Frederick, US-Maryland – Weather Tomorrow May 18

Monday, May 18
Night 02:00am – 08:00am fair
19° 22° 66° 72°
fair
S 6 km/h 4 mph
Morning 08:00am – 02:00pm mostly clear
25° 35° 77° 95°
mostly clear
SSW 4 km/h 3 mph
Afternoon 02:00pm – 08:00pm fair
31° 35° 88° 95°
fair
SSW 13 km/h 8 mph
Evening 08:00pm – 02:00am fair
25° 30° 77° 86°
fair
S 20 km/h 12 mph

Weather Tomorrow – Summary

Tomorrow, on Monday morning mostly clear, during the day fair, evening fair. Temperature: 19° to 35°C66° to 95°F. Wind: 4 to 20 km/h3 to 12 mph.

Data source: MET Norway — Last updated: May 15, 2026, 13:59 UTC