Weather forecast for today
Upper Saint Clair, PA

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Weather forecast for today

Wednesday, Jun 18.

AM Rain
5:48 am

8:54 pm
EDT
AM Rain
81°F / 70°F
  • Wind: 10mph SW
  • Humidity: 77%
  • Precip. probability: 81%
  • Precipitation: 0.08"
  • UV index: 7
Today, in Upper Saint Clair, periods of morning rain will bring damp conditions.
Minimal precipitation is predicted. The peak daytime temperature will reach a temperate 80.6°F, while the nighttime temperature will drop to a pleasant 69.8°F.
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is evaluated at 84.2°F.
Sunrise was at 5:48 am and sunset will be at 8:54 pm; the daylight will last for 15h and 6min.

Current condition

Showers in the Vicinity
12:09 pm EDT
Showers in the Vicinity
  • 75°F
  • Feels like: 75°F
  • Wind: 10mph SSW
  • Humidity: 84%
  • Dewpoint: 72°F
  • Pressure: 29.91"Hg
  • Precipitation: 0"
  • Visibility: 10mi
  • UV index: 5
Currently, in Upper Saint Clair, rain showers are developing over the nearby landscape.
The temperature is a moderately hot 75.2°F. The current temperature is only a few degrees off the maximum of 80.6°F for today.

Weather radar - Upper Saint Clair, PA

Doppler radar displays precipitation for the past 2h and forecasts the next 30min

Frequently asked questions

What is the temperature now?
At 12:09 pm EDT, the temperature is 75.2°F.
What is the weather forecast for Upper Saint Clair for today?
Today, expect morning rain that may clear later on.
Will it rain today?
There is a high chance of rainfall, but precipitation will be minimal.
What will be the highest temperature today?
Today, the maximum temperature will be 80.6°F, while the minimum temperature will be 69.8°F. The maximum heat index, which adjusts the air temperature based on humidity, is calculated to be 84.2°F.
The maximum temperature will be in line with the average highest temperature of°C in. The lowest temperature will be also in line with the average low of°C.
What time are sunrise and sunset today?
On Wednesday, in Upper Saint Clair, sunrise was at 5:48 am and sunset will be at 8:54 pm (EDT).
How many hours of daylight will Upper Saint Clair have today?
In Upper Saint Clair, today, there will be 15h and 6min of daylight.

Hourly weather forecast

1 pm
  • 77°F
  • Feels like:
    77°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 10mph SW
  • Pressure: 29.88"Hg
  • Humidity: 79%
  • Precip. probability: 24%
  • Precipitation: 0"
  • Visibility: 7mi
2 pm
  • 79°F
  • Feels like:
    82°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 11mph SW
  • Pressure: 29.88"Hg
  • Humidity: 76%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 8mi
3 pm
  • 81°F
  • Feels like:
    84°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 11mph SW
  • Pressure: 29.85"Hg
  • Humidity: 74%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 8mi
4 pm
  • 81°F
  • Feels like:
    84°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 10mph SW
  • Pressure: 29.85"Hg
  • Humidity: 72%
  • Precip. probability: 17%
  • Precipitation: 0"
  • Visibility: 10mi
5 pm
  • 81°F
  • Feels like:
    84°F
Showers
Showers
  • Wind: 10mph SW
  • Pressure: 29.83"Hg
  • Humidity: 74%
  • Precip. probability: 36%
  • Precipitation: 0.04"
  • Visibility: 10mi
6 pm
  • 81°F
  • Feels like:
    84°F
Showers
Showers
  • Wind: 9mph SW
  • Pressure: 29.83"Hg
  • Humidity: 73%
  • Precip. probability: 38%
  • Precipitation: 0.04"
  • Visibility: 7mi
7 pm
  • 79°F
  • Feels like:
    84°F
Partly Cloudy
Partly Cloudy
  • Wind: 8mph SW
  • Pressure: 29.83"Hg
  • Humidity: 74%
  • Precip. probability: 13%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 79°F
  • Feels like:
    82°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 77%
  • Precip. probability: 22%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:54 pm
9 pm
  • 75°F
  • Feels like:
    81°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SSW
  • Pressure: 29.85"Hg
  • Humidity: 83%
  • Precip. probability: 19%
  • Precipitation: 0"
  • Visibility: 10mi
10 pm
  • 75°F
  • Feels like:
    79°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph SSW
  • Pressure: 29.85"Hg
  • Humidity: 86%
  • Precip. probability: 17%
  • Precipitation: 0"
  • Visibility: 10mi
11 pm
  • 75°F
  • Feels like:
    79°F
Partly Cloudy
Partly Cloudy
  • Wind: 8mph SSW
  • Pressure: 29.85"Hg
  • Humidity: 86%
  • Precip. probability: 20%
  • Precipitation: 0"
  • Visibility: 10mi
Today, in Upper Saint Clair, primarily cloudy and occasionally damp weather is expected.
With minimal precipitation of 0.04", rainfall is anticipated at 5 pm and 6 pm.
The temperature will vary between a minimum of 75.2°F and a maximum of 80.6°F. The warmest part of the day will be from 3 pm to 6 pm.
Updated: Jun 18, 2025 @ 16:09:07 UTC
Published by: Weather U.S. | About Us
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Upper Saint Clair, Pennsylvania, USA

  • en: Upper Saint Clair, Pennsylvania, USA
  • es: Upper Saint Clair, Pensilvania, EE.UU.
  • hr: Aper Sent Kler, Pensilvanija, SAD
  • sr: Aper Sent Kler, Pensilvanija, SAD
  • zh: Upper Saint Clair, 宾夕法尼亚, 美国
  • Latitude: 40.320570°
  • Longitude: -80.087016°
  • Elevation: 1138 ft
  • Current time: 12:09pm EDT
  • Sunrise: 5:48 am EDT
  • Sunset: 8:54 pm EDT
  • Timezone: America/New_York

Nearby Upper Saint Clair, Pennsylvania, USA

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