July in Carp runs hotter than in 83% of Canadian towns
Nights in January average −16.0°C. By January nights alone, it runs colder than 75% of Canadian towns. The gap between a January night and a July afternoon is 43°C. Frost comes on about 170 days a year, so leave time to clear the car.
Carp has no ECCC normals station of its own: every figure here comes from Luskville, 21 km north.
A year in Carp at a glance
Each month’s typical high and low, in °C.
What stands out about Carp’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in Carp feels like
Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.
About 170 frosts and 119 warm days a year
The frost season runs September to May, and January freezes nearly every night. Deep cold, under −20°C, comes on about 27 nights a year.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
About 968 mm of rain and snow a year
The most falls in June, the least in February. On about 137 days a year, 1 mm or more falls.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
193 cm of snow in a typical year
Expect snow from October to April, with about 53 cm in January, the snowiest month.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Carp
92% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
One degree below 18°C for one day makes one heating degree day; the year’s days are added together.
Living with Carp’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
Seedlings can go out once the average last frost, around 20 May, has passed; autumn’s first, near 22 September, ends a season of about 124 days.
Mild days and mild nights together (17–27°C by day, 8°C or more at night) belong to Jun, Jul, Aug and Sep.
Parks & trails →Ice storms, floods and heat waves are risks, not averages: they are on Carp’s hazards page.
Flood & hazards →ECCC’s normals location: Luskville
The page’s figures are ECCC’s 1991–2020 normals for Luskville, one of its 450 normals locations.
| Distance from the town | 21 km north |
| Station altitude | 69 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | Yes |
| Coldest reading, 1991–2020 | −40.0°C |
| Hottest reading, 1991–2020 | 36.4°C |
| Next-nearest location | Ottawa (City), 24 km |
How Carp 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 Ontario.
Nearby towns’ climate
Nearby places read from a different ECCC location (places on Carp’s own would show the same figures).
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Carp Luskville | 26.9°C | −16.0°C | 968 mm |
| Brookside - Briarbrook - Morgans Grant 7.4 km · Ottawa (City) | 26.7°C about the same | −14.0°C 2.0°C milder | 938 mm |
| Dunrobin 9.4 km · Luskville | 26.9°C about the same | −16.0°C about the same | 968 mm |
Carp 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 | −5.4°C | −16.0°C | −10.9°C | 77 mm | 53 cm |
| February | −3.2°C | −15.3°C | −9.2°C | 63 mm | 43 cm |
| March | 2.6°C | −8.4°C | −3.0°C | 63 mm | 31 cm |
| April | 11.3°C | −0.2°C | 5.7°C | 74 mm | 6 cm |
| May | 19.8°C | 6.4°C | 13.1°C | 79 mm | 0 cm |
| June | 24.5°C | 11.6°C | 18.1°C | 99 mm | 0 cm |
| July | 26.9°C | 13.9°C | 20.2°C | 97 mm | 0 cm |
| August | 25.7°C | 12.8°C | 19.2°C | 96 mm | 0 cm |
| September | 21.2°C | 8.6°C | 14.9°C | 87 mm | 1 cm |
| October | 13.3°C | 2.8°C | 8.1°C | 84 mm | 1 cm |
| November | 5.6°C | −3.1°C | 1.4°C | 74 mm | 16 cm |
| December | −1.8°C | −10.5°C | −6.3°C | 76 mm | 43 cm |
| Year | 11.7°C | 0.2°C | 5.9°C | 968 mm | 193 cm |
In March, anything from −34.0°C to 28.0°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 (±3.5°C around −10.9°C), August the one that wanders least (±1.1°C).
Where Carp’s numbers come from
Averages over 30 years, not a forecast.
- Normals: ECCC’s 1991–2020 Canadian Climate Normals for Luskville, the nearest location with a full year of temperatures.
- Comparisons: all Canadian places of 2,500 or more except city totals and reserves, each read the same way.
- 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 Carp’s climate
How warm does Carp get in summer?
Afternoons average 26.9°C in July, the warmest time of year.
How cold does Carp get in winter?
Of all twelve months, January has the coldest nights, about −16.0°C.
How much rain and snow does Carp get?
About 968 mm a year, rain and melted snow together. June is the wettest month (99 mm) and February the driest (63 mm).
How long does snow stay on the ground?
Count on about 108 days of snow cover a year, 1 cm or deeper.
Are these figures for Carp itself?
No. ECCC measures normals at Luskville, not in Carp; the page uses the nearest it has.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Carp →
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).