Hardly any Canadian towns wake to more frost than Charlesworth
Peak summer warmth arrives in July, with afternoons near 23.0°C. Precipitation follows the seasons: July brings about 7.0 times as much as February. Its July afternoons stay fresher than in 90% of Canadian towns. Have the furnace checked before October to April, the months that average under 10°C.
Figures: ECCC’s 1991–2020 normals for Edmonton (Airport) (16 km south-west).
A year in Charlesworth at a glance
Each month’s typical high and low, in °C.
What stands out about Charlesworth’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Alberta beside it.
What a year in Charlesworth feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
211 frost days and 90 days above 20°C a year
Frost comes from September to May; in January almost every night freezes. Some 38 nights a year drop under −20°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
Rain and melted snow: about 434 mm a year
About 78 days a year bring 1 mm or more.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
About 127 cm of snow a year
The snow season runs October to May; January brings the most, about 24 cm.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Charlesworth
87% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Behind the figure: the degrees each day’s mean falls under 18°C, summed for the year. Homes here need more heating than 93% of Canadian towns.
Living with Charlesworth’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
About 105 days a year pass without frost, from an average last frost of 27 May to a first of 10 September.
Warm afternoons without cold nights, 17–27°C and 8°C or more, mark Jul.
Parks & trails →About 67 days a year bring a wind chill under −20, when bare skin chills fast.
Expect around 11 sticky days a year with the humidex above 30.
Thirty-year normals hide the storms and the extremes: the hazards page has Charlesworth’s risks.
Flood & hazards →ECCC’s normals location: Edmonton (Airport)
ECCC builds the Edmonton (Airport) normals from 3 stations’ records over 1991–2020, joined where one replaced another.
| Distance from the town | 16 km south-west |
| Station altitude | 723 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −46.1°C |
| Hottest reading, 1991–2020 | 35.6°C |
| Average wind | 12.5 km/h on average, most often from the south |
| Next-nearest location | Edmonton (City), 17 km |
How Charlesworth 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.
Nearby towns’ climate
Places around Charlesworth whose figures come from another normals location.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Charlesworth Edmonton (Airport) | 23.0°C | −18.1°C | 434 mm |
| Walker 0.9 km · Edmonton (Airport) | 23.0°C about the same | −18.1°C about the same | 434 mm |
| Anthony Henday South East 1.7 km · Edmonton (City) | 23.5°C 0.5°C warmer | −14.7°C 3.4°C milder | 423 mm |
Charlesworth weather by month
Each month’s normals, 1991–2020: high, low, mean, precipitation and snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −6.5°C | −18.1°C | −12.3°C | 22 mm | 24 cm |
| February | −4.1°C | −16.6°C | −10.4°C | 12 mm | 14 cm |
| March | 0.5°C | −11.2°C | −5.3°C | 17 mm | 19 cm |
| April | 10.1°C | −3.2°C | 3.5°C | 30 mm | 16 cm |
| May | 17.6°C | 2.7°C | 10.1°C | 47 mm | 6 cm |
| June | 20.7°C | 7.5°C | 14.1°C | 75 mm | under 1 cm |
| July | 23.0°C | 9.4°C | 16.2°C | 87 mm | 0 cm |
| August | 22.4°C | 7.8°C | 15.1°C | 53 mm | under 1 cm |
| September | 17.8°C | 2.8°C | 10.3°C | 35 mm | 1 cm |
| October | 10.0°C | −3.3°C | 3.4°C | 22 mm | 10 cm |
| November | 0.2°C | −10.6°C | −5.2°C | 20 mm | 19 cm |
| December | −5.3°C | −16.7°C | −11.0°C | 15 mm | 16 cm |
| Year | 8.9°C | −4.1°C | 2.4°C | 434 mm | 127 cm |
From −42.7°C to 24.2°C: March’s coldest and warmest days since 1991
Year to year, February varies most (a standard deviation of 4.3°C around −10.4°C) and June least (0.9°C).
Where Charlesworth’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the 1991–2020 Canadian Climate Normals at Edmonton (Airport), the closest ECCC location with twelve months of temperature normals.
- Comparisons: Canadian towns and neighbourhoods of at least 2,500, each placed by its nearest location (city totals and reserves excluded).
- Not on this page: a sunshine figure (ECCC published none for 1991–2020) and any lapse-rate correction for height, as the town has no elevation here.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Charlesworth’s climate
How warm does Charlesworth get in summer?
On a normal day in July the thermometer climbs to 23.0°C, the warmest of the year.
How cold does Charlesworth get in winter?
Expect nights around −18.1°C in January; no month is colder.
How much rain and snow does Charlesworth get?
Measured as water, a year brings 434 mm: 87 mm in July, the wettest month, and 12 mm in February, the driest.
How long does snow stay on the ground?
Expect snow on the ground, at least 1 cm, for about 145 days a year.
Are these figures for Charlesworth itself?
They are the normals for Edmonton (Airport), measured just outside Charlesworth itself.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Charlesworth →
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).