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🇺🇸 Weather in Saint Charles

Current Weather in Saint Charles

Partly Cloudy
33°C
Feels like 34°C. Partly Cloudy.
🌬️ 19 km/h SW
💧 44% Humidity
🧭 1012 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 2.9
🌡️ Dew Point: 19°C
🌅 Sunrise: 05:37 AM
🌇 Sunset: 08:24 PM
Map Overlays:

In Saint Charles right now it is 33°C and partly cloudy, feeling like 34°C. Humidity is 44% with winds around 19 km/h, and the UV index is 3 (moderate). Over the next few days, temperatures in Saint Charles range from about 22°C to 33°C.

Hourly Forecast for Saint Charles

16:00
Partly Cloudy
33°
1%
17:00
Partly Cloudy
32°
2%
18:00
Partly Cloudy
32°
1%
19:00
Sunny
31°
0%
20:00
Sunny
29°
0%
21:00
Clear
28°
0%
22:00
Clear
28°
1%
23:00
Clear
25°
1%
00:00
Partly Cloudy
24°
5%
01:00
Cloudy
23°
7%
02:00
Patchy rain nearby
23°
14%
03:00
Cloudy
23°
11%
04:00
Cloudy
22°
9%
05:00
Cloudy
22°
10%
06:00
Patchy rain nearby
22°
15%
07:00
Partly Cloudy
23°
7%
08:00
Overcast
23°
14%
09:00
Overcast
23°
16%
10:00
Partly Cloudy
25°
5%
11:00
Partly Cloudy
27°
3%
12:00
Cloudy
28°
3%
13:00
Patchy rain nearby
28°
73%
14:00
Patchy rain nearby
27°
73%
15:00
Patchy rain nearby
27°
73%

14-Day Forecast for Saint Charles

Sat, Jun 06
Sunny Sunny
33° / 22°
Sun, Jun 07
Moderate rain Moderate rain
30° / 22°
Mon, Jun 08
Moderate rain Moderate rain
32° / 22°
Tue, Jun 09
Patchy rain nearby Patchy rain nearby
35° / 23°
Wed, Jun 10
Sunny Sunny
37° / 25°
Thu, Jun 11
Sunny Sunny
37° / 26°
Fri, Jun 12
Patchy rain nearby Patchy rain nearby
35° / 20°
Sat, Jun 13
Patchy rain nearby Patchy rain nearby
26° / 18°
Sun, Jun 14
Sunny Sunny
27° / 16°
Mon, Jun 15
Patchy rain nearby Patchy rain nearby
23° / 19°
Tue, Jun 16
Sunny Sunny
26° / 16°
Wed, Jun 17
Sunny Sunny
30° / 17°
Thu, Jun 18
Patchy rain nearby Patchy rain nearby
30° / 22°
Fri, Jun 19
Patchy rain nearby Patchy rain nearby
35° / 24°

Additional Forecasts for Saint Charles

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 124.0 μg/m³
O₃ (Ozone) 95.0 μg/m³
NO₂ (Nitrogen Dioxide) 2.4 μg/m³
SO₂ (Sulphur Dioxide) 3.0 μg/m³
PM2.5 (Fine particles) 4.6 μg/m³
PM10 (Coarse particles) 5.4 μg/m³

Historical Weather

Weather Forecasts for Other Cities in United States

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Best Time to Be Outside in Saint Charles Tomorrow

There is no good daylight window left in Saint Charles today. Tomorrow, the most comfortable window looks like 06:00 to 08:00, when it is around 23°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Saint Charles

What is the temperature in Saint Charles right now?

The current temperature in Saint Charles is 33°C (91°F), partly cloudy (feels like 34°C).

What's the weather like in Saint Charles right now?

Conditions in Saint Charles right now: Partly Cloudy, humidity 44%, wind 19 km/h SW.

What is today's forecast for Saint Charles?

Today in Saint Charles: high 33°C, low 22°C, sunny. Chance of rain: 1%.

What is the 7-day weather forecast for Saint Charles?

Daily highs and lows for Saint Charles:

  • 2026-06-06: 33°C / 22°C
  • 2026-06-07: 30°C / 22°C
  • 2026-06-08: 32°C / 22°C
  • 2026-06-09: 35°C / 23°C
  • 2026-06-10: 37°C / 25°C
  • 2026-06-11: 37°C / 26°C
  • 2026-06-12: 35°C / 20°C
Is it going to rain in Saint Charles today?

There is a 1% chance of rain in Saint Charles today.

What is the wind speed in Saint Charles right now?

Wind in Saint Charles is currently 19 km/h (12 mph) from the SW.

What is the UV index in Saint Charles right now?

The UV index in Saint Charles is currently 2.9 (low). Sun protection is recommended when the index is 3 or higher.

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