Barrie, Canada – Weather Tomorrow May 18

Monday, May 18
Night 02:00am – 08:00am fog
15° 16° 59° 61°
fog
SSE 14 km/h 9 mph
Morning 08:00am – 02:00pm partly cloudy
18° 29° 64° 84°
partly cloudy
S 19 km/h 12 mph
Afternoon 02:00pm – 08:00pm mostly clear
24° 29° 75° 84°
mostly clear
SW 27 km/h 17 mph
Evening 08:00pm – 02:00am partly cloudy
20° 23° 68° 73°
partly cloudy
SSW 22 km/h 13 mph

Weather Tomorrow – Summary

Tomorrow, on Monday morning partly cloudy, during the day mostly clear, evening partly cloudy. Temperature: 15° to 29°C59° to 84°F. Wind: 14 to 27 km/h9 to 17 mph.

Data source: MET Norway — Last updated: May 17, 2026, 06:31 UTC