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Area Conditions for St Marys, ON
 
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Temperature: 16 oC
Feels Like: 16 oC
Humidity: 90%
Barometer: 30.03
Dew Point: 14 oC
Wind Dir.: SSE
Wind Speed: 4 km/h
Sunrise: 5:53
Sunset: 9:06
Observation: Partly Cloudy
As reported at HPSTS St Mary's, ON at 5:00 AM

5-day Forecast for St Marys, ON
Date Wed
9 Jul		 Thu
10 Jul		 Fri
11 Jul		 Sat
12 Jul		 Sun
13 Jul
Weather Condition Thunder Storms Mostly Cloudy Partly Cloudy Thunder Storms Thunder Storms
Weather Thunder Storms Mostly Cloudy Partly Cloudy Thunder Storms Thunder Storms
Temperature (°C)
Low/High		 16/23 17/26 14/28 18/29 19/26
Feels Like (°C)
Low/High		 16/24 17/26 14/28 18/32 19/26
Dew Point (°C) 17 17 16 18 18
Humidity (%) 80 68 59 66 70
Wind Speed (kph) 11 10 5 16 16
Precipitation
Chance (%)		 45 - - 42 65
Precipitation
Amount (cm)
S=Snow, L=Liquid		 Rain
1.19		 None None Rain
0.38		 Rain
0.58
Evapo-
transpiration
(cm/day)		 0.3 0.41 0.48 0.53 0.43
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DTN Weather Summary

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Bryce Anderson – DTN Meteorologist
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Storms Moving Through Southeast, Northern Plains Wednesday

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Posted at 12:05PM Tue Jul 8, 2025 CDT
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