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Climate in Twin Brooks · ECCC 1991–2020 normals

Hardly any Canadian towns wake to more frost than Twin Brooks

High summer brings afternoon highs near 23.0°C. Its July afternoons stay fresher than in 90% of Canadian towns. Of all months, July brings the most precipitation and February the least. About 78 days a year bring 1 mm of precipitation or more.

July afternoons: cooler than 90% of Canadian towns
January nights: colder than 84% of Canadian towns
Rain and snow a year: drier than 86% of Canadian towns

1991–2020 normals from ECCC’s Edmonton (Airport) location, 14 km south.

A year in Twin Brooks at a glance

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

Jan−7°C−18°CColdest nightsSnowiest
Feb−4°C−17°C
Mar1°C−11°C
Apr10°C−3°C
May18°C3°CLast frost ~27 May
Jun21°C8°C
Jul23°C9°CWarmestWettest
Aug22°C8°C
Sep18°C3°CFirst frost ~10 Sep
Oct10°C−3°C
Nov now0°C−11°C
Dec−5°C−17°C

What stands out about Twin Brooks’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 Twin Brooks feels like

Each season’s and each month’s usual high and low, 1991–2020.

Winter
−5°C / −17°C
49 mm, with 55 cm of snow
Spring
9°C / −4°C
94 mm, with 42 cm of snow
Summer
22°C / 8°C
215 mm of rain and snow, the wettest season
Autumn
9°C / −4°C
77 mm, with 30 cm of snow
Best months to be outsideJulHighs of 17–27°C and nights of 8°C or more
Frost & warm days

211 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. On about 38 nights a year the air falls below −20°C.

211
Frost days a year (0°C or below)
More frosts than 97% of Canadian towns
91
Days that stay below 0°C
38
Nights a year below −20°C
90
Days a year above 20°C
3
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

24
JFMAMJJASOND
Rain & snow

Rain and melted snow: about 434 mm a year

434 mm
Rain and snow a year
Drier than 86% of Canadian towns
324 mm
Of it as rain alone (75%)
87 mm
July, the wettest month
12 mm
February, the driest month

Rain and snow by month

Millimetres

87 mm
JFMAMJJASOND

Rain alone by month

Millimetres

88 mm
JFMAMJJASOND
Snow

Snowfall: about 127 cm in a normal year

Snow falls from October to May, most of all in January (about 24 cm).

127 cm
Snowfall a year
Less snowy than 61% of Canadian towns
55
Days a year with 0.2 cm of snow or more
145
Days a year with 1 cm or more on the ground
20 cm
Snow on the ground at the end of February, the deepest month

Snowfall by month

Centimetres

24 cm
JFMAMJJASOND

Snow on the ground by month

Centimetres at month’s end

20 cm
JFMAMJJASOND
Heating

Heating a home in Twin Brooks

87% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.

5,697 heating degree days (below 18°C)a year, 1991–2020
1,352 growing degree days (above 5°C)a year, 1991–2020

Think of it as a year’s worth of daily shortfalls below 18°C, added up. By this count, homes here need more heating than 93% of Canadian towns.

Living here

Living with Twin Brooks’s climate

What the normals mean for a garden, a day outside and the depth of winter.

The garden window

The frost-free stretch runs from about 27 May to about 10 September, some 105 days in a normal year.

Get outside

For long days outdoors, Jul bring highs of 17–27°C and lows of 8°C or more.

Parks & trails →
Wind chill

A wind chill below −20 is part of about 67 days a year here.

Humidex

Count on some 11 humid days a year with the humidex past 30.

Storms and extremes

Thirty years of averages say little about one bad storm; Twin Brooks’s hazards page does.

Flood & hazards →
Weather station

ECCC’s normals location: Edmonton (Airport)

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

Distance from the town14 km south
Station altitude723 m
Completenessmeets the WMO “3 and 5” rule
WMO standard normalsNo
Coldest reading, 1991–2020−46.1°C
Hottest reading, 1991–202035.6°C
Average wind12.5 km/h on average, most often from the south
Next-nearest locationEdmonton (City), 15 km
Compared with other towns

How Twin Brooks 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 Alberta.

July afternoons23.0°C
Twin BrooksMedian Canadian town
20°C22°C24°C26°C28°C
Cooler than 90% of Canadian towns
January nights−18.1°C
Twin BrooksMedian Canadian town
−25°C−20°C−15°C−10°C
Colder than 84% of Canadian towns
Rain and snow a year434 mm
Twin BrooksMedian Canadian town
05001,0001,500
Drier than 86% of Canadian towns
Snowfall a year127 cm
Twin BrooksMedian Canadian town
0100200300
Less snowy than 61% of Canadian towns
Next door

Nearby towns’ climate

Nearby places read from a different ECCC location (places on Twin Brooks’s own would show the same figures).

TownJuly highJanuary lowRain & snow
Twin Brooks Edmonton (Airport)23.0°C−18.1°C434 mm
MacEwan 0.9 km · Edmonton (Airport)23.0°C about the same−18.1°C about the same434 mm
Skyrattler 1.3 km · Edmonton (City)23.5°C 0.5°C warmer−14.7°C 3.4°C milder423 mm
Month by month

Twin Brooks weather by month

Each month’s normals, 1991–2020: high, low, mean, precipitation and snowfall.

MonthHighLowMeanRain & snowSnow
January−6.5°C−18.1°C−12.3°C22 mm24 cm
February−4.1°C−16.6°C−10.4°C12 mm14 cm
March0.5°C−11.2°C−5.3°C17 mm19 cm
April10.1°C−3.2°C3.5°C30 mm16 cm
May17.6°C2.7°C10.1°C47 mm6 cm
June20.7°C7.5°C14.1°C75 mmunder 1 cm
July23.0°C9.4°C16.2°C87 mm0 cm
August22.4°C7.8°C15.1°C53 mmunder 1 cm
September17.8°C2.8°C10.3°C35 mm1 cm
October10.0°C−3.3°C3.4°C22 mm10 cm
November0.2°C−10.6°C−5.2°C20 mm19 cm
December−5.3°C−16.7°C−11.0°C15 mm16 cm
Year8.9°C−4.1°C2.4°C434 mm127 cm
Year to year

From year to year, February moves by 4.3°C, more than any month, and June least

Each bar spans a month’s coldest and warmest readings over thirty years; March’s run from −42.7°C in 2009 to 24.2°C in 2004.

Record low to record high, 1991–2020Normal
Sources

Where Twin Brooks’s numbers come from

Averages over 30 years, not a forecast.

  • Normals: the closest ECCC location with twelve months of temperature normals, Edmonton (Airport), 1991–2020.
  • 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 Twin Brooks’s climate

How warm does Twin Brooks get in summer?

Expect highs near 23.0°C in July, the hottest month on average.

How cold does Twin Brooks get in winter?

Midwinter means January, when a typical night reaches −18.1°C.

How much rain and snow does Twin Brooks get?

Around 434 mm a year in all, from 87 mm in July down to 12 mm in February.

How long does snow stay on the ground?

About 145 days a year have 1 cm of snow or more on the ground.

Are these figures for Twin Brooks itself?

Almost: ECCC’s Edmonton (Airport) location, which gives these figures, lies a short way outside Twin Brooks.

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

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).