Precipitation in Berthierville tops that of 82% of Canadian towns: 1,109 mm a year
Deep winter brings January lows near −14.8°C. The gap between a January night and a July afternoon is 41°C. In January, nights here are colder than in 71% of Canadian towns. Homes need heating from October to April, the months averaging under 10°C.
The nearest ECCC normals location to Berthierville is Fleury, 35 km south-east, and every figure on this page is its.
A year in Berthierville at a glance
Each month’s typical high and low, in °C.
What stands out about Berthierville’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Quebec beside it.
What a year in Berthierville feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
Frost on 161 days, 20°C on 115
From September to May frost is routine, and in January it comes on almost every night. On about 20 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
About 1,109 mm of rain and snow a year
The most falls in August, the least in February. On about 145 days a year, 1 mm or more falls.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
About 202 cm of snow a year
Expect snow from October to April, with about 49 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 Berthierville
92% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Measured against 18°C: each day’s shortfall in mean temperature, added over twelve months.
Living with Berthierville’s climate
What the normals mean for a garden, a day outside and the depth of winter.
Seedlings can go out once the average last frost, around 12 May, has passed; autumn’s first, near 27 September, ends a season of about 136 days.
The outdoor season by the averages is Jun, Jul, Aug and Sep, with highs of 17–27°C and lows of 8°C or more.
Parks & trails →Ice storms, floods and heat waves are risks, not averages: they are on Berthierville’s hazards page.
Flood & hazards →ECCC’s normals location: Fleury
Fleury is one of the 450 places where ECCC publishes 1991–2020 normals.
| Distance from the town | 35 km south-east |
| Station altitude | 31 m |
| Completeness | at least 20 years |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −39.0°C |
| Hottest reading, 1991–2020 | 35.1°C |
| Next-nearest location | L'Assomption, 36 km |
How Berthierville 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
Nearby places read from a different ECCC location (places on Berthierville’s own would show the same figures).
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Berthierville Fleury | 26.0°C | −14.8°C | 1,109 mm |
| Sainte-Geneviève-de-Berthier 4.1 km · L'Assomption | 26.6°C 0.6°C warmer | −16.0°C 1.2°C colder | 1,109 mm |
| Saint-Ignace-de-Loyola 4.7 km · Fleury | 26.0°C about the same | −14.8°C about the same | 1,109 mm |
Berthierville 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 | −5.8°C | −14.8°C | −10.5°C | 81 mm | 45 cm |
| February | −3.8°C | −13.6°C | −8.6°C | 61 mm | 43 cm |
| March | 1.8°C | −7.3°C | −2.7°C | 71 mm | 38 cm |
| April | 10.5°C | 0.6°C | 5.8°C | 96 mm | 13 cm |
| May | 19.1°C | 7.4°C | 13.2°C | 98 mm | under 1 cm |
| June | 23.9°C | 12.7°C | 18.4°C | 102 mm | 0 cm |
| July | 26.0°C | 14.9°C | 20.2°C | 106 mm | 0 cm |
| August | 25.0°C | 13.7°C | 19.3°C | 114 mm | 0 cm |
| September | 20.7°C | 9.4°C | 15.1°C | 97 mm | 0 cm |
| October | 13.0°C | 3.6°C | 8.4°C | 108 mm | 2 cm |
| November | 5.5°C | −2.0°C | 1.9°C | 90 mm | 12 cm |
| December | −2.0°C | −9.3°C | −5.9°C | 85 mm | 49 cm |
| Year | 11.2°C | 1.3°C | 6.2°C | 1,109 mm | 202 cm |
March has run from −31.0°C to 25.5°C in thirty years
From one year to the next, January’s average typically shifts by 3.1°C around its normal of −10.5°C, the widest of any month, while August’s shifts by 0.9°C.
Where Berthierville’s numbers come from
Averages over 30 years, not a forecast.
- Normals: ECCC’s 1991–2020 Canadian Climate Normals for Fleury, the nearest location with a full year of temperatures.
- 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: hours of sunshine, missing from the 1991–2020 normals, and a height correction: the town has no elevation on file.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Berthierville’s climate
How warm does Berthierville get in summer?
On a normal day in July the thermometer climbs to 26.0°C, the warmest of the year.
How cold does Berthierville get in winter?
Expect nights around −14.8°C in January; no month is colder.
How much rain and snow does Berthierville get?
Some 1,109 mm falls in a year. Most of it comes in August (114 mm), the least in February (61 mm).
How long does snow stay on the ground?
A layer of at least 1 cm stays down on about 106 days a year.
Are these figures for Berthierville itself?
Not directly: Berthierville has no ECCC normals of its own, and Fleury stands in for it.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Berthierville →
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).