Pittsburgh weather live forecast

Today's maximum temperature in Pittsburgh is expected to be 28°C. Select a day from the live weather forecast for Pittsburgh, Pennsylvania, USA for more weather parameters.

Sunday
16th Aug
28

23

2

3
Monday
17th Aug
27

20

5

3
Tuesday
18th Aug
27

18

8

8
Wednesday
19th Aug
28

19

8

4
Thursday
20th Aug
27

20

5

5

5-day weather forecast updated at 04:00 on Sunday 16th August 2026 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 Sunday 16th August 2026

Expect isolated thunderstorms in Pittsburgh, Pennsylvania with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 20-30 mm of rainfall expected with 93% chance of some rain and a light breeze of 12 kph from the south-west.

28
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
3
UV index (Moderate)
93
% chance of some rain
<30
mm of rainfall expected
L
low heat & humidity
12
kph wind from SW

Pittsburgh weather for Monday 17th August 2026

Expect isolated thunderstorms in Pittsburgh, Pennsylvania with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 44% chance of some rain and a light breeze of 12 kph from the west.

27
°C maximum temperature
20
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
3
UV index (Moderate)
44
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
12
kph wind from W

Pittsburgh weather for Tuesday 18th August 2026

Expect scattered clouds in Pittsburgh, Pennsylvania with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the west.

27
°C maximum temperature
18
°C minimum temperature
scattered clouds
8
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
6
kph wind from W

Pittsburgh weather for Wednesday 19th August 2026

Expect isolated thunderstorms in Pittsburgh, Pennsylvania with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 76% chance of some rain and a light breeze of 9 kph from the south-west.

28
°C maximum temperature
19
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
4
UV index (Moderate)
76
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
9
kph wind from SW

Pittsburgh weather for Thursday 20th August 2026

Expect isolated thunderstorms in Pittsburgh, Pennsylvania with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 30% chance of some rain and a light breeze of 7 kph from the north-west.