Photo: P199 · Public domainNeither notably warm, cold, wet nor dry, Macdonald, Meredith and Aberdeen Additional sits near the middle of Canadian towns
About 915 mm of rain and snow falls in a typical year; July afternoons reach 24.2°C and January nights drop to −14.5°C. Its July afternoons stay fresher than in 69% of Canadian towns. The seasons are far apart: from a winter night to a summer afternoon the average spans 39°C. About 131 days a year bring 1 mm of precipitation or more.
ECCC publishes no normals for Macdonald, Meredith and Aberdeen Additional itself; the figures are those of Sault Ste Marie, 36 km west.
A year in Macdonald, Meredith and Aberdeen Additional at a glance
Each month’s typical high and low, in °C.
What stands out about Macdonald, Meredith and Aberdeen Additional’s climate
Compared with Canadian towns, with its place among towns of 2,500+ in Ontario beside it.
What a year in Macdonald, Meredith and Aberdeen Additional feels like
Each season’s and each month’s usual high and low, 1991–2020.
175 frost days and 96 days above 20°C a year
Frost comes from September to May; in January almost every night freezes. Some 21 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 915 mm a year
The most falls in October, the least in February.
Rain and snow by month
Millimetres
Rain alone by month
Millimetres
325 cm of snow in a typical year
The snow season runs October to April; January brings the most, about 84 cm.
Snowfall by month
Centimetres
Snow on the ground by month
Centimetres at month’s end
Heating a home in Macdonald, Meredith and Aberdeen Additional
88% of a year’s heating need falls between October and April. Months averaging under 10°C: October to May.
The count adds up, day by day, how far the mean temperature falls short of 18°C. That means homes here need more heating than 61% of Canadian towns.
Living with Macdonald, Meredith and Aberdeen Additional’s climate
What the normals mean for a garden, a day outside and the depth of winter.
On average the last spring frost comes around 28 May and the first autumn frost around 29 September: about 123 frost-free days between.
Warm afternoons without cold nights, 17–27°C and 8°C or more, mark Jun, Jul, Aug and Sep.
Parks & trails →The wind chill passes −20 on about 39 days in a normal year.
Muggy heat with a humidex over 30 arrives on about 31 days a year.
What averages leave out, the floods and ice storms, is on Macdonald, Meredith and Aberdeen Additional’s hazards page.
Flood & hazards →ECCC’s normals location: Sault Ste Marie
ECCC builds the Sault Ste Marie normals from 2 stations’ records over 1991–2020, joined where one replaced another.
| Distance from the town | 36 km west |
| Station altitude | 192 m |
| Completeness | at least 20 years |
| WMO standard normals | No |
| Coldest reading, 1991–2020 | −37.3°C |
| Hottest reading, 1991–2020 | 34.3°C |
| Average wind | 12.2 km/h on average, most often from the east |
| Next-nearest location | Gore Bay, 131 km |
How Macdonald, Meredith and Aberdeen Additional compares
Compared with 2,611 towns and neighbourhoods of 2,500 or more across Canada; the dots mark the other normals locations in Ontario.
Nearby towns’ climate
Places around Macdonald, Meredith and Aberdeen Additional whose figures come from another normals location. The nearest place to Macdonald, Meredith and Aberdeen Additional with figures is 57 km away.
| Town | July high | January low | Rain & snow |
|---|---|---|---|
| Macdonald, Meredith and Aberdeen Additional Sault Ste Marie | 24.2°C | −14.5°C | 915 mm |
| Huron Shores 57 km · Gore Bay | 24.4°C about the same | −13.6°C 0.9°C milder | 915 mm |
Macdonald, Meredith and Aberdeen Additional weather by month
Each month’s normals, 1991–2020: high, low, mean, precipitation and snowfall.
| Month | High | Low | Mean | Rain & snow | Snow |
|---|---|---|---|---|---|
| January | −5.0°C | −14.5°C | −9.8°C | 65 mm | 84 cm |
| February | −4.0°C | −14.7°C | −9.4°C | 46 mm | 59 cm |
| March | 1.4°C | −9.6°C | −4.1°C | 52 mm | 39 cm |
| April | 8.7°C | −2.0°C | 3.4°C | 71 mm | 17 cm |
| May | 16.2°C | 3.5°C | 9.9°C | 69 mm | 1 cm |
| June | 21.8°C | 8.5°C | 15.2°C | 79 mm | 0 cm |
| July | 24.2°C | 11.6°C | 17.9°C | 77 mm | 0 cm |
| August | 23.7°C | 11.5°C | 17.7°C | 78 mm | 0 cm |
| September | 19.4°C | 8.0°C | 13.7°C | 109 mm | under 1 cm |
| October | 11.7°C | 2.7°C | 7.2°C | 111 mm | 5 cm |
| November | 4.8°C | −2.5°C | 1.2°C | 89 mm | 44 cm |
| December | −1.0°C | −8.6°C | −4.8°C | 70 mm | 77 cm |
| Year | 10.2°C | −0.5°C | 4.8°C | 915 mm | 325 cm |
A March here can run from −34.4°C to 26.7°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 (±3.7°C around −9.4°C), August the one that wanders least (±1.2°C).
Where Macdonald, Meredith and Aberdeen Additional’s numbers come from
Averages over 30 years, not a forecast.
- Normals: ECCC’s normals for Sault Ste Marie, 1991–2020, chosen as the nearest location with a full temperature record.
- 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: sunshine, absent from every 1991–2020 location, and an altitude correction, for want of the town’s own elevation.
Canadian Climate Normals 1991–2020 · ECCC Data Services End-use Licence. Data Source: Environment and Climate Change Canada
Questions about Macdonald, Meredith and Aberdeen Additional’s climate
How warm does Macdonald, Meredith and Aberdeen Additional get in summer?
Highs reach 24.2°C on an average July day; no month is warmer.
How cold does Macdonald, Meredith and Aberdeen Additional get in winter?
February nights average −14.7°C, the coldest of the year.
How much rain and snow does Macdonald, Meredith and Aberdeen Additional get?
Rain and snow, with snow counted as water, total 915 mm a year; October leads with 111 mm and February trails with 46 mm.
How long does snow stay on the ground?
A layer of at least 1 cm stays down on about 129 days a year.
Are these figures for Macdonald, Meredith and Aberdeen Additional itself?
They are borrowed from Sault Ste Marie, the nearest place to Macdonald, Meredith and Aberdeen Additional where ECCC publishes 1991–2020 normals.
Data Source: Environment and Climate Change Canada · ECCC Data Services End-use Licence Today’s forecast for Macdonald, Meredith and Aberdeen Additional →
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).