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United States weather

10 day weather forecast for Allegheny County

Monday, November 2nd, 2026, at 05:48 AM
Today
Overcast
19° 10°
Tomorrow
Sunny
22° 10°
Wednesday
Light rain
23° 11°
Thursday
Light rain
19° 13°
Friday
Patchy rain possible
14° 11°
Saturday
Patchy rain possible
12° 8°
Sunday
Partly cloudy
13° 6°
 More Details See
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Allegheny County Weather Pages

Allegheny County weather forecast

The weather forecast for Allegheny County over the next 5 days indicates rainy conditions with temperatures ranging from 14 °C to 23 °C.

Rain is expected from Wednesday until Friday, accompanied by a gentle breeze.

Weather today

Allegheny County 14 days weather forecast

This weeks weather in Allegheny County. Click on a date for detailed forecasts
Mon. 2
19°
10°
Overcast
0 mm
Tue. 3
22°
10°
Sunny
0 mm
Wed. 4
23°
11°
Light rain
7.8 mm
Thu. 5
19°
13°
Light rain
6.3 mm
Fri. 6
14°
11°
Patchy rain possible
0.1 mm
Sat. 7
12°
8°
Patchy rain possible
1 mm
Sun. 8
13°
6°
Partly cloudy
0 mm
Mon. 9
15°
6°
Light rain
8.7 mm
Tue. 10
13°
7°
Moderate rain
15.8 mm
Wed. 11
10°
6°
Light rain
5.5 mm
Thu. 12
10°
4°
Patchy rain possible
0.2 mm
Fri. 13
12°
2°
Partly cloudy
0 mm
Sat. 14
15°
3°
Partly cloudy
0 mm
Further Ahead
Select a date

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Access Allegheny County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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Allegheny County long range weather forecast

30 day weather forecast for Allegheny County
October
December
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
14°
2
Overcast
19°
3
Sunny
22°
4
Light rain
23°
5
Light rain
19°
6
Patchy rain possible
14°
7
Patchy rain possible
12°
8
Partly cloudy
13°
9
Light rain
15°
10
Moderate rain
13°
11
Light rain
10°
12
Patchy rain possible
10°
13
Partly cloudy
12°
14
Partly cloudy
15°
15
Overcast
13°
16
Overcast
13°
17
Moderate rain
10°
18
Light rain
9°
19
Patchy rain possible
12°
20
Light rain
10°
21
Moderate rain
7°
22
Moderate rain
7°
23
Mist
8°
24
Fog
6°
25
Light rain
9°
26
Light rain
10°
27
Overcast
4°
28
Light snow
2°
29
Overcast
2°
30
Light snow
3°
Important Notice
Our Allegheny County long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.

Rain Forecast for the Next 14 Days in Allegheny County

A total of 45.3 mm is expected over 6 rainy days. The wettest day is Tuesday 10, with 15.8 mm. Click a day for details.
Mon. 2
0 mm
11%
Tue. 3
0 mm
9%
Wed. 4
7.8
7.8 mm
72%
Thu. 5
6.3
6.3 mm
78%
Fri. 6
0.1
0.1 mm
28%
Sat. 7
1
1 mm
57%
Sun. 8
0 mm
13%
Mon. 9
8.7
8.7 mm
78%
Tue. 10
15.8
15.8 mm
85%
Wed. 11
5.5
5.5 mm
81%
Thu. 12
0.2
0.2 mm
24%
Fri. 13
0 mm
11%
Sat. 14
0 mm
9%

Frequently asked questions about the weather in Allegheny County

How warm is it in Allegheny County over the next 14 days?
Over the next two weeks, temperatures in Allegheny County are expected to range from around 2 °C on the coldest nights up to about 23 °C on the warmest days. Use this range to plan what to pack and wear.

Will it rain in Allegheny County in the next two weeks?
Yes - rain is expected on about 6 of the next 14 days in Allegheny County, with roughly 45.3 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.

How windy is it in Allegheny County?
Maximum wind speeds in Allegheny County are forecast to reach about 17.3 km/h at their peak over the next 14 days.

When is the best time to visit Allegheny County?
For a month-by-month look at temperatures and rainfall, see our best time to visit Allegheny County guide.

How accurate is the 14-day forecast for Allegheny County?
Our Allegheny County forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.
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