Pittsburgh weather live forecast

Today's maximum temperature in Pittsburgh is expected to be 12°C. Select a day from the live weather forecast for Pittsburgh, Pennsylvania, USA for more weather parameters.

Thursday
18th Dec
12

-1

5

2
Friday
19th Dec
8

-4

5

1
Saturday
20th Dec
6

-5

1

1
Sunday
21st Dec
5

-4

6

2
Monday
22nd Dec
2

-6

0

1

5-day weather forecast updated at 04:00 on Thursday 18th December 2025 GMT

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The 5-day weather forecast for Pennsylvania (Pittsburgh) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Pittsburgh weather forecast by day

Below are the detailed weather forecasts for Pittsburgh for the next 5 days.

Pittsburgh weather for Thursday 18th December 2025

Expect sunshine and showers in Pittsburgh, Pennsylvania with a maximum temperature of 12°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 83% chance of some rain and a gentle breeze of 18 kph from the south.

12
°C maximum temperature
-1
°C minimum temperature
sunshine and showers
5
hours of sunshine
2
UV index (Low)
83
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
18
kph wind from S

Pittsburgh weather for Friday 19th December 2025

Expect cloudy with sleet or snow in Pittsburgh, Pennsylvania with a maximum temperature of 8°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 47% chance of some sleet or snow and a moderate breeze of 28 kph from the west.

8
°C maximum temperature
-4
°C minimum temperature
cloudy with sleet or snow
5
hours of sunshine
1
UV index (Low)
47
% chance of some sleet or snow
<10
mm of sleet/snow expected
5
°C wind chill
28
kph wind from W

Pittsburgh weather for Saturday 20th December 2025

Expect broken clouds in Pittsburgh, Pennsylvania with a maximum temperature of 6°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south.

6
°C maximum temperature
-5
°C minimum temperature
broken clouds
1
hour of sunshine
1
UV index (Low)
0
mm of rainfall expected
3
°C wind chill
14
kph wind from S

Pittsburgh weather for Sunday 21st December 2025

Expect scattered clouds in Pittsburgh, Pennsylvania with a maximum temperature of 5°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the west.

5
°C maximum temperature
-4
°C minimum temperature
scattered clouds
6
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
1
°C wind chill
22
kph wind from W

Pittsburgh weather for Monday 22nd December 2025

Expect broken clouds in Pittsburgh, Pennsylvania with a maximum temperature of 2°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the south-east.