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Climate in Holyrood · ECCC 1991–2020 normals

Dry weather: only 423 mm of rain and snow a year falls on Holyrood, less than on 90% of Canadian towns

Expect July afternoons of about 23.5°C. By July afternoons alone, it runs cooler than 80% of Canadian towns. Precipitation peaks in July and eases off in February. The outdoor season runs from June to August, with highs of 21–24°C.

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

Read at Edmonton (City), 6.4 km north-west: ECCC’s normals for 1991–2020.

A year in Holyrood 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 Holyrood’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 Holyrood feels like

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

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

Frost on 179 days, 20°C on 90

Frost comes from September to May; in January almost every night freezes. On about 24 nights a year the air falls below −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

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

Snow falls from October to May, most of all in January (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 Holyrood

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

Warm days count for nothing; each colder day adds how far its mean sits below 18°C. Over a year, a home here needs more heating than 76% of Canadian towns.

Living here

Living with Holyrood’s climate

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

The garden window

Between the last frost, near 7 May, and the first, near 25 September, lie about 141 frost-free days.

Get outside

The comfortable months for a day outside, highs of 17–27°C and nights of 8°C or more: Jun, Jul and Aug.

Parks & trails →
Wind chill

Frostbite weather, a wind chill under −20, turns up on about 50 days a year.

Humidex

Humid heat, a humidex over 30, comes on about 11 days a year.

Storms and extremes

Severe weather is a separate story from the averages: see Holyrood’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 town6.4 km north-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 locationEdmonton (Airport), 25 km
Compared with other towns

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

Nearby towns’ climate

Places around Holyrood whose figures come from another normals location. Holyrood has few close neighbours with figures, so the list reaches 20–27 km out.

TownJuly highJanuary lowRain & snow
Holyrood Edmonton (City)23.5°C−14.7°C423 mm
Beaumont 20 km · Edmonton (Airport)23.0°C 0.5°C cooler−18.1°C 3.4°C colder434 mm
Fort Saskatchewan 22 km · Fort Saskatchewan23.6°C about the same−17.8°C 3.1°C colder473 mm
Month by month

Holyrood 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

A March here can run from −34.0°C to 23.9°C

February is the least predictable month: about two years in three its average lands within 4.2°C of the normal, −7.9°C. June is the steadiest, within 1.0°C.

Record low to record high, 1991–2020Normal
Sources

Where Holyrood’s numbers come from

Averages over 30 years, not a forecast.

  • Normals: the Canadian Climate Normals, 1991–2020, at Edmonton (City) (the closest location with all twelve months 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: sunshine, absent from every 1991–2020 location, and an altitude correction, for want of the town’s own elevation.

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

Questions about Holyrood’s climate

How warm does Holyrood get in summer?

Peak warmth comes in July, at about 23.5°C by mid-afternoon.

How cold does Holyrood get in winter?

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

How much rain and snow does Holyrood get?

Rain and snow, with snow counted as water, total 423 mm a year; July leads with 83 mm and February trails with 12 mm.

Are these figures for Holyrood itself?

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

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

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).