July in North Frontenac runs hotter than in 89% of Canadian towns
January nights here settle around −12.4°C. By precipitation alone, it ranks wetter than 67% of Canadian towns. Temperatures cover 40°C across the year, low to high. Frost comes on about 154 days a year, so leave time to clear the car.
Borrowed figures: North Frontenac has no normals station, so these come from Centreville, 50 km south.
A year in North Frontenac at a glance
Each month’s typical high and low, in °C.
What stands out about North Frontenac’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in North Frontenac feels like
Each season’s and each month’s usual high and low, 1991–2020.
154 frost days and 124 days above 20°C a year
The frost season runs October to May, and January freezes nearly every night. Deep cold, under −20°C, comes on about 13 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 984 mm a year
September is the wettest month and February the driest. On about 128 days a year, 1 mm or more falls.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
158 cm of snow in a typical year
Snow falls from October to April, most of all in January (about 45 cm).
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in North Frontenac
93% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
A heating degree day is one degree of shortfall below 18°C for one day, summed over the year. Homes here need less heating than 67% of Canadian towns.
Living with North Frontenac’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
Mild days and mild nights together (17–27°C by day, 8°C or more at night) belong to Jun, Aug and Sep.
Parks & trails →A typical year is calm by definition; North Frontenac’s hazards page covers the exceptions.
Flood & hazards →ECCC’s normals location: Centreville
Centreville is one of the 450 places where ECCC publishes 1991–2020 normals.
| Distance from the town | 50 km south |
| Station altitude | 150 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −37.0°C |
| Hottest reading, 1991–2020 | 37.5°C |
| Next-nearest location | Drummond Centre, 65 km |
How North Frontenac 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 Ontario.
Nearby towns’ climate
Nearby places read from a different ECCC location (places on North Frontenac’s own would show the same figures). No closer places have figures: these lie 50–59 km from North Frontenac.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| North Frontenac Centreville | 27.2°C | −12.4°C | 984 mm |
| Lanark Highlands 50 km · Drummond Centre | 27.1°C about the same | −14.2°C 1.8°C colder | 939 mm |
| Centre Hastings 52 km · Trenton | 26.5°C 0.7°C cooler | −11.2°C 1.2°C milder | 941 mm |
| South Frontenac 59 km · Kingston | 25.4°C 1.8°C cooler | −11.5°C 0.9°C milder | 984 mm |
North Frontenac weather by month
Each month’s normals, 1991–2020: high, low, mean, precipitation and snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −2.9°C | −12.4°C | −7.7°C | 86 mm | 45 cm |
| February | −1.4°C | −11.6°C | −6.5°C | 61 mm | 34 cm |
| March | 4.1°C | −6.3°C | −1.4°C | 65 mm | 24 cm |
| April | 11.9°C | 0.8°C | 6.3°C | 88 mm | 7 cm |
| May | 19.6°C | 7.2°C | 13.4°C | 84 mm | under 1 cm |
| June | 24.4°C | 12.2°C | 18.4°C | 90 mm | 0 cm |
| July | 27.2°C | 14.9°C | 21.1°C | 68 mm | 0 cm |
| August | 26.2°C | 13.9°C | 20.1°C | 75 mm | 0 cm |
| September | 21.9°C | 9.9°C | 15.9°C | 100 mm | 0 cm |
| October | 14.1°C | 3.9°C | 9.0°C | 96 mm | 1 cm |
| November | 6.9°C | −1.7°C | 2.6°C | 88 mm | 12 cm |
| December | 0.4°C | −7.5°C | −3.6°C | 83 mm | 35 cm |
| Year | 12.7°C | 1.9°C | 7.3°C | 984 mm | 158 cm |
A March here can run from −28.0°C to 27.5°C
January is the least predictable month: about two years in three its average lands within 3.1°C of the normal, −7.7°C. June is the steadiest, within 1.1°C.
Where North Frontenac’s numbers come from
Averages over 30 years, not a forecast.
- Normals: ECCC’s 1991–2020 Canadian Climate Normals for Centreville, the nearest location with a full year of temperatures.
- Comparisons: a pool of Canadian towns and neighbourhoods of 2,500 or more, read alike; whole cities and reserves stay out of it.
- 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 North Frontenac’s climate
How warm does North Frontenac get in summer?
A normal July afternoon tops out at about 27.2°C, the year’s high point.
How cold does North Frontenac get in winter?
At its coldest, in January, the normal low is −12.4°C.
How much rain and snow does North Frontenac get?
About 984 mm a year, rain and melted snow together. September is the wettest month (100 mm) and February the driest (61 mm).
Are these figures for North Frontenac itself?
They are the closest available: the normals for Centreville, since North Frontenac has none.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for North Frontenac →
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).