Summer arrives in force in Manotick, hotter than in 86% of Canadian towns
In January the night’s low is typically −14.3°C. Of all months, June brings the most precipitation and February the least. Winter nights are cold: in January they are colder than in 61% of Canadian towns. Heating does most of its work from October to April, in months below 10°C on average.
Read at Ottawa (Airport), 11 km north: ECCC’s normals for 1991–2020.
A year in Manotick at a glance
Each month’s typical high and low, in °C.
What stands out about Manotick’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in Manotick feels like
Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.
154 frost days and 120 days above 20°C a year
The frost season runs October to April, and January freezes nearly every night. Deep cold, under −20°C, comes on about 16 nights a year.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
About 930 mm of rain and snow a year
Some 118 days a year see 1 mm of rain or snow or more.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
232 cm of snow in a typical year
Expect snow from October to April, with about 59 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 Manotick
93% 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 Manotick’s climate
What the normals mean for a garden, a day outside and the depth of winter.
Between the last frost, near 29 April, and the first, near 7 October, lie about 160 frost-free days.
The comfortable months for a day outside, highs of 17–27°C and nights of 8°C or more: Jun, Jul, Aug and Sep.
Parks & trails →Count on some 47 days a year when the wind makes it feel below −20.
A humidex above 30 marks about 49 days in a normal year.
What averages leave out, the floods and ice storms, is on Manotick’s hazards page.
Flood & hazards →ECCC’s normals location: Ottawa (Airport)
Ottawa (Airport) is a composite: ECCC joins 2 stations’ readings to make its 1991–2020 normals.
| Distance from the town | 11 km north |
| Station altitude | 114 m |
| Completeness | at least 25 years |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −33.1°C |
| Hottest reading, 1991–2020 | 36.9°C |
| Average wind | 13.5 km/h on average, most often from the west |
| Next-nearest location | Ottawa (City), 18 km |
How Manotick 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
Places around Manotick whose figures come from another normals location. No closer places have figures: these lie 15–29 km from Manotick.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Manotick Ottawa (Airport) | 27.0°C | −14.3°C | 930 mm |
| Ottawa 15 km · Ottawa (City) | 26.7°C about the same | −14.0°C about the same | 938 mm |
| Kemptville 26 km · Kemptville | 26.8°C about the same | −14.0°C about the same | 925 mm |
Manotick 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 | −5.5°C | −14.3°C | −10.0°C | 70 mm | 59 cm |
| February | −3.6°C | −13.2°C | −8.5°C | 50 mm | 49 cm |
| March | 2.4°C | −7.1°C | −2.4°C | 66 mm | 39 cm |
| April | 11.3°C | 0.5°C | 5.9°C | 81 mm | 12 cm |
| May | 19.6°C | 7.5°C | 13.6°C | 75 mm | under 1 cm |
| June | 24.4°C | 12.9°C | 18.7°C | 97 mm | 0 cm |
| July | 27.0°C | 15.4°C | 21.2°C | 89 mm | 0 cm |
| August | 25.8°C | 14.3°C | 20.1°C | 79 mm | 0 cm |
| September | 21.0°C | 9.6°C | 15.3°C | 90 mm | 0 cm |
| October | 13.0°C | 3.4°C | 8.2°C | 87 mm | 3 cm |
| November | 5.8°C | −2.4°C | 1.7°C | 74 mm | 21 cm |
| December | −1.9°C | −9.6°C | −5.8°C | 72 mm | 50 cm |
| Year | 11.6°C | 1.4°C | 6.5°C | 930 mm | 232 cm |
A January here can run warm or cold, its average moving by about 3.2°C; the steadiest month is August
March has the widest record range, −29.0°C in 2003 to 27.4°C in 2012; the tick on each bar is the month’s normal.
Where Manotick’s numbers come from
Averages over 30 years, not a forecast.
- Normals: ECCC’s 1991–2020 Canadian Climate Normals for Ottawa (Airport), the nearest location with a full year of temperatures.
- Comparisons: the towns and neighbourhoods of 2,500+ across Canada, each on its nearest normals location, without the city totals or the reserves.
- 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 Manotick’s climate
How warm does Manotick get in summer?
The warmest month is July, when afternoons average 27.0°C.
How cold does Manotick get in winter?
January nights average −14.3°C, the coldest of the year.
How much rain and snow does Manotick get?
Rain and snow add up to about 930 mm of water a year; June brings the most (97 mm), February the least (50 mm).
How long does snow stay on the ground?
Snow lies on the ground for about 118 days in a normal year.
Are these figures for Manotick itself?
Nearly: Ottawa (Airport), the location behind them, sits just beyond Manotick’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Manotick →
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).