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	Area Conditions for St Marys, ON

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As reported at HPSTS St Mary's, ON at 2:00 AM

	5-day Forecast for St Marys, ON

Date	Sun 19 Oct	Mon 20 Oct	Tue 21 Oct	Wed 22 Oct	Thu 23 Oct
Weather Condition
Weather	Thunder Storms	Rain	Thunder Storms	Rain	Rain
Temperature (°C) Low/High	9/19	6/13	6/14	4/10	4/9
Feels Like (°C) Low/High	6/19	4/13	3/14	1/10	0/7
Dew Point (°C)	13	6	6	4	4
Humidity (%)	87	65	73	83	83
Wind Speed (kph)	27	18	21	21	19
Precipitation Chance (%)	80	57	80	80	80
Precipitation Amount (cm) S=Snow, L=Liquid	Rain 1.73	Rain 0.13	Rain 0.58	Rain 0.94	Rain 0.74
Evapo- transpiration (cm/day)	0.15	0.23	0.2	0.13	0.13

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Bryce Anderson – DTN Meteorologist

Posted at 11:54AM Fri Oct 17, 2025 CDT

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