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Climate in Callingwood South · ECCC 1991–2020 normals

Callingwood South is drier than 90% of Canadian towns: 423 mm of rain and snow a year

High summer brings afternoon highs near 23.5°C. In July, afternoons here are cooler than in 80% of Canadian towns. The seasons are far apart: from a winter night to a summer afternoon the average spans 38°C. Frost comes on about 179 days a year, so leave time to clear the car.

July afternoons: cooler than 80% of Canadian towns
January nights: colder than 67% of Canadian towns
Rain and snow a year: drier than 90% of Canadian towns

Figures: ECCC’s 1991–2020 normals for Edmonton (City) (10 km north-east).

A year in Callingwood South at a glance

Each month’s typical high and low, in °C.

Jan−6°C−15°CColdest nightsSnowiest
Feb−3°C−13°C
Mar2°C−8°C
Apr10°C−1°C
May18°C6°CLast frost ~7 May
Jun21°C10°C
Jul24°C13°CWarmestWettest
Aug23°C11°C
Sep18°C6°CFirst frost ~25 Sep
Oct10°C0°C
Nov now1°C−8°C
Dec−5°C−13°C

What stands out about Callingwood South’s climate

Compared with Canadian towns, with its place among towns of 2,500+ in Alberta beside it.

A normal year

What a year in Callingwood South feels like

Seasons and months as ECCC’s 1991–2020 normals give them: a typical day’s high and low.

Winter
−5°C / −14°C
43 mm, with 53 cm of snow
Spring
10°C / −1°C
90 mm, with 39 cm of snow
Summer
22°C / 11°C
213 mm of rain and snow, the wettest season
Autumn
9°C / 0°C
77 mm, with 32 cm of snow
Best months to be outsideJunJulAugHighs of 17–27°C and nights of 8°C or more
Frost & warm days

179 frost days and 90 days above 20°C a year

From September to May frost is routine, and in January it comes on almost every night. Some 24 nights a year drop under −20°C.

179
Frost days a year (0°C or below)
More frosts than 67% of Canadian towns
86
Days that stay below 0°C
24
Nights a year below −20°C
90
Days a year above 20°C
4
Days a year above 30°C

Frost days by month

Average days at 0°C or below

31
JFMAMJJASOND

Days above 20°C by month

Average days

25
JFMAMJJASOND
Rain & snow

423 mm of precipitation in a typical year

The most falls in July, the least in February. Some 72 days a year see 1 mm of rain or snow or more.

423 mm
Rain and snow a year
Drier than 90% of Canadian towns
329 mm
Of it as rain alone (78%)
83 mm
July, the wettest month
12 mm
February, the driest month

Rain and snow by month

Millimetres

83 mm
JFMAMJJASOND

Rain alone by month

Millimetres

78 mm
JFMAMJJASOND
Snow

About 124 cm of snow a year

From October to May snow is likely; January is the peak, at about 26 cm.

124 cm
Snowfall a year
Less snowy than 71% of Canadian towns
49
Days a year with 0.2 cm of snow or more
21 cm
Snow on the ground at the end of January, the deepest month

Snowfall by month

Centimetres

26 cm
JFMAMJJASOND

Snow on the ground by month

Centimetres at month’s end

21 cm
JFMAMJJASOND
Heating

Heating a home in Callingwood South

89% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.

5,126 heating degree days (below 18°C)a year, 1991–2020
1,648 growing degree days (above 5°C)a year, 1991–2020

Measured against 18°C: each day’s shortfall in mean temperature, added over twelve months. By this count, homes here need more heating than 76% of Canadian towns.

Living here

Living with Callingwood South’s climate

Gardening, time outside, winter cold and summer heat, from the 1991–2020 normals.

The garden window

Gardens get from about 7 May to 25 September without frost, around 141 days in all.

Get outside

Warm afternoons without cold nights, 17–27°C and 8°C or more, mark Jun, Jul and Aug.

Parks & trails →
Wind chill

Bitter wind chill, under −20, comes on about 50 days a year.

Humidex

Roughly 11 days a year feel hotter than 30 once humidity is counted.

Storms and extremes

Extremes don’t show in averages: floods, wildfire smoke and ice storms are on Callingwood South’s hazards page.

Flood & hazards →
Weather station

ECCC’s normals location: Edmonton (City)

Edmonton (City) is a composite: ECCC joins 3 stations’ readings to make its 1991–2020 normals.

Distance from the town10 km north-east
Station altitude671 m
Completenessmeets the WMO “3 and 5” rule
WMO standard normalsNo
Coldest reading, 1991–2020−37.8°C
Hottest reading, 1991–202034.9°C
Average wind12.2 km/h on average, most often from the west
Next-nearest locationEdmonton (Airport), 20 km
Compared with other towns

How Callingwood South 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 Alberta.

July afternoons23.5°C
Callingwood SouthMedian Canadian town
20°C22°C24°C26°C28°C
Cooler than 80% of Canadian towns
January nights−14.7°C
Callingwood SouthMedian Canadian town
−25°C−20°C−15°C−10°C
Colder than 67% of Canadian towns
Rain and snow a year423 mm
Callingwood SouthMedian Canadian town
05001,0001,500
Drier than 90% of Canadian towns
Snowfall a year124 cm
Callingwood SouthMedian Canadian town
0100200300
Less snowy than 71% of Canadian towns
Next door

Nearby towns’ climate

Places around Callingwood South whose figures come from another normals location. No closer place has figures: this one lies 18 km from Callingwood South.

TownJuly highJanuary lowRain & snow
Callingwood South Edmonton (City)23.5°C−14.7°C423 mm
Devon 18 km · Edmonton (Airport)23.0°C 0.5°C cooler−18.1°C 3.4°C colder434 mm
Month by month

Callingwood South weather by month

Average daily high and low, mean temperature, rain and snow (as water) and snowfall by month, 1991–2020.

MonthHighLowMeanRain & snowSnow
January−5.8°C−14.7°C−10.3°C20 mm26 cm
February−3.0°C−12.7°C−7.9°C12 mm13 cm
March1.7°C−7.8°C−3.1°C17 mm19 cm
April10.4°C−0.7°C4.9°C29 mm15 cm
May17.5°C5.6°C11.6°C44 mm5 cm
June21.0°C10.2°C15.6°C70 mm0 cm
July23.5°C12.6°C18.1°C83 mm0 cm
August22.6°C11.3°C17.0°C61 mmunder 1 cm
September17.6°C6.2°C11.9°C39 mm1 cm
October10.0°C−0.1°C5.0°C21 mm11 cm
November0.6°C−7.5°C−3.5°C18 mm20 cm
December−4.7°C−13.2°C−9.0°C12 mm15 cm
Year9.3°C−0.9°C4.2°C423 mm124 cm
Year to year

Two years in three, February’s average lands within 4.2°C of normal, against the steadier June

Over 1991–2020, March saw both −34.0°C (2003) and 23.9°C (2004), the widest span of any month.

Record low to record high, 1991–2020Normal
Sources

Where Callingwood South’s numbers come from

Averages over 30 years, not a forecast.

  • Normals: 1991–2020 normals for Edmonton (City) from ECCC’s climate data site, the nearest location with every month of temperature.
  • Comparisons: every Canadian town and neighbourhood of 2,500 or more, each read from its own nearest location; city totals and reserves are left out.
  • Not on this page: sunshine, which none of ECCC’s 450 locations publishes for 1991–2020, and the town’s own height above sea level, so no figure is adjusted for altitude.

Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada

Questions about Callingwood South’s climate

How warm does Callingwood South get in summer?

In July, the warmest month, the typical high is 23.5°C.

How cold does Callingwood South get in winter?

The coldest nights come in January, averaging −14.7°C.

How much rain and snow does Callingwood South get?

A normal year brings 423 mm, snow included as water: July is wettest at 83 mm, February driest at 12 mm.

Are these figures for Callingwood South itself?

Close to it: they are ECCC’s 1991–2020 normals for Edmonton (City), just outside Callingwood South’s boundary.

Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Callingwood South →

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).