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Weather in East Saint Louis, United States 🇺🇸

Current Weather in East Saint Louis

Air Quality Alert issued September 7 at 5:53PM CDT by NWS St Louis MO
Sunny
33°C
Feels like 33°C. Sunny.
🌬️ 10 km/h SE
💧 37% Humidity
🧭 1016 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 16°C
🌅 Sunrise: 06:36 AM
🌇 Sunset: 07:20 PM
Map Overlays:

East Saint Louis currently sits at 33°C, sunny, feeling like 33°C. Relative humidity is 37%, with winds around 10 km/h, and the UV index is 0 (low). Across the coming days, East Saint Louis should see roughly 17°C to 40°C. ⚠️ Air Quality Alert issued September 7 at 5:53PM CDT by NWS St Louis MO

Hourly Forecast for East Saint Louis

21:00
Cloudy
28°
6%
22:00
Clear
28°
2%
23:00
Clear
27°
2%
00:00
Clear
27°
2%
01:00
Overcast
27°
10%
02:00
Overcast
27°
10%
03:00
Clear
26°
1%
04:00
Clear
25°
2%
05:00
Clear
25°
2%
06:00
Clear
25°
2%
07:00
Sunny
25°
2%
08:00
Patchy rain nearby
25°
22%
09:00
Patchy rain nearby
26°
23%
10:00
Sunny
31°
1%
11:00
Partly Cloudy
34°
3%
12:00
Patchy rain nearby
37°
17%
13:00
Partly Cloudy
39°
4%
14:00
Overcast
40°
9%
15:00
Overcast
37°
9%
16:00
Patchy rain nearby
35°
9%
17:00
Patchy rain nearby
36°
17%
18:00
Light rain shower
30°
57%
19:00
Light rain shower
26°
52%
20:00
Light rain shower
26°
68%

14-Day Forecast for East Saint Louis

Tue, Sep 08
Sunny Sunny
37° / 17°
Wed, Sep 09
Sunny Sunny
40° / 24°
Thu, Sep 10
Light rain shower Light rain shower
30° / 23°
Fri, Sep 11
Sunny Sunny
35° / 21°
Sat, Sep 12
Overcast Overcast
34° / 22°
Sun, Sep 13
Overcast Overcast
35° / 22°
Mon, Sep 14
Overcast Overcast
34° / 23°
Tue, Sep 15
Sunny Sunny
35° / 26°
Wed, Sep 16
Overcast Overcast
37° / 25°
Thu, Sep 17
Sunny Sunny
38° / 27°
Fri, Sep 18
Sunny Sunny
37° / 25°
Sat, Sep 19
Light rain shower Light rain shower
26° / 13°
Sun, Sep 20
Sunny Sunny
23° / 11°
Mon, Sep 21
Sunny Sunny
25° / 11°

Additional Forecasts for East Saint Louis

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 173.0 μg/m³
O₃ (Ozone) 119.0 μg/m³
NO₂ (Nitrogen Dioxide) 12.7 μg/m³
SO₂ (Sulphur Dioxide) 4.5 μg/m³
PM2.5 (Fine particles) 10.4 μg/m³
PM10 (Coarse particles) 10.8 μg/m³

Historical Weather

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Best Time to Be Outside in East Saint Louis Tomorrow

There is no good daylight window left in East Saint Louis today. Tomorrow, the most comfortable window looks like 07:00 to 10:00, when it is around 25°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in East Saint Louis

What is the temperature in East Saint Louis right now?

The current temperature in East Saint Louis is 33°C (91°F), sunny (feels like 33°C).

What's the weather like in East Saint Louis right now?

Conditions in East Saint Louis right now: Sunny, humidity 37%, wind 10 km/h SE.

What is today's forecast for East Saint Louis?

Today in East Saint Louis: high 37°C, low 17°C, sunny. Chance of rain: 4%.

What is the 7-day weather forecast for East Saint Louis?

Daily highs and lows for East Saint Louis:

  • 2026-09-08: 37°C / 17°C
  • 2026-09-09: 40°C / 24°C
  • 2026-09-10: 30°C / 23°C
  • 2026-09-11: 35°C / 21°C
  • 2026-09-12: 34°C / 22°C
  • 2026-09-13: 35°C / 22°C
  • 2026-09-14: 34°C / 23°C
Is it going to rain in East Saint Louis today?

There is a 4% chance of rain in East Saint Louis today.

What is the wind speed in East Saint Louis right now?

Wind in East Saint Louis is currently 10 km/h (6 mph) from the SE.

What is the UV index in East Saint Louis right now?

The UV index in East Saint Louis is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

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