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Climate in Medicine Hat · ECCC 1991–2020 normals

Medicine Hat sits near the bottom of Canadian towns for rain and snow, with 331 mm a year

The depth of winter brings overnight lows near −14.1°C. Of the 478 towns of 2,500+ in Alberta, it has the warmest July afternoons. Some 42°C separates winter nights from summer afternoons. About 57 days a year bring 1 mm of precipitation or more.

July afternoons: warmer than 97% of Canadian towns
January nights: colder than 60% of Canadian towns
Rain and snow a year: drier than almost every Canadian town

Measured at Medicine Hat, 3.6 km west: ECCC’s normals for 1991–2020.

A year in Medicine Hat at a glance

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

Jan−3°C−14°CColdest nightsSnowiest
Feb−1°C−12°C
Mar6°C−7°C
Apr14°C−1°C
May19°C5°CLast frost ~12 May
Jun23°C10°CWettest
Jul28°C12°CWarmest
Aug27°C12°C
Sep21°C6°CFirst frost ~25 Sep
Oct13°C0°C
Nov now5°C−7°C
Dec−1°C−12°C

What stands out about Medicine Hat’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 Medicine Hat feels like

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

Winter
−2°C / −13°C
36 mm, with 39 cm of snow
Spring
13°C / −1°C
84 mm, with 26 cm of snow
Summer
26°C / 11°C
145 mm of rain and snow, the wettest season
Autumn
13°C / 0°C
65 mm, with 19 cm of snow
Best months to be outsideJunHighs of 17–27°C and nights of 8°C or more
Frost & warm days

Frost on 176 days, 20°C on 121

From September to May frost is routine, and in December it comes on almost every night. Some 22 nights a year drop under −20°C.

176
Frost days a year (0°C or below)
More frosts than 61% of Canadian towns
61
Days that stay below 0°C
22
Nights a year below −20°C
121
Days a year above 20°C
26
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

29
JFMAMJJASOND
Rain & snow

Rain and melted snow: about 331 mm a year

June brings the most rain and snow; February, the least. 473rd wettest of 478 towns of 2,500+ in Alberta.

331 mm
Rain and snow a year
Drier than almost every Canadian town
254 mm
Of it as rain alone (77%)
76 mm
June, the wettest month
10 mm
February, the driest month

Rain and snow by month

Millimetres

76 mm
JFMAMJJASOND

Rain alone by month

Millimetres

83 mm
JFMAMJJASOND
Snow

85 cm of snow in a typical year

Snow falls from September to May, most of all in January (about 17 cm). 471st snowiest of 474 towns of 2,500+ in Alberta.

85 cm
Snowfall a year
Less snowy than 93% of Canadian towns
41
Days a year with 0.2 cm of snow or more
78
Days a year with 1 cm or more on the ground
8 cm
Snow on the ground at the end of December, the deepest month

Snowfall by month

Centimetres

17 cm
JFMAMJJASOND

Snow on the ground by month

Centimetres at month’s end

8 cm
JFMAMJJASOND
Heating

Heating a home in Medicine Hat

90% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.

4,541 heating degree days (below 18°C)a year, 1991–2020
1,976 growing degree days (above 5°C)a year, 1991–2020

Each day the mean sits under 18°C adds its shortfall; a year’s total is its heating degree days.

Living here

Living with Medicine Hat’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 12 May to about 25 September, some 135 days in a normal year.

Get outside

Highs of 17–27°C with nights of 8°C or more come in Jun.

Parks & trails →
Wind chill

On some 45 days a year the wind chill drops past −20; mitts and a scarf earn their place.

Humidex

Plan shade and water for about 28 days a year above 30 on the humidex.

Storms and extremes

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

Flood & hazards →
Weather station

ECCC’s normals location: Medicine Hat

ECCC builds the Medicine Hat normals from 4 stations’ records over 1991–2020, joined where one replaced another.

Distance from the town3.6 km west
Station altitude717 m
Completenessmeets the WMO “3 and 5” rule
WMO standard normalsNo
Coldest reading, 1991–2020−39.3°C
Hottest reading, 1991–202040.4°C
Average wind13.1 km/h on average, most often from the south-west
Next-nearest locationMaple Creek, 87 km
Compared with other towns

How Medicine Hat 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 afternoons27.7°C
Medicine HatMedian Canadian town
20°C22°C24°C26°C28°C
Warmer than 97% of Canadian townsThe warmest of 478 towns of 2,500+ in Alberta
January nights−14.1°C
Medicine HatMedian Canadian town
−25°C−20°C−15°C−10°C
Colder than 60% of Canadian towns
Rain and snow a year331 mm
Medicine HatMedian Canadian town
05001,0001,500
Drier than almost every Canadian town473rd wettest of 478 towns of 2,500+ in Alberta
Snowfall a year85 cm
Medicine HatMedian Canadian town
0100200300
Less snowy than 93% of Canadian towns471st snowiest of 474 towns of 2,500+ in Alberta
Next door

Nearby towns’ climate

The nearest places on a normals location of their own: those that share Medicine Hat’s would only repeat its figures. No closer places have figures: these lie 68–105 km from Medicine Hat.

TownJuly highJanuary lowRain & snow
Medicine Hat27.7°C−14.1°C331 mm
Forty Mile County No. 8 68 km · Vauxhall26.8°C 0.9°C cooler−14.1°C about the same331 mm
Maple Creek No. 111 85 km · Maple Creek27.1°C 0.6°C cooler−14.8°C 0.7°C colder331 mm
Month by month

Medicine Hat weather by month

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

MonthHighLowMeanRain & snowSnow
January−2.9°C−14.1°C−8.5°C14 mm17 cm
February−0.6°C−12.2°C−6.4°C10 mm10 cm
March5.9°C−6.6°C−0.3°C16 mm15 cm
April13.5°C−0.5°C6.6°C23 mm5 cm
May19.2°C5.1°C12.1°C45 mm6 cm
June23.1°C9.7°C16.4°C76 mm0 cm
July27.7°C12.4°C20.1°C35 mm0 cm
August27.2°C11.5°C19.4°C34 mm1 cm
September21.3°C6.3°C13.8°C31 mm1 cm
October13.2°C−0.2°C6.6°C20 mm5 cm
November4.6°C−7.0°C−1.2°C14 mm13 cm
December−1.4°C−12.4°C−6.9°C12 mm12 cm
Year12.6°C−0.7°C6.0°C331 mm85 cm
Year to year

The most changeable month: February, give or take 5.1°C; the steadiest, June

Records from 1991 to 2020: no month spans more than March, between −37.4°C (2019) and 25.6°C (2004).

Record low to record high, 1991–2020Normal
Sources

Where Medicine Hat’s numbers come from

Averages over 30 years, not a forecast.

  • Normals: the 1991–2020 Canadian Climate Normals at Medicine Hat, the closest ECCC location with twelve months of temperature normals.
  • 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 (no 1991–2020 normals exist for it) and any altitude adjustment, since there is no elevation for the town itself.

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

Questions about Medicine Hat’s climate

How warm does Medicine Hat get in summer?

Peak warmth comes in July, at about 27.7°C by mid-afternoon.

How cold does Medicine Hat get in winter?

The year’s coldest nights belong to January, at about −14.1°C.

How much rain and snow does Medicine Hat get?

The yearly total is about 331 mm. June gets 76 mm, the most of any month; February gets 10 mm, the least.

How long does snow stay on the ground?

About 78 days a year count as snow-covered, with 1 cm or more.

Are these figures for Medicine Hat itself?

They are: the normals station that gives them stands in Medicine Hat.

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

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).