Photo: South Algonquin Business Alliance · CC BY-SA 4.0Winter nights in South Algonquin are colder than in 81% of Canadian towns
In July the day’s top temperature is typically 25.7°C. It is a wet place: more rain and snow fall here than on 81% of Canadian towns. November is the wettest month, February the driest. Windshields need scraping on about 193 mornings a year, the days the air reaches 0°C or below.
The nearest ECCC normals location is Bancroft, 53 km south: at that distance its figures describe the region more than South Algonquin itself.
A year in South Algonquin at a glance
Each month’s typical high and low, in °C.
What stands out about South Algonquin’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in South Algonquin feels like
Typical highs and lows by season and by month, from ECCC’s 1991–2020 normals.
193 frost days and 115 days above 20°C a year
From September to May frost is routine, and in January it comes on almost every night. Deep cold, under −20°C, comes on about 34 nights a year.
Frost days by month
Average days at 0°C or below
Days above 20°C by month
Average days
Rain and melted snow: about 1,106 mm a year
5th wettest of 872 towns of 2,500+ in Ontario. Some 147 days a year see 1 mm of rain or snow or more.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
Precipitation and snowfall: Haliburton, 63 km away (Bancroft records no complete year of either).
About 278 cm of snow a year
The snow season runs October to May; January brings the most, about 67 cm.
Snowfall by month
Centimetres
Heating a home in South Algonquin
89% of a year’s heating need falls between October and April. Months averaging under 10°C: October to April.
A day averaging 10 degrees under 18°C adds 10 to the total; warm days add nothing. Over a year, a home here needs more heating than 62% of Canadian towns.
Living with South Algonquin’s climate
Gardening, time outside, winter cold and summer heat, from the 1991–2020 normals.
Mild days and mild nights together (17–27°C by day, 8°C or more at night) belong to Jun, Jul and Aug.
Parks & trails →Wind chill falls below −20 on about 29 days a year: cover skin and dress in layers.
Humid heat, a humidex over 30, comes on about 36 days a year.
A normal year has no blizzard, flood or heat wave in it; South Algonquin’s hazards page looks at those.
Flood & hazards →ECCC’s normals location: Bancroft
The page’s figures are ECCC’s 1991–2020 normals for Bancroft, one of its 450 normals locations.
| Distance from the town | 53 km south |
| Station altitude | 331 m |
| Completeness | at least 20 years |
| WMO standard normals | No |
| Precipitation from | Haliburton, 63 km |
| Coldest reading, 1991–2020 | −38.9°C |
| Hottest reading, 1991–2020 | 35.5°C |
| Average wind | 6.1 km/h on average, most often from the north |
| Next-nearest location | Haliburton, 63 km |
How South Algonquin 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 South Algonquin’s own would show the same figures). Distances here run 49–75 km: that is how far the nearest places with figures are from South Algonquin.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| South Algonquin Bancroft | 25.7°C | −17.1°C | 1,106 mm |
| Killaloe, Hagarty and Richards 49 km · Petawawa | 26.3°C 0.6°C warmer | −17.9°C 0.8°C colder | 932 mm |
| Haliburton Village 57 km · Haliburton | 25.3°C about the same | −16.0°C 1.1°C milder | 1,106 mm |
South Algonquin weather by month
Average daily high and low, mean temperature, rain and snow (as water) and snowfall by month, 1991–2020.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −4.5°C | −17.1°C | −10.9°C | 98 mm | 67 cm |
| February | −2.1°C | −16.4°C | −9.3°C | 71 mm | 50 cm |
| March | 3.3°C | −10.4°C | −3.7°C | 76 mm | 36 cm |
| April | 10.5°C | −3.1°C | 3.7°C | 87 mm | 21 cm |
| May | 18.9°C | 3.3°C | 11.1°C | 92 mm | 2 cm |
| June | 23.1°C | 8.8°C | 16.0°C | 98 mm | 0 cm |
| July | 25.7°C | 11.0°C | 18.4°C | 91 mm | 0 cm |
| August | 24.5°C | 9.9°C | 17.3°C | 94 mm | 0 cm |
| September | 20.4°C | 5.9°C | 13.1°C | 99 mm | 0 cm |
| October | 12.5°C | 0.9°C | 6.7°C | 102 mm | 5 cm |
| November | 5.0°C | −4.9°C | 0.0°C | 103 mm | 33 cm |
| December | −1.6°C | −11.9°C | −6.9°C | 95 mm | 65 cm |
| Year | 11.3°C | −2.0°C | 4.6°C | 1,106 mm | 278 cm |
January strays furthest from its normal year to year, by 3.1°C; June the least
Bars run from each month’s record low to its record high since 1991. March spans the most, from −34.2°C (2003) to 27.1°C (2012).
Where South Algonquin’s numbers come from
Averages over 30 years, not a forecast.
- Normals: ECCC’s normals for Bancroft, 1991–2020, chosen as the nearest location with a full temperature record.
- 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: Canada’s towns and neighbourhoods of 2,500+ (no city totals, no reserves), each through its own nearest location.
- 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 South Algonquin’s climate
How warm does South Algonquin get in summer?
In July, the warmest month, the typical high is 25.7°C.
How cold does South Algonquin get in winter?
The coldest nights come in January, averaging −17.1°C.
How much rain and snow does South Algonquin get?
Over twelve months, rain and melted snow come to 1,106 mm; the range runs from 71 mm in February to 103 mm in November.
Are these figures for South Algonquin itself?
They are the figures for Bancroft, which read better as the region’s climate than South Algonquin’s own.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for South Algonquin →
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).