10-Day Weather Forecast - St. Marys, Ontario, CA

Mostly cloudy with likely rain. Chance of precipitation 100%. High temperature around 67F. Dew point will be around 57F with an average humidity of 92%. Winds will be 18 mph from the SW.

Partly cloudy with a 55% chance for rain and thunderstorms. Low temperature around 57F. Dew point will be around 56F with an average humidity of 94%. Winds will be 7 mph from the S.

Mostly cloudy with a 90% chance for rain and thunderstorms. High temperature around 70F. Dew point will be around 60F with an average humidity of 88%. Winds will be 15 mph from the SW.

Mostly cloudy with a 75% chance for rain and thunderstorms. Low temperature around 59F. Dew point will be around 59F with an average humidity of 88%. Winds will be 9 mph from the SW.

Cloudy with a 70% chance for rain and thunderstorms. High temperature around 65F. Dew point will be around 59F with an average humidity of 88%. Winds will be 11 mph from the SW.

Mostly cloudy with a 90% chance for rain and thunderstorms. Low temperature around 58F. Dew point will be around 58F with an average humidity of 92%. Winds will be 10 mph from the S.

Mostly cloudy with a 80% chance for rain and thunderstorms. High temperature around 67F. Dew point will be around 58F with an average humidity of 84%. Winds will be 15 mph from the SW.

Mostly cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 49F. Dew point will be around 51F with an average humidity of 86%. Winds will be 9 mph from the W.

Mostly cloudy. High temperature around 65F. Dew point will be around 50F with an average humidity of 77%. Winds will be 8 mph from the SW.

Partly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 54F. Dew point will be around 50F with an average humidity of 78%. Winds will be 9 mph from the S.

Partly cloudy with probable rain. Chance of precipitation 65%. High temperature around 65F. Dew point will be around 54F with an average humidity of 76%. Winds will be 16 mph from the S.

Partly cloudy with probable rain. Chance of precipitation 65%. Low temperature around 35F. Dew point will be around 43F with an average humidity of 76%. Winds will be 11 mph from the W.

Sunny with a chance of rain. Chance of precipitation 50%. High temperature around 47F. Dew point will be around 29F with an average humidity of 62%. Winds will be 8 mph from the W.

Clear. Low temperature around 34F. Dew point will be around 27F with an average humidity of 64%. Winds will be 3 mph from the NW.

Sunny. High temperature around 53F. Dew point will be around 31F with an average humidity of 57%. Winds will be 6 mph from the SW.

Clear. Low temperature around 39F. Dew point will be around 33F with an average humidity of 66%. Winds will be 3 mph from the SE.

Sunny. High temperature around 59F. Dew point will be around 38F with an average humidity of 64%. Winds will be 9 mph from the S.

Mostly clear. Low temperature around 46F. Dew point will be around 42F with an average humidity of 72%. Winds will be 7 mph from the S.