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Weather in Upper Saint Clair, United States 🇺🇸

Weather Forecast in Upper Saint Clair

Current Weather in Upper Saint Clair

Partly cloudy
24°C
Feels like 25°C. Partly cloudy.
🌬️ 5 km/h E
💧 40% Humidity
🧭 1022 hPa
👁️ 16.0 km Visibility
☀️ UV Index: 0.6
🌡️ Dew Point: 10°C
🌅 Sunrise: 06:09 AM
🌇 Sunset: 08:43 PM
Map Overlays:

Right now Upper Saint Clair is 24°C with partly cloudy, feeling like 25°C. Humidity sits at 40% and winds are near 5 km/h, and the UV index is 1 (low). Across the coming days, Upper Saint Clair should see roughly 11°C to 28°C.

Hourly Forecast for Upper Saint Clair

20:00
Sunny
23°
1%
21:00
Clear
20°
2%
22:00
Clear
19°
2%
23:00
Clear
18°
2%
00:00
Clear
16°
3%
01:00
Clear
16°
3%
02:00
Clear
15°
4%
03:00
Clear
15°
4%
04:00
Clear
16°
5%
05:00
Clear
16°
4%
06:00
Clear
16°
4%
07:00
Sunny
16°
4%
08:00
Sunny
16°
6%
09:00
Sunny
18°
5%
10:00
Sunny
19°
5%
11:00
Sunny
20°
5%
12:00
Sunny
21°
4%
13:00
Sunny
23°
4%
14:00
Sunny
25°
3%
15:00
Sunny
26°
3%
16:00
Sunny
26°
4%
17:00
Sunny
25°
5%
18:00
Sunny
23°
7%
19:00
Partly Cloudy
22°
11%

14-Day Forecast for Upper Saint Clair

Thu, Jul 23
Sunny Sunny
26° / 11°
Fri, Jul 24
Sunny Sunny
26° / 15°
Sat, Jul 25
Sunny Sunny
28° / 16°
Sun, Jul 26
Sunny Sunny
27° / 15°
Mon, Jul 27
Mist Mist
32° / 18°
Tue, Jul 28
Light rain shower Light rain shower
27° / 19°
Wed, Jul 29
Fog Fog
30° / 19°
Thu, Jul 30
Sunny Sunny
29° / 16°
Fri, Jul 31
Sunny Sunny
29° / 15°
Sat, Aug 01
Sunny Sunny
24° / 18°
Sun, Aug 02
Patchy rain nearby Patchy rain nearby
26° / 18°
Mon, Aug 03
Sunny Sunny
30° / 17°
Tue, Aug 04
Sunny Sunny
33° / 18°
Wed, Aug 05
Sunny Sunny
35° / 21°

Additional Forecasts for Upper Saint Clair

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 134.0 μg/m³
O₃ (Ozone) 82.0 μg/m³
NO₂ (Nitrogen Dioxide) 6.7 μg/m³
SO₂ (Sulphur Dioxide) 0.4 μg/m³
PM2.5 (Fine particles) 4.2 μg/m³
PM10 (Coarse particles) 4.5 μg/m³

Historical Weather

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Best Time to Be Outside in Upper Saint Clair Tomorrow

There is no good daylight window left in Upper Saint Clair today. Tomorrow, the most comfortable window looks like 11:00 to 13:00, when it is around 22°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Upper Saint Clair

What is the temperature in Upper Saint Clair right now?

The current temperature in Upper Saint Clair is 24°C (76°F), partly cloudy (feels like 25°C).

What's the weather like in Upper Saint Clair right now?

Conditions in Upper Saint Clair right now: Partly cloudy, humidity 40%, wind 5 km/h E.

What is today's forecast for Upper Saint Clair?

Today in Upper Saint Clair: high 26°C, low 11°C, sunny. Chance of rain: 4%.

What is the 7-day weather forecast for Upper Saint Clair?

Daily highs and lows for Upper Saint Clair:

  • 2026-07-23: 26°C / 11°C
  • 2026-07-24: 26°C / 15°C
  • 2026-07-25: 28°C / 16°C
  • 2026-07-26: 27°C / 15°C
  • 2026-07-27: 32°C / 18°C
  • 2026-07-28: 27°C / 19°C
  • 2026-07-29: 30°C / 19°C
Is it going to rain in Upper Saint Clair today?

There is a 4% chance of rain in Upper Saint Clair today.

What is the wind speed in Upper Saint Clair right now?

Wind in Upper Saint Clair is currently 5 km/h (3 mph) from the E.

What is the UV index in Upper Saint Clair right now?

The UV index in Upper Saint Clair is currently 0.6 (low). Sun protection is recommended when the index is 3 or higher.

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