Home
Cash Bids
Contact Us
About Us
Cooking with Black Beans
Blogs and Forums
Calendar
Weather
Markets Page
Portfolio
Charts
Headline News

Area Conditions for St Marys, ON
 
Change Zip Code: 
 
Temperature: 7 oC
Feels Like: 5 oC
Humidity: 96%
Barometer: 29.68
Dew Point: 7 oC
Wind Dir.: SSW
Wind Speed: 13 km/h
Sunrise: 7:47
Sunset: 6:30
Observation: Rain
As reported at HPSTS St Mary's, ON at 11:00 PM

5-day Forecast for St Marys, ON
Date Wed
22 Oct
Thu
23 Oct
Fri
24 Oct
Sat
25 Oct
Sun
26 Oct
Weather Condition Rain Rain Rain Rain Mostly Cloudy
Weather Rain Rain Rain Rain Mostly Cloudy
Temperature (°C)
Low/High
4/10 5/9 4/9 3/11 3/12
Feels Like (°C)
Low/High
2/10 2/6 1/7 3/11 1/12
Dew Point (°C) 5 5 4 3 3
Humidity (%) 83 81 81 75 69
Wind Speed (kph) 14 18 14 6 10
Precipitation
Chance
(%)
80 80 80 50 -
Precipitation
Amount
(cm)
S=Snow, L=Liquid
Rain
0.58
Rain
0.61
Rain
0.64
Rain
0.30
None
Evapo-
transpiration

(cm/day)
0.13 0.13 0.13 0.1 0.13
DTN Weather
Local Weather
Radar
Current Temperatures
North American Satellite
US Satellite
DTN Weather Commentary
Current Surface Analysis
Wind Conditions
Today's Forecast Highs
Tonight's Forecast Lows
24 Hr Surface Forecast
Jet Stream Forecast
24 Hr Precipitation Totals
24 Hr StormPath Accum
48 Hr StormPath Accum
5 Day StormPath Accum
3-5 Day Min Temps
6-10 Day Precip Forecast
Growing Degree Days
Soil Temperatures
US Drought Monitor
US Palmer Drought Index
US Crop Moisture Index

DTN Weather Summary

Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Showers Continue in Great Lakes, Northeast Wednesday
Posted at 11:59AM Tue Oct 21, 2025 CDT
Click here to get your local weather emailed to you each day.
 
Copyright DTN. All rights reserved. Disclaimer.
Powered By DTN