Climate averages 1991–2020
Sault Ste. Marie weather
in October.
A cool, wet month: the 6th warmest and the joint 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
October is a cool month in Sault Ste. Marie: daytime highs average 11.5°C and nights cool to about 5.5°C. By daytime temperature it is the 6th warmest of the 12 months.
Expect about 101 mm of rain on roughly 14 days, which makes October a wet month (the joint 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 57 min on an average October day.
The nearest other city in this atlas is Greater Sudbury (256 km away). In October its highs average 10.9°C, 0.6°C cooler than Sault Ste. Marie, with 94 mm of rain.
Among the 86 cities listed in Canada, Sault Ste. Marie ranks 71st of 86 for the warmest October highs and joint 52nd of 86 for the driest October (rainfall, lowest first). The mean October high of those 86 cities is 12.7°C; Sault Ste. Marie is 1.2°C cooler than that mean.
From October to November, average highs fall by 7.1°C to 4.4°C, and monthly rainfall falls from 101 mm to 67 mm.
The annual picture
October in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Sault Ste. Marie climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -6.5°C-13.1°C | -13.1°C | 46 | 10.2 | 9.09 h |
| February | -6.0°C-12.6°C | -12.6°C | 36 | 7.6 | 10.310 h |
| March | -0.5°C-7.6°C | -7.6°C | 46 | 8.3 | 11.912 h |
| April | 7.0°C-1.4°C | -1.4°C | 67 | 10.2 | 13.514 h |
| May | 15.4°C5.6°C | 5.6°C | 72 | 10.0 | 15.015 h |
| June | 21.0°C11.8°C | 11.8°C | 81 | 9.8 | 15.816 h |
| July | 23.3°C15.4°C | 15.4°C | 101 | 11.4 | 15.415 h |
| August | 22.8°C15.5°C | 15.5°C | 95 | 10.9 | 14.214 h |
| September | 18.8°C12.0°C | 12.0°C | 108 | 12.1 | 12.613 h |
| October, selected | 11.5°C5.5°C | 5.5°C | 101 | 13.7 | 10.911 h |
| November | 4.4°C-0.8°C | -0.8°C | 67 | 11.2 | 9.59 h |
| December | -1.7°C-7.7°C | -7.7°C | 56 | 11.1 | 8.79 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
October in nearby cities
- Greater Sudbury in OctoberCanada · 256 kmHigh 10.9°C · Low 3.9°C · 94 mm rain
- Green Bay in OctoberUnited States · 363 kmHigh 14.0°C · Low 6.6°C · 71 mm rain
- Flint in OctoberUnited States · 393 kmHigh 15.1°C · Low 7.3°C · 74 mm rain
- Appleton in OctoberUnited States · 405 kmHigh 13.7°C · Low 6.3°C · 72 mm rain
- Grand Rapids in OctoberUnited States · 409 kmHigh 15.0°C · Low 7.5°C · 86 mm rain
- Wyoming in OctoberUnited States · 415 kmHigh 15.0°C · Low 7.4°C · 86 mm rain
- Lansing in OctoberUnited States · 421 kmHigh 15.2°C · Low 7.3°C · 76 mm rain
- Sarnia in OctoberCanada · 422 kmHigh 14.7°C · Low 8.5°C · 76 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Sault Ste. Marie) is explained once on the Sault Ste. Marie year overview and on the Sources, method and limits page.