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Climate in Acadia · ECCC 1991–2020 normals

Less rain and snow fall on Acadia than on 82% of Canadian towns: 445 mm a year

In July the day’s top temperature is typically 23.5°C. Summers stay cool: July afternoons here are cooler than in 80% of Canadian towns. Rain or snow is most frequent in June and least in January. Heating does most of its work from October to May, in months below 10°C on average.

July afternoons: cooler than 80% of Canadian towns
January nights: milder than 51% of Canadian towns
Rain and snow a year: drier than 82% of Canadian towns

Read at Calgary (Airport), 17 km north: ECCC’s normals for 1991–2020.

A year in Acadia at a glance

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

Jan−2°C−14°CColdest nights
Feb0°C−12°C
Mar4°C−8°CSnowiest
Apr11°C−2°C
May16°C3°CLast frost ~21 May
Jun20°C8°CWettest
Jul24°C10°CWarmest
Aug23°C9°C
Sep18°C5°CFirst frost ~18 Sep
Oct11°C−1°C
Nov now4°C−8°C
Dec0°C−12°C

What stands out about Acadia’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 Acadia feels like

Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.

Winter
−1°C / −12°C
34 mm, with 50 cm of snow
Spring
10°C / −2°C
108 mm, with 56 cm of snow
Summer
22°C / 9°C
232 mm of rain and snow, the wettest season
Autumn
11°C / −1°C
71 mm, with 33 cm of snow
Best months to be outsideJulAugHighs of 17–27°C and nights of 8°C or more
Frost & warm days

Frost on 193 days, 20°C on 87

From September to May frost is routine, and in December it comes on almost every night. On about 22 nights a year the air falls below −20°C.

193
Frost days a year (0°C or below)
More frosts than 79% of Canadian towns
61
Days that stay below 0°C
22
Nights a year below −20°C
87
Days a year above 20°C
5
Days a year above 30°C

Frost days by month

Average days at 0°C or below

30
JFMAMJJASOND

Days above 20°C by month

Average days

24
JFMAMJJASOND
Rain & snow

445 mm of precipitation in a typical year

Some 72 days a year see 1 mm of rain or snow or more.

445 mm
Rain and snow a year
Drier than 82% of Canadian towns
342 mm
Of it as rain alone (77%)
113 mm
June, the wettest month
10 mm
January, the driest month

Rain and snow by month

Millimetres

113 mm
JFMAMJJASOND

Rain alone by month

Millimetres

113 mm
JFMAMJJASOND
Snow

About 139 cm of snow a year

Expect snow from September to May, with about 24 cm in March, the snowiest month.

139 cm
Snowfall a year
Less snowy than 54% of Canadian towns
55
Days a year with 0.2 cm of snow or more
93
Days a year with 1 cm or more on the ground
6 cm
Snow on the ground at the end of December, the deepest month

Snowfall by month

Centimetres

24 cm
JFMAMJJASOND

Snow on the ground by month

Centimetres at month’s end

6 cm
JFMAMJJASOND
Heating

Heating a home in Acadia

85% of a year’s heating need falls between October and April. Months averaging under 10°C: October to May.

4,994 heating degree days (below 18°C)a year, 1991–2020
1,448 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 68% of Canadian towns.

Living here

Living with Acadia’s climate

The averages read for the garden, the outdoors and the coldest and hottest days.

The garden window

Tender plants are usually safe from around 21 May until frost returns near 18 September: about 119 days.

Get outside

Plan time outside for Jul and Aug: highs of 17–27°C and nights no colder than 8°C.

Parks & trails →
Wind chill

Roughly 42 days a year feel colder than −20 in the wind.

Humidex

About 9 days a year feel above 30 on the humidex.

Storms and extremes

What averages leave out, the floods and ice storms, is on Acadia’s hazards page.

Flood & hazards →
Weather station

ECCC’s normals location: Calgary (Airport)

Calgary (Airport) is a composite: ECCC joins 2 stations’ readings to make its 1991–2020 normals.

Distance from the town17 km north
Station altitude1,099 m
Completenessat least 20 years
WMO standard normalsNo
Coldest reading, 1991–2020−39.7°C
Hottest reading, 1991–202036.5°C
Average wind13.8 km/h on average, most often from the south
Next-nearest locationQueenstown, 86 km
Compared with other towns

How Acadia 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
AcadiaMedian Canadian town
20°C22°C24°C26°C28°C
Cooler than 80% of Canadian towns
January nights−13.5°C
AcadiaMedian Canadian town
−25°C−20°C−15°C−10°C
Milder than 51% of Canadian towns
Rain and snow a year445 mm
AcadiaMedian Canadian town
05001,0001,500
Drier than 82% of Canadian towns
Snowfall a year139 cm
AcadiaMedian Canadian town
0100200300
Less snowy than 54% of Canadian towns
Next door

Nearby towns’ climate

Places around Acadia whose figures come from another normals location. The nearest places to Acadia with figures are 58–73 km away.

TownJuly highJanuary lowRain & snow
Acadia Calgary (Airport)23.5°C−13.5°C445 mm
Wheatland County 58 km · Queenstown25.0°C 1.5°C warmer−13.7°C about the same412 mm
Stoney 142, 143, 144 60 km · Banff22.5°C 1.0°C cooler−13.5°C about the same454 mm
Carstairs 65 km · Sundre22.8°C 0.7°C cooler−18.0°C 4.5°C colder496 mm
Nanton 73 km · Claresholm25.2°C 1.7°C warmer−13.2°C about the same428 mm
Month by month

Acadia weather by month

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

MonthHighLowMeanRain & snowSnow
January−1.5°C−13.5°C−7.6°C10 mm17 cm
February0.1°C−11.8°C−5.9°C12 mm17 cm
March3.8°C−8.1°C−2.2°C18 mm24 cm
April10.8°C−1.9°C4.5°C30 mm23 cm
May16.4°C3.4°C9.9°C61 mm10 cm
June19.7°C7.7°C13.7°C113 mmunder 1 cm
July23.5°C10.2°C16.9°C66 mm0 cm
August23.1°C9.2°C16.2°C54 mm0 cm
September18.3°C4.7°C11.5°C37 mm2 cm
October11.1°C−1.3°C4.9°C17 mm12 cm
November4.1°C−7.5°C−1.7°C16 mm19 cm
December−0.4°C−12.1°C−6.3°C13 mm16 cm
Year10.8°C−1.8°C4.5°C445 mm139 cm
Year to year

December has run from −38.2°C to 19.5°C in thirty years

Year to year, February varies most (a standard deviation of 4.1°C around −5.9°C) and June least (1.1°C).

Record low to record high, 1991–2020Normal
Sources

Where Acadia’s numbers come from

Averages over 30 years, not a forecast.

  • Normals: the 1991–2020 normals from ECCC for Calgary (Airport), its nearest location with complete 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 Acadia’s climate

How warm does Acadia get in summer?

A normal July afternoon tops out at about 23.5°C, the year’s high point.

How cold does Acadia get in winter?

Winter bottoms out in January, with lows near −13.5°C.

How much rain and snow does Acadia get?

Around 445 mm a year in all, from 113 mm in June down to 10 mm in January.

How long does snow stay on the ground?

There is 1 cm of snow or more on the ground on roughly 93 days a year.

Are these figures for Acadia itself?

Close to it: they are ECCC’s 1991–2020 normals for Calgary (Airport), just outside Acadia’s boundary.

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

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).