Photo: Ldesbiens at English Wikipedia · CC BY-SA 2.5L'Anse-Saint-Jean has some of the coolest summers among Canadian towns
January mornings start at about −16.6°C. Temperatures cover 39°C across the year, low to high. Counting rain and snow together, it is wetter than 83% of Canadian towns. Frost comes on about 177 days a year, so leave time to clear the car.
The nearest ECCC normals location is Grandes-Bergeronnes, 55 km east: at that distance its figures describe the region more than L'Anse-Saint-Jean itself.
A year in L'Anse-Saint-Jean at a glance
Each month’s typical high and low, in °C.
What stands out about L'Anse-Saint-Jean’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Quebec beside it.
What a year in L'Anse-Saint-Jean feels like
Each season’s and each month’s usual high and low, 1991–2020.
177 frost days and 62 days above 20°C a year
The frost season runs September to May, and January freezes nearly every night. Deep cold, under −20°C, comes on about 23 nights a year.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
1,124 mm of precipitation in a typical year
October is the wettest month and January the driest. On about 137 days a year, 1 mm or more falls.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
About 281 cm of snow a year
Expect snow from October to May, with about 66 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 L'Anse-Saint-Jean
87% of a year’s heating need falls between October and April. Months averaging under 10°C: October to May.
A day averaging 10 degrees under 18°C adds 10 to the total; warm days add nothing. A house here needs more heating than 82% of Canadian towns.
Living with L'Anse-Saint-Jean’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 →Thirty-year normals hide the storms and the extremes: the hazards page has L'Anse-Saint-Jean’s risks.
Flood & hazards →ECCC’s normals location: Grandes-Bergeronnes
Grandes-Bergeronnes is a composite: ECCC joins 2 stations’ readings to make its 1991–2020 normals.
| Distance from the town | 55 km east |
| Station altitude | 61 m |
| Completeness | at least 20 years |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −35.1°C |
| Hottest reading, 1991–2020 | 34.5°C |
| Next-nearest location | Bagotville, 57 km |
How L'Anse-Saint-Jean 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 Quebec.
Nearby towns’ climate
The nearest places on a normals location of their own: those that share L'Anse-Saint-Jean’s would only repeat its figures. The nearest places to L'Anse-Saint-Jean with figures are 30–58 km away.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| L'Anse-Saint-Jean Grandes-Bergeronnes | 22.3°C | −16.6°C | 1,124 mm |
| Saint-Félix-d'Otis 30 km · Bagotville | 24.5°C 2.2°C warmer | −20.4°C 3.8°C colder | 928 mm |
| Saint-Siméon 47 km · Rivière-du-Loup/St-Antonin | 22.5°C about the same | −15.5°C 1.1°C milder | 1,124 mm |
| Clermont 56 km · La Pocatière | 24.2°C 1.9°C warmer | −15.3°C 1.3°C milder | 906 mm |
L'Anse-Saint-Jean weather by month
Month by month, 1991–2020: the usual high, low and mean, the rain and snow, and the snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −8.2°C | −16.6°C | −12.5°C | 63 mm | 51 cm |
| February | −6.1°C | −15.0°C | −10.5°C | 68 mm | 64 cm |
| March | −0.8°C | −9.4°C | −5.3°C | 74 mm | 52 cm |
| April | 6.1°C | −1.8°C | 2.2°C | 98 mm | 21 cm |
| May | 14.0°C | 4.2°C | 9.1°C | 96 mm | 1 cm |
| June | 19.4°C | 9.4°C | 14.4°C | 101 mm | 0 cm |
| July | 22.3°C | 12.4°C | 17.3°C | 113 mm | 0 cm |
| August | 21.5°C | 11.7°C | 16.6°C | 111 mm | 0 cm |
| September | 16.5°C | 7.3°C | 11.9°C | 110 mm | 0 cm |
| October | 9.4°C | 2.1°C | 5.8°C | 124 mm | 5 cm |
| November | 2.9°C | −3.4°C | −0.3°C | 78 mm | 22 cm |
| December | −3.7°C | −10.9°C | −7.3°C | 86 mm | 66 cm |
| Year | 7.8°C | −0.8°C | 3.5°C | 1,124 mm | 281 cm |
The month with the widest range: March, −28.6°C to 18.0°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 (±2.9°C around −12.5°C), August the one that wanders least (±0.8°C).
Where L'Anse-Saint-Jean’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the 1991–2020 Canadian Climate Normals at Grandes-Bergeronnes, the closest ECCC location with twelve months of temperature normals.
- 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: a sunshine figure (ECCC published none for 1991–2020) and any lapse-rate correction for height, as the town has no elevation here.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about L'Anse-Saint-Jean’s climate
How warm does L'Anse-Saint-Jean get in summer?
A normal July afternoon tops out at about 22.3°C, the year’s high point.
How cold does L'Anse-Saint-Jean get in winter?
Winter bottoms out in January, with lows near −16.6°C.
How much rain and snow does L'Anse-Saint-Jean get?
Precipitation totals 1,124 mm a year, with October the wettest month (124 mm) and January the driest (63 mm).
How long does snow stay on the ground?
There is 1 cm of snow or more on the ground on roughly 147 days a year.
Are these figures for L'Anse-Saint-Jean itself?
Not really: Grandes-Bergeronnes, the closest location with normals, lies well away from L'Anse-Saint-Jean.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for L'Anse-Saint-Jean →
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).