Photo: ipatboy (Patrick) · CC BY-SA 2.0Summers in Sayabec are cooler than in 92% of Canadian towns
January nights here settle around −15.4°C. Winter and summer sit 38°C apart. Frost comes on about 172 days a year, so leave time to clear the car.
The nearest ECCC normals location to Sayabec is Mont-Joli, 40 km west, and every figure on this page is its.
A year in Sayabec at a glance
Each month’s typical high and low, in °C.
What stands out about Sayabec’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Quebec beside it.
What a year in Sayabec feels like
Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.
172 frost days and 72 days above 20°C a year
From October to May frost is routine, and in January it comes on almost every night. On about 16 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
Rain and melted snow: about 932 mm a year
October is the wettest month and April the driest. On about 132 days a year, 1 mm or more falls.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
About 323 cm of snow a year
Expect snow from October to May, with about 72 cm in January, the snowiest month.
Snowfall by month
Centimetres
Heating a home in Sayabec
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. Over a year, a home here needs more heating than 81% of Canadian towns.
Living with Sayabec’s climate
Gardening, time outside, winter cold and summer heat, from the 1991–2020 normals.
Wait until about 16 May to plant out; frost tends to come back around 14 October, about 150 days later.
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 →About 59 days a year bring a wind chill under −20, when bare skin chills fast.
About 16 days a year turn sultry, with the humidex past 30.
A typical year is calm by definition; Sayabec’s hazards page covers the exceptions.
Flood & hazards →ECCC’s normals location: Mont-Joli
ECCC builds the Mont-Joli normals from 2 stations’ records over 1991–2020, joined where one replaced another.
| Distance from the town | 40 km west |
| Station altitude | 52 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −34.7°C |
| Hottest reading, 1991–2020 | 35.1°C |
| Average wind | 17.3 km/h on average, most often from the west |
| Next-nearest location | Causapscal, 40 km |
How Sayabec 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 Sayabec whose figures come from another normals location. Sayabec has few close neighbours with figures, so the list reaches 21–45 km out.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Sayabec Mont-Joli | 22.9°C | −15.4°C | 932 mm |
| Amqui 21 km · Causapscal | 23.8°C 0.9°C warmer | −19.2°C 3.8°C colder | 932 mm |
| Sainte-Félicité 45 km · Cap-Chat | 19.7°C 3.2°C cooler | −13.9°C 1.5°C milder | 966 mm |
Sayabec weather by month
Average daily high and low, mean temperature, rain and snow (as water) and snowfall by month, 1991–2020.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −7.2°C | −15.4°C | −11.3°C | 74 mm | 72 cm |
| February | −6.2°C | −14.4°C | −10.3°C | 65 mm | 66 cm |
| March | −0.9°C | −8.9°C | −4.9°C | 70 mm | 60 cm |
| April | 6.0°C | −1.9°C | 2.0°C | 64 mm | 22 cm |
| May | 14.0°C | 3.9°C | 9.0°C | 76 mm | 2 cm |
| June | 19.8°C | 9.2°C | 14.6°C | 76 mm | 0 cm |
| July | 22.9°C | 12.9°C | 17.9°C | 93 mm | 0 cm |
| August | 22.1°C | 12.1°C | 17.1°C | 78 mm | 0 cm |
| September | 17.3°C | 8.0°C | 12.7°C | 86 mm | 0 cm |
| October | 9.7°C | 2.5°C | 6.1°C | 97 mm | 4 cm |
| November | 3.5°C | −2.8°C | 0.4°C | 74 mm | 31 cm |
| December | −2.9°C | −9.6°C | −6.2°C | 81 mm | 67 cm |
| Year | 8.2°C | −0.4°C | 3.9°C | 932 mm | 323 cm |
March: −25.4°C at its coldest, 23.3°C at its warmest
The month to count on least is February: one year in three its average strays more than 2.7°C from −10.3°C. August moves least, typically by 0.9°C.
Where Sayabec’s numbers come from
Averages over 30 years, not a forecast.
- Normals: Environment and Climate Change Canada’s 1991–2020 normals, Mont-Joli: the nearest of its locations with every month’s temperatures.
- 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: sunshine, not in ECCC’s 1991–2020 normals, and the effect of the town’s height, for which there is no figure.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Sayabec’s climate
How warm does Sayabec get in summer?
Afternoons average 22.9°C in July, the warmest time of year.
How cold does Sayabec get in winter?
Winter bottoms out in January, with lows near −15.4°C.
How much rain and snow does Sayabec get?
Around 932 mm a year in all, from 97 mm in October down to 64 mm in April.
Are these figures for Sayabec itself?
They are the closest available: the normals for Mont-Joli, since Sayabec has none.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Sayabec →
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).