Wet weather: 1,173 mm of rain and snow a year falls on Lac-Beauport, more than on 87% of Canadian towns
January mornings start at about −16.7°C. Winter nights are cold: in January they are colder than in 80% of Canadian towns. The seasons are far apart: from a winter night to a summer afternoon the average spans 42°C. About 135 days a year bring 1 mm of precipitation or more.
The nearest ECCC normals location to Lac-Beauport is Québec Jean Lesage (Airport), 18 km south, and every figure on this page is its.
A year in Lac-Beauport at a glance
Each month’s typical high and low, in °C.
What stands out about Lac-Beauport’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Quebec beside it.
What a year in Lac-Beauport feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
About 170 frosts and 100 warm days a year
From October to May frost is routine, and in January it comes on almost every night. On about 27 nights a year the air falls below −20°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
1,173 mm of precipitation in a typical year
The most falls in July, the least in February.
Rain and snow by month
Millimetres
Snowfall: about 299 cm in a normal year
Expect snow from October to April, with about 77 cm in December, the snowiest month.
Snowfall by month
Centimetres
ECCC’s Québec Jean Lesage (Airport) normals leave snowfall out; the figures here come from Lauzon, 20 km away.
Heating a home in Lac-Beauport
91% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
The count adds up, day by day, how far the mean temperature falls short of 18°C. That means homes here need more heating than 64% of Canadian towns.
Living with Lac-Beauport’s climate
What the normals mean for a garden, a day outside and the depth of winter.
Wait until about 10 May to plant out; frost tends to come back around 5 October, about 148 days later.
Highs of 17–27°C with nights of 8°C or more come in Jun, Jul, Aug and Sep.
Parks & trails →Plan for about 56 days a year with a wind chill below −20.
About 34 days a year turn sultry, with the humidex past 30.
For the weather that does damage, from ice storms to floods, see Lac-Beauport’s hazards page.
Flood & hazards →ECCC’s normals location: Québec Jean Lesage (Airport)
ECCC builds the Québec Jean Lesage (Airport) normals from 2 stations’ records over 1991–2020, joined where one replaced another.
| Distance from the town | 18 km south |
| Station altitude | 74 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Snowfall from | Lauzon, 20 km |
| Coldest reading, 1991–2020 | −36.7°C |
| Hottest reading, 1991–2020 | 34.2°C |
| Average wind | 13.2 km/h on average, most often from the west |
| Next-nearest location | Ste-Foy (U. Laval), 19 km |
How Lac-Beauport 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
Places around Lac-Beauport whose figures come from another normals location.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Lac-Beauport Québec Jean Lesage (Airport) | 25.0°C | −16.7°C | 1,173 mm |
| Notre-Dame-des-Laurentides 4.2 km · Québec Jean Lesage (Airport) | 25.0°C about the same | −16.7°C about the same | 1,173 mm |
| Orsainville 7.2 km · Ste-Foy (U. Laval) | 25.1°C about the same | −15.6°C 1.1°C milder | 1,173 mm |
| Sainte-Thérèse-de-Lisieux 7.7 km · Lauzon | 24.9°C about the same | −16.6°C about the same | 1,216 mm |
Lac-Beauport 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 | −7.1°C | −16.7°C | −11.9°C | 87 mm | 62 cm |
| February | −5.0°C | −15.7°C | −10.4°C | 66 mm | 71 cm |
| March | 0.4°C | −9.3°C | −4.5°C | 78 mm | 51 cm |
| April | 8.3°C | −1.2°C | 3.5°C | 94 mm | 12 cm |
| May | 17.5°C | 5.6°C | 11.6°C | 92 mm | 0 cm |
| June | 22.5°C | 10.8°C | 16.7°C | 115 mm | 0 cm |
| July | 25.0°C | 13.9°C | 19.5°C | 119 mm | 0 cm |
| August | 24.0°C | 12.8°C | 18.4°C | 109 mm | 0 cm |
| September | 19.1°C | 8.3°C | 13.7°C | 111 mm | 0 cm |
| October | 11.3°C | 2.4°C | 6.8°C | 116 mm | 2 cm |
| November | 3.6°C | −3.8°C | −0.1°C | 91 mm | 24 cm |
| December | −3.3°C | −11.4°C | −7.3°C | 96 mm | 77 cm |
| Year | 9.7°C | −0.4°C | 4.7°C | 1,173 mm | 299 cm |
The most changeable month: January, give or take 2.9°C; the steadiest, August
The thirty-year records stretch furthest in January: a low of −36.7°C in 2015 and a high of 17.7°C in 1996.
Where Lac-Beauport’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the 1991–2020 Canadian Climate Normals at Québec Jean Lesage (Airport), the closest ECCC location with twelve months of temperature normals.
- Other locations: a location missing months of precipitation or snow is filled from the nearest that has them all, never mixed month by month.
- 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: 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 Lac-Beauport’s climate
How warm does Lac-Beauport get in summer?
The warmest month is July, when afternoons average 25.0°C.
How cold does Lac-Beauport get in winter?
At its coldest, in January, the normal low is −16.7°C.
How much rain and snow does Lac-Beauport get?
The year adds up to 1,173 mm. July is the peak month (119 mm) and February the low one (66 mm).
Are these figures for Lac-Beauport itself?
Not as such: Québec Jean Lesage (Airport) is the nearest normals location, and Lac-Beauport has none.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Lac-Beauport →
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).