Ice rarely forms: Huron Heights sees fewer frosts than 75% of Canadian towns
Midsummer highs settle at about 26.6°C. In July, afternoons here are warmer than in 70% of Canadian towns. Rain or snow is most frequent in September and least in February. About 128 days a year bring 1 mm of precipitation or more.
1991–2020 normals from ECCC’s London location, 4.9 km east.
A year in Huron Heights at a glance
Each month’s typical high and low, in °C.
What stands out about Huron Heights’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in Huron Heights feels like
Each season’s and each month’s usual high and low, 1991–2020.
139 frost days and 128 days above 20°C a year
From October to May frost is routine, and in January it comes on almost every night. Some 11 days a year climb past 30°C.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
962 mm of precipitation in a typical year
Rain and snow by month
Millimetres
About 152 cm of snow a year
Expect snow from October to April, with about 43 cm in January, the snowiest month.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
London publishes no full year of snowfall, so these figures come from Strathroy-Mullifarry, 37 km away.
Heating a home in Huron Heights
92% 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. A house here needs less heating than 79% of Canadian towns.
Living with Huron Heights’s climate
The averages read for the garden, the outdoors and the coldest and hottest days.
The frost-free stretch runs from about 3 May to about 16 October, some 165 days in a normal year.
For long days outdoors, Jun, Jul, Aug and Sep bring highs of 17–27°C and lows of 8°C or more.
Parks & trails →Roughly 18 days a year feel colder than −20 in the wind.
On some 55 days a year the humidex climbs past 30.
What averages leave out, the floods and ice storms, is on Huron Heights’s hazards page.
Flood & hazards →ECCC’s normals location: London
ECCC builds the London normals from 3 stations’ records over 1991–2020, joined where one replaced another.
| Distance from the town | 4.9 km east |
| Station altitude | 278 m |
| Completeness | meets the WMO “3 and 5” rule |
| WMO standard normals | No |
| Snowfall from | Strathroy-Mullifarry, 37 km |
| Coldest reading, 1991–2020 | −29.1°C |
| Hottest reading, 1991–2020 | 37.0°C |
| Average wind | 14.0 km/h on average, most often from the west |
| Next-nearest location | Strathroy-Mullifarry, 37 km |
How Huron Heights 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 Ontario.
Nearby towns’ climate
The nearest places on a normals location of their own: those that share Huron Heights’s would only repeat its figures. The nearest places to Huron Heights with figures are 27–40 km away.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Huron Heights London | 26.6°C | −9.1°C | 962 mm |
| Oneida 41 27 km · Strathroy-Mullifarry | 27.3°C 0.7°C warmer | −8.5°C 0.6°C milder | 966 mm |
| South-West Oxford 34 km · Delhi | 27.5°C 0.9°C warmer | −8.9°C about the same | 965 mm |
Huron Heights weather by month
Month by month, 1991–2020: the usual high, low and mean, the rain and snow, and the snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −1.6°C | −9.1°C | −5.4°C | 79 mm | 43 cm |
| February | −0.6°C | −9.0°C | −4.8°C | 63 mm | 32 cm |
| March | 4.6°C | −4.5°C | 0.1°C | 67 mm | 20 cm |
| April | 12.2°C | 1.4°C | 6.8°C | 89 mm | 5 cm |
| May | 19.3°C | 7.7°C | 13.5°C | 89 mm | under 1 cm |
| June | 24.4°C | 13.2°C | 18.8°C | 86 mm | 0 cm |
| July | 26.6°C | 15.3°C | 21.0°C | 81 mm | 0 cm |
| August | 25.7°C | 14.4°C | 20.1°C | 67 mm | 0 cm |
| September | 22.1°C | 10.5°C | 16.3°C | 93 mm | 0 cm |
| October | 14.7°C | 5.0°C | 9.9°C | 83 mm | 2 cm |
| November | 7.5°C | −0.3°C | 3.6°C | 88 mm | 13 cm |
| December | 1.4°C | −5.2°C | −2.0°C | 79 mm | 37 cm |
| Year | 13.0°C | 3.3°C | 8.2°C | 962 mm | 152 cm |
The month with the widest range: March, −25.6°C to 27.2°C
Bars run from each month’s record low to its record high over 1991–2020; February is the month whose average wanders most from year to year (±3.0°C around −4.8°C), June the one that wanders least (±1.1°C).
Where Huron Heights’s numbers come from
Averages over 30 years, not a forecast.
- Normals: ECCC’s normals for London, 1991–2020, chosen as the nearest location with a full temperature record.
- Other locations: a location missing months of precipitation or snow is filled from the nearest that has them all, never mixed month by month.
- 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 Huron Heights’s climate
How warm does Huron Heights get in summer?
On a normal day in July the thermometer climbs to 26.6°C, the warmest of the year.
How cold does Huron Heights get in winter?
Winter bottoms out in January, with lows near −9.1°C.
How much rain and snow does Huron Heights get?
A normal year brings 962 mm, snow included as water: September is wettest at 93 mm, February driest at 63 mm.
Are these figures for Huron Heights itself?
Close to it: they are ECCC’s 1991–2020 normals for London, just outside Huron Heights’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Huron Heights →
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).