🇺🇸 Weather in Lake Saint Louis
Map Overlays:
Hourly Forecast for Lake Saint Louis
08:00
19°
1%
09:00
21°
1%
10:00
24°
0%
11:00
26°
0%
12:00
28°
0%
13:00
27°
0%
14:00
28°
0%
15:00
29°
0%
16:00
27°
0%
17:00
26°
0%
18:00
24°
1%
19:00
22°
1%
20:00
20°
2%
21:00
19°
2%
22:00
18°
2%
23:00
17°
3%
00:00
17°
4%
01:00
16°
6%
02:00
16°
6%
03:00
15°
7%
04:00
15°
7%
05:00
15°
7%
06:00
16°
6%
07:00
18°
5%
14-Day Forecast for Lake Saint Louis
Wed, Jun 03
Sunny
30° /
14°
Thu, Jun 04
Sunny
31° /
15°
Fri, Jun 05
Patchy rain nearby
30° /
17°
Sat, Jun 06
Moderate rain
29° /
18°
Sun, Jun 07
Patchy rain nearby
30° /
19°
Mon, Jun 08
Sunny
28° /
17°
Tue, Jun 09
Partly Cloudy
27° /
17°
Wed, Jun 10
Partly Cloudy
27° /
17°
Thu, Jun 11
Sunny
28° /
17°
Fri, Jun 12
Sunny
30° /
18°
Sat, Jun 13
Sunny
32° /
20°
Sun, Jun 14
Sunny
34° /
22°
Mon, Jun 15
Sunny
34° /
23°
Tue, Jun 16
Moderate rain
33° /
20°
Additional Forecasts for Lake Saint Louis
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 171.0 μg/m³
O₃ (Ozone) 52.0 μg/m³
NO₂ (Nitrogen Dioxide) 12.8 μg/m³
SO₂ (Sulphur Dioxide) 2.2 μg/m³
PM2.5 (Fine particles) 4.4 μg/m³
PM10 (Coarse particles) 4.5 μg/m³
Historical Weather
Weather Forecasts for Other Cities in United States
Frequently Asked Questions about Weather in Lake Saint Louis
What is the temperature in Lake Saint Louis right now?
The current temperature in Lake Saint Louis is 14°C (57°F), sunny (feels like 14°C).
What's the weather like in Lake Saint Louis right now?
Conditions in Lake Saint Louis right now: Sunny, humidity 83%, wind 7 km/h ENE.
What is today's forecast for Lake Saint Louis?
Today in Lake Saint Louis: high 30°C, low 14°C, sunny. Chance of rain: 1%.
What is the 7-day weather forecast for Lake Saint Louis?
Daily highs and lows for Lake Saint Louis:
- 2026-06-03: 30°C / 14°C
- 2026-06-04: 31°C / 15°C
- 2026-06-05: 30°C / 17°C
- 2026-06-06: 29°C / 18°C
- 2026-06-07: 30°C / 19°C
- 2026-06-08: 28°C / 17°C
- 2026-06-09: 27°C / 17°C
Is it going to rain in Lake Saint Louis today?
There is a 1% chance of rain in Lake Saint Louis today.
What is the wind speed in Lake Saint Louis right now?
Wind in Lake Saint Louis is currently 7 km/h (4 mph) from the ENE.
What is the UV index in Lake Saint Louis right now?
The UV index in Lake Saint Louis is currently 0.4 (low). Sun protection is recommended when the index is 3 or higher.
