Pittsburgh, Pennsylvania Weather:
Active Weather Warnings
Sunday, October 18, 2026
Sunny Weather
Day 63°
Night 39°
Precipitation 1 %
Wind 5 mph
UV Index (0 - 11+) 4
Weather Forecast History
Last Year's Weather on This Day (October 18, 2025)
Cloudy Night

Day

79°

Night

64°

Wind

6 mph

Precipitation

19 %

Weather Alerts and Warnings for

Severe Future Possible

Freeze Watch

Freeze Watch issued October 16 at 12:17PM EDT until October 18 at 9:00AM EDT by NWS Pittsburgh PA
Oct 18, 1:00 AM → Oct 18, 9:00 AM
WHAT: Sub-freezing temperatures as low as 30 possible.

WHERE: Portions of east central Ohio, northwest, southwest, and
western Pennsylvania, and northern and the northern panhandle of
West Virginia.

WHEN: From late Saturday night through Sunday morning.

IMPACTS: Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
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Take steps now to protect tender plants from the cold.
Updated: Oct 16, 1:20 PM Source: NWS Alert