Less snow falls on Gurnett than on 81% of Canadian towns: about 115 cm a year
On a normal July day the thermometer tops out near 26.6°C. The year swings widely: the coldest month’s nights and the warmest month’s afternoons are 36°C apart. Frosty nights are scarcer than in 73% of Canadian towns. Plan for rain or snow on about 114 days a year, the days with 1 mm or more.
Environment and Climate Change Canada’s 1991–2020 normals at its Hamilton station, 6.1 km south.
A year in Gurnett at a glance
Each month’s typical high and low, in °C.
What stands out about Gurnett’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in Gurnett feels like
Each season’s and each month’s usual high and low, 1991–2020.
Frost on 139 days, 20°C on 123
Frost comes from October to May; in January almost every night freezes. Some 13 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
About 902 mm of rain and snow a year
The most falls in July, the least in February.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
Snowfall: about 115 cm in a normal year
The snow season runs November to April; January brings the most, about 32 cm.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Hamilton publishes no full year of snowfall, so these figures come from Toronto Pearson (Airport), 56 km away.
Heating a home in Gurnett
92% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
Measured against 18°C: each day’s shortfall in mean temperature, added over twelve months. In heating terms, homes need less heating than 77% of Canadian towns.
Living with Gurnett’s climate
What the normals mean for a garden, a day outside and the depth of winter.
Tender plants are usually safe from around 1 May until frost returns near 12 October: about 164 days.
The outdoor season by the averages is Jun, Jul, Aug and Sep, with highs of 17–27°C and lows of 8°C or more.
Parks & trails →A wind chill below −20 is part of about 20 days a year here.
About 59 days a year feel above 30 on the humidex.
For blizzards, floods and wildfire, turn to Gurnett’s hazards page.
Flood & hazards →ECCC’s normals location: Hamilton
Behind the 1991–2020 normals for Hamilton are 2 stations, which ECCC combines into one record.
| Distance from the town | 6.1 km south |
| Station altitude | 238 m |
| Completeness | at least 20 years |
| WMO standard normals | No |
| Snowfall from | Toronto Pearson (Airport), 56 km |
| Coldest reading, 1991–2020 | −30.0°C |
| Hottest reading, 1991–2020 | 36.4°C |
| Average wind | 16.0 km/h on average, most often from the south-west |
| Next-nearest location | Burlington Piers, 13 km |
How Gurnett 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
Nearby places read from a different ECCC location (places on Gurnett’s own would show the same figures). Distances here run 5–29 km: that is how far the nearest places with figures are from Gurnett.
Gurnett 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 | −1.4°C | −9.1°C | −5.3°C | 73 mm | 32 cm |
| February | −0.9°C | −9.2°C | −5.0°C | 53 mm | 28 cm |
| March | 4.7°C | −4.4°C | 0.2°C | 69 mm | 17 cm |
| April | 11.8°C | 1.3°C | 6.5°C | 81 mm | 5 cm |
| May | 18.9°C | 7.3°C | 13.1°C | 81 mm | under 1 cm |
| June | 24.2°C | 12.8°C | 18.5°C | 78 mm | 0 cm |
| July | 26.6°C | 15.2°C | 20.9°C | 98 mm | 0 cm |
| August | 25.6°C | 14.5°C | 20.1°C | 67 mm | 0 cm |
| September | 21.7°C | 10.5°C | 16.1°C | 74 mm | 0 cm |
| October | 14.5°C | 4.8°C | 9.7°C | 84 mm | under 1 cm |
| November | 7.7°C | −0.2°C | 3.8°C | 78 mm | 9 cm |
| December | 1.5°C | −5.4°C | −1.9°C | 67 mm | 24 cm |
| Year | 12.9°C | 3.2°C | 8.1°C | 902 mm | 115 cm |
Two years in three, January’s average lands within 3.0°C of normal, against the steadier June
Over 1991–2020, March saw both −24.6°C (2003) and 26.8°C (2012), the widest span of any month.
Where Gurnett’s numbers come from
Averages over 30 years, not a forecast.
- Normals: the 1991–2020 normals from ECCC for Hamilton, its nearest location with complete temperatures.
- Other locations: where a location publishes no full year of precipitation or snowfall, the nearest one that does supplies it, named beside those figures.
- Comparisons: every place of 2,500+ in Canada but the city hubs and the reserves, each on its nearest ECCC location.
- 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 Gurnett’s climate
How warm does Gurnett get in summer?
Peak warmth comes in July, at about 26.6°C by mid-afternoon.
How cold does Gurnett get in winter?
Overnight lows average −9.2°C in February, the coldest month.
How much rain and snow does Gurnett get?
The year adds up to 902 mm. July is the peak month (98 mm) and February the low one (53 mm).
How long does snow stay on the ground?
The ground is white, with 1 cm or more, on some 82 days a year.
Are these figures for Gurnett itself?
Nearly: Hamilton, the location behind them, sits just beyond Gurnett’s boundary.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Gurnett →
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).