Gibsonia, PA Weather Tomorrow

Tomorrow's weather forecast for Gibsonia is supported by a complete 5 day outlook covering daily precipitation forecasts, changing sky conditions, daytime highs, overnight lows, Fahrenheit and Celsius temperatures, sunrise, sunset, wind chill, and local wind details for the Gibsonia area and around Allegheny county, Pennsylvania.
Updated: Mon Aug 31st 2026 12:15 PM EDT
Gibsonia, PA Weather – 8-31 – Overcast
81° / 68°
Overcast
In Gibsonia, it will be overcast with highs near 81°F and lows around 68°F. Rainfall predicted to have a 69% chance with an estimated 0.06in. Winds will be light at 5mph and gusts of 8.5mph at 5 PM. The humidity will be on the higher side, averaging about 80%, the maximum being 87% at 11 PM and 57% being its lowest at 4 PM. Barometric pressure is its highest of 30.11inHg at 1 PM, a lowest point of 30.03inHg at 6 PM with an avg 30.06inHg.
Gibsonia, PA Weather – 9-1 – Overcast
85° / 72°

Weather Tomorrow

Overcast
Overcast is in the forecast for Gibsonia, with a high of 85°F and a low of 72°F. There might be light rainfall having a 17% chance. Winds will be light at 9mph and gusts of 20.2mph at 8 AM. The humidity will be on the higher side, averaging about 74%, the maximum being 84% at 12 AM and 48% being its lowest at 3 PM. Barometric pressure is its highest of 30.06inHg at 10 AM, a lowest point of 29.97inHg at 6 PM with an avg 30.02inHg.
Gibsonia, PA Weather – 9-2 – Sunny
90° / 75°
Sunny
In Gibsonia, it will be sunny with highs near 90°F and lows around 75°F. There's a very small chance of rainfall, only about 7%. Wind will be moderate, blowing around 11mph on average and gusts of 22.2mph at 8 PM. The humidity will be on the higher side, averaging about 66%, the maximum being 85% at 7 AM and 43% being its lowest at 4 PM. Barometric pressure is its highest of 30.04inHg at 9 AM, a lowest point of 29.93inHg at 8 PM with an avg 29.99inHg.
Gibsonia, PA Weather – 9-3 – Sunny
87° / 69°
Sunny
It will be sunny in Gibsonia, with a high of 87°F and a low of 69°F. The chance of rain is 76% with an estimated 0.36in. Wind will be moderate, blowing around 12mph on average and gusts of 22.6mph at 8 AM. The humidity will be on the higher side, averaging about 76%, the maximum being 96% at 8 AM and 48% being its lowest at 4 PM. Barometric pressure is its highest of 30.01inHg at 9 AM, a lowest point of 29.87inHg at 6 PM with an avg 29.94inHg.
Gibsonia, PA Weather – 9-4 – Sunny
86° / 64°
Sunny
In Gibsonia, it will be sunny with highs near 86°F and lows around 64°F. The chance of rain is 80% with an estimated 0.72in. Wind will be moderate, blowing around 11mph on average and gusts of 15.7mph at 4 PM. The humidity will be on the higher side, averaging about 79%, the maximum being 96% at 11 PM and 49% being its lowest at 10 AM. Barometric pressure is its highest of 30.02inHg at 9 AM, a lowest point of 29.88inHg at 5 PM with an avg 29.95inHg.
Gibsonia, PA Weather – 9-5 – Sunny
74° / 58°
Sunny
Daytime highs will reach 74°F with lows dropping to 58°F in Gibsonia, where it will be sunny. There's a very small chance of rainfall, only about 6%. Winds will be light at 9mph and gusts of 22.2mph at 8 PM. The humidity will be on the higher side, averaging about 69%, the maximum being 96% at 12 AM and 39% being its lowest at 5 PM. Barometric pressure is its highest of 30.01inHg at 11 PM, a lowest point of 29.92inHg at 5 PM with an avg 29.94inHg.

Currently

Light Drizzle 75°F
30.12 inHg.
Barometer
85%
Humidity
WNW 3.6 mph
Wind
Light Drizzle

5 Day Forecast Nearby

More Local Information

Bookmark and Share

Get the LocalConditions.com App on Google Play
Sign up for a membership to go Ad free

Gibsonia Community Weather Reports

Write your own Gibsonia, PA report, forecast, or traffic update:


Will not be posted, shared or used for marketing!

Please note by clicking on "Post" you acknowledge that you have read our Privacy Policy and Terms of Service and the Gibsonia, PA report and/or forecast you are posting is in compliance with such terms. If you are under 18, do not submit this form. Be respectful! Inappropriate content will be removed by a moderator.