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St. Marys, Ontario, Canada Weather
Current conditions
Observed at London Intl · 1 hr ago
Forecast
10-day-
Wednesday
Clear. High 15°.
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Wednesday Night
Mostly clear. Low 4°.
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Thursday
Cloudy. High 17°.
MET Norway forecast updated 9 hrs ago.
Hourly
Hourly forecast- Now14°
- 14:0015°
- 15:0015°
- 16:0015°
- 17:0015°
- 18:0013°
- 19:0010°
- 20:009°
- 21:008°
- 22:008°
- 23:007°
- Thu00:006°
- 01:006°
- 02:006°
- 03:006°
- 04:006°
- 05:006°
- 06:006°
- 07:005°
- 08:005°
- 09:008°
- 10:0011°
- 11:0014°
- 12:0015°
Daily forecast
DetailsRadar
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Sun & moon
Nearby
- London 31 km
- Kitchener 54 km
- Waterloo 55 km
- Woodstock 34 km
- St. Thomas 53 km
- Stratford 20 km
- Strathroy 52 km
- Tillsonburg 55 km
- Ingersoll 31 km
- New Hamburg 38 km
- North Perth 54 km
- South Huron 32 km
Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use.