10-Day Weather Forecast - St Marys, Ontario, CA
- 15|5°FSunnyHourly details
Today
15°FSunny. High temperature around 15F. Dew point will be around 4F with an average humidity of 68%. Winds will be 9 mph from the N.
Tonight
5°FPartly cloudy. Low temperature around 5F. Dew point will be around 1F with an average humidity of 73%. Winds will be 4 mph from the E.
- 27|19°FSunnyHourly details
Day
27°FSunny. High temperature around 27F. Dew point will be around 6F with an average humidity of 71%. Winds will be 8 mph from the SE.
Night
19°FMostly clear. Low temperature around 18F. Dew point will be around 10F with an average humidity of 69%. Winds will be 6 mph from the SE.
- 37|29°F40% Chance Frozen MixHourly details
Day
37°FMostly cloudy with a chance of rain-snow mix. Chance of precipitation 35%. High temperature around 37F. Dew point will be around 25F with an average humidity of 78%. Winds will be 7 mph from the SE.
Night
29°FCloudy with a chance of rain-snow mix. Chance of precipitation 50%. Low temperature around 29F. Dew point will be around 29F with an average humidity of 90%. Winds will be 4 mph from the E.
- 42|36°FPartly CloudyHourly details
Day
42°FPartly cloudy. High temperature around 42F. Dew point will be around 31F with an average humidity of 79%. Winds will be 6 mph from the E.
Night
36°FPartly cloudy with a chance of rain-snow mix. Chance of precipitation 35%. Low temperature around 36F. Dew point will be around 32F with an average humidity of 84%. Winds will be 7 mph from the E.
- 43|40°F70% Chance of RainHourly details
Day
43°FCloudy with probable rain. Chance of precipitation 70%. High temperature around 43F. Dew point will be around 36F with an average humidity of 84%. Winds will be 11 mph from the E.
Night
40°FCloudy with probable rain. Chance of precipitation 70%. Low temperature around 40F. Dew point will be around 38F with an average humidity of 90%. Winds will be 10 mph from the SE.
- 50|48°F30% Chance of RainHourly details
Day
50°FCloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 50F. Dew point will be around 40F with an average humidity of 82%. Winds will be 9 mph from the S.
Night
48°FMostly cloudy with probable rain. Chance of precipitation 70%. Low temperature around 48F. Dew point will be around 45F with an average humidity of 85%. Winds will be 12 mph from the S.
Weekend Weather
- 53|38°F70% Chance of Rain
Day
53°FMostly cloudy with probable rain. Chance of precipitation 70%. High temperature around 53F. Dew point will be around 51F with an average humidity of 97%. Winds will be 15 mph from the SW.
Night
38°FPartly cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 38F. Dew point will be around 39F with an average humidity of 91%. Winds will be 8 mph from the W.
- 54|43°FPartly Cloudy
Day
54°FPartly cloudy. High temperature around 54F. Dew point will be around 33F with an average humidity of 60%. Winds will be 11 mph from the SW.
Night
43°FPartly cloudy. Low temperature around 43F. Dew point will be around 36F with an average humidity of 72%. Winds will be 9 mph from the S.
- 57|45°F40% Chance of Rain
Day
57°FCloudy with a chance of rain. Chance of precipitation 35%. High temperature around 57F. Dew point will be around 40F with an average humidity of 66%. Winds will be 11 mph from the SW.
Night
45°FPartly cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 45F. Dew point will be around 41F with an average humidity of 75%. Winds will be 6 mph from the S.
- 55|39°F70% Chance of Rain
Day
55°FCloudy with probable rain. Chance of precipitation 65%. High temperature around 55F. Dew point will be around 40F with an average humidity of 67%. Winds will be 10 mph from the S.
Night
39°FCloudy with probable rain. Chance of precipitation 70%. Low temperature around 39F. Dew point will be around 37F with an average humidity of 75%. Winds will be 5 mph from the SW.













