Weather in Upper Saint Clair

Upper Saint Clair, United States

27°C

Overcast

Conditions at 14:45 local time

Feels like: 28°C
Humidity: 58%
Wind: 7.2 km/h W
Recent precipitation: 0 mm

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Location context

About this forecast location

Forecast values apply to the listed city coordinates. Conditions can vary across large urban areas and complex terrain.

Coordinates: 40.3359, -80.0834
Local time zone: America/New_York
Administrative area: Pennsylvania
Forecast service: WeatherAPI.com forecast service

Hourly forecast

Next 24 hours in Upper Saint Clair

Hourly modeled conditions in America/New_York local time.

15:00Mon 31 Aug26°COvercast13% precipitation6.1 km/h wind
16:00Mon 31 Aug28°COvercast13% precipitation7.2 km/h wind
17:00Mon 31 Aug26°COvercast18% precipitation5.4 km/h wind
18:00Mon 31 Aug27°COvercast20% precipitation1.1 km/h wind
19:00Mon 31 Aug26°CPatchy rain nearby28% precipitation1.4 km/h wind
20:00Mon 31 Aug26°CPatchy rain nearby23% precipitation1.4 km/h wind
21:00Mon 31 Aug25°COvercast24% precipitation0.7 km/h wind
22:00Mon 31 Aug25°COvercast24% precipitation3.6 km/h wind
23:00Mon 31 Aug24°CCloudy23% precipitation4 km/h wind
00:00Tue 1 Sept24°COvercast25% precipitation5 km/h wind
01:00Tue 1 Sept24°COvercast25% precipitation5.8 km/h wind
02:00Tue 1 Sept24°COvercast23% precipitation6.8 km/h wind
03:00Tue 1 Sept24°COvercast23% precipitation6.8 km/h wind
04:00Tue 1 Sept24°COvercast24% precipitation6.8 km/h wind
05:00Tue 1 Sept24°COvercast25% precipitation6.5 km/h wind
06:00Tue 1 Sept23°COvercast28% precipitation7.2 km/h wind
07:00Tue 1 Sept23°COvercast26% precipitation7.6 km/h wind
08:00Tue 1 Sept23°COvercast26% precipitation9 km/h wind
09:00Tue 1 Sept23°CPartly Cloudy16% precipitation7.9 km/h wind
10:00Tue 1 Sept24°COvercast20% precipitation10.4 km/h wind
11:00Tue 1 Sept26°COvercast15% precipitation14.4 km/h wind
12:00Tue 1 Sept28°COvercast14% precipitation15.1 km/h wind
13:00Tue 1 Sept28°COvercast13% precipitation16.6 km/h wind
14:00Tue 1 Sept29°COvercast13% precipitation13.3 km/h wind

Daily forecast

3-day forecast for Upper Saint Clair

Daily high and low temperatures, precipitation chance and maximum wind speed.

Mon 31 AugOvercast20°C to 28°C69% chance of precipitationWind up to 9 km/h
Tue 1 SeptOvercast23°C to 29°C17% chance of precipitationWind up to 16.6 km/h
Wed 2 SeptSunny22°C to 32°C8% chance of precipitationWind up to 16.6 km/h

Retrieved 2026-08-31T18:53:47.652Z; refresh due by 2026-08-31T19:08:47.652Z.

Nearby forecasts

Weather near Upper Saint Clair

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Where this forecast comes from

WeatherAPI.com supplies forecast values for the listed coordinates. Forecasts may combine modeled and observed information and should not replace official weather warnings.

Forecast retrieved 2026-08-31T18:53:47.652Z; refresh due by 2026-08-31T19:08:47.652Z.

View forecast details and sources

Weather and Geolocation API
WeatherAPI.com · Forecast API v1; free plan · WeatherAPI.com terms; commercial and non-commercial use permitted by plan · Accessed 2026-08-31
Current weather conditions, the next 24 hours and a three-day forecast.
GeoNames cities15000
GeoNames · 2026-07-15_01-57-51-849 · CC BY 4.0 · Accessed 2026-07-15
City identity, administrative area, coordinates and time-zone identifier.