | 24.8°C 1.1°C warmer | −21.4°C 1.3°C colder | 740 mm |
Rouyn-Noranda weather by month
Average daily high and low, mean temperature and precipitation by month, 1991–2020.
| Month | High | Low | Mean | Rain & snow |
|---|---|---|---|---|
| January | −10.0°C | −20.1°C | −15.1°C | 47 mm |
| February | −7.7°C | −18.9°C | −13.3°C | 36 mm |
| March | −1.0°C | −12.5°C | −6.8°C | 43 mm |
| April | 6.8°C | −4.0°C | 1.4°C | 62 mm |
| May | 16.1°C | 4.1°C | 10.1°C | 65 mm |
| June | 21.6°C | 9.9°C | 15.8°C | 74 mm |
| July | 23.7°C | 12.9°C | 18.3°C | 88 mm |
| August | 21.9°C | 11.5°C | 16.7°C | 90 mm |
| September | 17.5°C | 7.6°C | 12.6°C | 88 mm |
| October | 9.2°C | 1.4°C | 5.3°C | 78 mm |
| November | 1.0°C | −5.9°C | −2.5°C | 63 mm |
| December | −6.1°C | −14.3°C | −10.2°C | 54 mm |
| Year | 7.8°C | −2.4°C | 2.7°C | 787 mm |
The month with the widest range: March, −33.1°C to 25.6°C
Bars run from each month’s record low to its record high over 1991–2020; January is the month whose average wanders most from year to year (±3.2°C around −15.1°C), August the one that wanders least (±1.2°C).
Where Rouyn-Noranda’s numbers come from
Averages over 30 years, not a forecast.
- Normals: 1991–2020 normals for Rouyn from ECCC’s climate data site, the nearest location with every month of temperature.
- Other locations: where a location publishes no full year of precipitation or snowfall, the nearest one that does supplies it, named beside those figures.
- Comparisons: every place of 2,500+ in Canada but the city hubs and the reserves, each on its nearest ECCC location.
- 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 Rouyn-Noranda’s climate
How warm does Rouyn-Noranda get in summer?
On a normal day in July the thermometer climbs to 23.7°C, the warmest of the year.
How cold does Rouyn-Noranda get in winter?
Expect nights around −20.1°C in January; no month is colder.
How much rain and snow does Rouyn-Noranda get?
Count on roughly 787 mm a year, heaviest in August (90 mm) and lightest in February (36 mm).
Are these figures for Rouyn-Noranda itself?
Yes, measured at Rouyn, which sits inside Rouyn-Noranda’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Rouyn-Noranda →
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).