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Climate in Mayliewan · ECCC 1991–2020 normals

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

Peak summer warmth arrives in July, with afternoons near 23.5°C. A year here swings 38°C from midwinter lows to midsummer highs. Summers stay cool: July afternoons here are cooler than in 80% of Canadian towns. Ice scrapers and block heaters earn their keep on roughly 179 days a year at 0°C or below.

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

Environment and Climate Change Canada’s 1991–2020 normals at its Edmonton (City) station, 7.0 km south-west.

A year in Mayliewan 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 Mayliewan’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 Mayliewan 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

The frost season runs September to May, and January freezes nearly 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

Rain and melted snow: about 423 mm a year

July is the wettest month and February the driest. On about 72 days a year, 1 mm or more falls.

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

The snow season runs October to May; January brings the most, 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 Mayliewan

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

ECCC sums, over the year, how many degrees each day’s average falls short of 18°C. That means homes here need more heating than 76% of Canadian towns.

Living here

Living with Mayliewan’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

Mild days and mild nights together (17–27°C by day, 8°C or more at night) belong to Jun, Jul and Aug.

Parks & trails →
Wind chill

The wind chill passes −20 on about 50 days in a normal year.

Humidex

Summer brings about 11 days when the humidex passes 30.

Storms and extremes

Storms, floods and heat waves sit outside these normals; Mayliewan’s hazards page covers them.

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 town7.0 km south-west
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 locationFort Saskatchewan, 22 km
Compared with other towns

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

Nearby towns’ climate

The nearest places on a normals location of their own: those that share Mayliewan’s would only repeat its figures. No closer place has figures: this one lies 16 km from Mayliewan.

TownJuly highJanuary lowRain & snow
Mayliewan Edmonton (City)23.5°C−14.7°C423 mm
Fort Saskatchewan 16 km · Fort Saskatchewan23.6°C about the same−17.8°C 3.1°C colder473 mm
Month by month

Mayliewan weather by month

Month by month, 1991–2020: the usual high, low and mean, the rain and snow, and the snowfall.

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

From −34.0°C to 23.9°C: March’s coldest and warmest days since 1991

From one year to the next, February’s average typically shifts by 4.2°C around its normal of −7.9°C, the widest of any month, while June’s shifts by 1.0°C.

Record low to record high, 1991–2020Normal
Sources

Where Mayliewan’s numbers come from

Averages over 30 years, not a forecast.

  • Normals: ECCC’s 1991–2020 Canadian Climate Normals for Edmonton (City), 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 Mayliewan’s climate

How warm does Mayliewan get in summer?

Of all twelve months, July has the warmest afternoons, about 23.5°C.

How cold does Mayliewan get in winter?

Expect nights around −14.7°C in January; no month is colder.

How much rain and snow does Mayliewan get?

Around 423 mm a year in all, from 83 mm in July down to 12 mm in February.

Are these figures for Mayliewan itself?

Nearly: Edmonton (City), the location behind them, sits just beyond Mayliewan’s boundary.

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

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).