Area Conditions for St Marys, ON
 
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Temperature: 21 oC
Feels Like: 21 oC
Humidity: 100%
Barometer: 29.83
Dew Point: 21 oC
Wind Dir.: SW
Wind Speed: 9 km/h
Sunrise: 5:59
Sunset: 9:02
Observation: Thunderstorms
As reported at HPSTS St Mary's, ON at 7:00 AM

5-day Forecast for St Marys, ON
Date Mon
15 Jul
Tue
16 Jul
Wed
17 Jul
Thu
18 Jul
Fri
19 Jul
Weather Condition Thunder Storms Thunder Storms Rain Rain Partly Cloudy
Weather Thunder Storms Thunder Storms Rain Rain Partly Cloudy
Temperature (°C)
Low/High
21/26 19/25 16/22 13/21 11/23
Feels Like (°C)
Low/High
21/28 19/26 16/22 13/21 11/23
Dew Point (°C) 21 20 16 13 12
Humidity (%) 84 86 70 69 60
Wind Speed (kph) 11 16 13 16 6
Precipitation
Chance
(%)
80 80 40 43 -
Precipitation
Amount
(cm)
S=Snow, L=Liquid
Rain
1.73
Rain
1.32
Rain
0.20
Rain
0.05
None
Evapo-
transpiration

(cm/day)
0.33 0.28 0.41 0.38 0.43
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DTN Weather Summary

Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Active Pattern This Weekend in North-Central US
Posted at 12:02PM Fri Jul 12, 2024 CDT
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