current weather for Lake Saint Louis (United State)
Lake Saint Louis is located near Saint Charles County at 4mi↑, Dardenne Prairie at 4mi↑, Wentzville at 4mi↑, OFallon at 5mi↑, Saint Paul at 5mi↑,
Elevation : 564ft
currently : 7°F sky clear at Lake Saint Louis
The current temperature is 7°F, the felt temperature is 7°F.
Wind direction from with a speed of 0mph.
The air is extremely humid : relative air humidity is 83 %.
Pressure is 30inHg : anticyclonic regime, a harbinger of good weather even if mists can appear in the morning and persist because the wind remains weak.
weather last updated 16217 minutes
Sunset in 6h14 and the sun rises in 18h37. The day lasts 14h23.
For more details on weather observations and short-term forecasts, see the aeronautical weather provided by Spirit of Saint Louis airport.
Coming to Lake Saint Louis
Hotels : book on Hotels.com Booking Expedia
Taxi : book on Taxi Booking
activities : Getyourguide
Rent a car : book on Rentalcars
By plane :
- Spirit of Saint Louis airport at 12mi : book on Trip.com
- Saint Louis Lambert International airport at 23mi : book on Iberia
- Saint Louis Downtown airport at 37mi : book on Trip.com
Weather forecast for Lake Saint Louis (United State)
Thursday, January 29, 2026
Sky will be covered with cloud all the night and the day will be very cloudy with may be a small apparition of the sun
the temperature will range from 9°F to 27°F
wind speed up to 25mph
extreme cold alert with 9°F at Lake Saint Louis
10h
9°F
Few clouds
The air is extremely humid : relative air humidity is 84 %.
pressure is 30inHg
Wind direction from North 7mph with gusts at 13mph
13h
16°F
Scattered clouds
The air is very humid : relative air humidity is 79 %.
pressure is 30inHg
Wind direction from North 9mph with gusts at 12mph
16h
19°F
Overcast
The air is very humid : relative air humidity is 76 %.
pressure is 30inHg
Wind direction from North 11mph with gusts at 14mph
19h
27°F
Light snow
0.1in of snow
The air is extremely humid : relative air humidity is 87 %.
pressure is 30inHg
Wind direction from North 10mph with gusts at 21mph
22h
10°F
Overcast
The air is extremely humid : relative air humidity is 87 %.
pressure is 31inHg
Wind direction from North 11mph with gusts at 25mph
Friday, January 30, 2026
Sky will be covered by cloud a large part of the night and the day will be cloudy but the sun will appear.
the temperature will range from 3°F to 19°F
wind speed up to 26mph
extreme cold alert with 3°F at Lake Saint Louis
1h
9°F
Overcast
The air is almost saturated with water : relative air humidity is 92 %.
pressure is 31inHg
Wind direction from North 12mph with gusts at 26mph
4h
9°F
Light snow
0in of snow
The air is almost saturated with water : relative air humidity is 92 %.
pressure is 31inHg
Wind direction from North 11mph with gusts at 25mph
7h
4°F
Broken clouds
The air is almost saturated with water : relative air humidity is 92 %.
pressure is 31inHg
Wind direction from North West 10mph with gusts at 25mph
10h
8°F
Sky clear
The air is extremely humid : relative air humidity is 87 %.
pressure is 31inHg
Wind direction from North West 12mph with gusts at 24mph
13h
16°F
Few clouds
The air is very humid : relative air humidity is 79 %.
pressure is 31inHg
Wind direction from North West 11mph with gusts at 16mph
16h
20°F
Overcast
The air is very humid : relative air humidity is 78 %.
pressure is 31inHg
Wind direction from North West 10mph with gusts at 14mph
19h
10°F
Overcast
The air is almost saturated with water : relative air humidity is 95 %.
pressure is 31inHg
Wind direction from North West 5mph with gusts at 5mph
22h
7°F
Sky clear
The air is almost saturated with water : relative air humidity is 96 %.
pressure is 31inHg
Wind direction from West 4mph with gusts at 5mph
Saturday, January 31, 2026
Sky will be covered by cloud a large part of the night and the day will be cloudy from morning to evening.
the temperature will range from 3°F to 30°F
wind speed up to 17mph
extreme cold alert with 3°F at Lake Saint Louis
1h
4°F
Few clouds
The air is almost saturated with water : relative air humidity is 97 %.
pressure is 31inHg
Wind direction from West 5mph with gusts at 5mph
4h
3°F
Broken clouds
The air is almost saturated with water : relative air humidity is 98 %.
pressure is 31inHg
Wind direction from West 5mph with gusts at 5mph
7h
3°F
Broken clouds
The air is almost saturated with water : relative air humidity is 97 %.
pressure is 30inHg
Wind direction from South West 5mph with gusts at 7mph
10h
15°F
Broken clouds
The air is extremely humid : relative air humidity is 84 %.
pressure is 30inHg
Wind direction from South West 6mph with gusts at 11mph
13h
24°F
Overcast
The air is extremely humid : relative air humidity is 80 %.
pressure is 30inHg
Wind direction from South 9mph with gusts at 15mph
16h
31°F
Overcast
The air is extremely humid : relative air humidity is 82 %.
pressure is 30inHg
Wind direction from South West 11mph with gusts at 18mph
19h
24°F
Overcast
The air is almost saturated with water : relative air humidity is 91 %.
pressure is 30inHg
Wind direction from South 5mph with gusts at 8mph
22h
24°F
Overcast
The air is almost saturated with water : relative air humidity is 90 %.
pressure is 30inHg
Wind direction from South West 5mph with gusts at 13mph
Sunday, February 1, 2026
Sky will be covered by cloud a large part of the night and the day will be very cloudy with may be a small apparition of the sun
the temperature will range from 18°F to 34°F
wind speed up to 11mph
extreme cold alert with 18°F at Lake Saint Louis
1h
20°F
Overcast
The air is almost saturated with water : relative air humidity is 94 %.
pressure is 30inHg
Wind direction from South West 5mph with gusts at 9mph
4h
17°F
Sky clear
The air is almost saturated with water : relative air humidity is 96 %.
pressure is 30inHg
Wind direction from West 5mph with gusts at 10mph
7h
25°F
Scattered clouds
The air is almost saturated with water : relative air humidity is 94 %.
pressure is 30inHg
Wind direction from West 5mph with gusts at 11mph
10h
28°F
Sky clear
The air is almost saturated with water : relative air humidity is 93 %.
pressure is 30inHg
Wind direction from North West 6mph with gusts at 11mph
13h
33°F
Scattered clouds
The air is almost saturated with water : relative air humidity is 90 %.
pressure is 30inHg
Wind direction from North West 7mph with gusts at 11mph
16h
34°F
Broken clouds
The air is extremely humid : relative air humidity is 87 %.
pressure is 30inHg
Wind direction from North 6mph with gusts at 9mph
19h
24°F
Scattered clouds
The air is almost saturated with water : relative air humidity is 96 %.
pressure is 30inHg
Wind direction from North East 4mph with gusts at 4mph
22h
20°F
Overcast
The air is almost saturated with water : relative air humidity is 97 %.
pressure is 30inHg
Wind direction from East 3mph with gusts at 4mph
Monday, February 2, 2026
Sky will be covered with cloud all the night, there will be nightly rain and the day will be cloudy from morning to evening. Rain is forecasted. 0in rain in 24h.
the temperature will range from 21°F to 36°F
wind speed up to 17mph
1h
20°F
Overcast
The air is almost saturated with water : relative air humidity is 98 %.
pressure is 30inHg
Wind direction from South East 4mph with gusts at 6mph
4h
24°F
Overcast
The air is almost saturated with water : relative air humidity is 98 %.
pressure is 30inHg
Wind direction from South East 5mph with gusts at 12mph
7h
29°F
Overcast
The air is almost saturated with water : relative air humidity is 99 %.
pressure is 30inHg
Wind direction from South East 7mph with gusts at 16mph
10h
32°F
Overcast
The air is almost saturated with water : relative air humidity is 98 %.
pressure is 30inHg
Wind direction from South East 8mph with gusts at 17mph
13h
34°F
Light rain
0in of rain
The air is almost saturated with water : relative air humidity is 99 %.
pressure is 30inHg
Wind direction from South East 7mph with gusts at 15mph
16h
35°F
Light rain
0in of rain
The air is saturated with water : relative air humidity is 100 %.
pressure is 30inHg
Wind direction from South East 5mph with gusts at 12mph
19h
34°F
Light rain
0.1in of rain
The air is saturated with water : relative air humidity is 100 %.
pressure is 30inHg
Wind direction from East 3mph with gusts at 4mph
22h
33°F
Light rain
0in of rain
The air is almost saturated with water : relative air humidity is 99 %.
pressure is 30inHg
Wind direction from North West 6mph with gusts at 14mph
Tuesday, February 3, 2026
Sky will be covered with cloud all the night and the day will be cloudy from morning to evening.
the temperature will range from 27°F to 32°F
wind speed up to 21mph
1h
32°F
Overcast
The air is almost saturated with water : relative air humidity is 98 %.
pressure is 30inHg
Wind direction from North West 9mph with gusts at 21mph
4h
31°F
Overcast
The air is almost saturated with water : relative air humidity is 95 %.
pressure is 30inHg
Wind direction from North West 10mph with gusts at 20mph
7h
27°F
Overcast
The air is almost saturated with water : relative air humidity is 96 %.
pressure is 30inHg
Wind direction from North West 9mph with gusts at 21mph
Weather observation and forecast provided by OpenWeatherMap under CC BY-SA 4.0 license amended by aviation weather data.
near
- Hotels in Lake Saint Louis
- Renaissance Philadelphia Downtown Hotel (Philadelphia) at 838mi↑
- MoMA (New York) at 901mi↑
- Guggenheim Museum Bilbao (Bilbao) at 4367mi↑
- Le Matissia (Paris) at 4397mi↑
- Paris at 4398mi↑
- Hotel Monge (Paris) at 4399mi↑
- Hotel NH Collection San Sebastián Aránzazu (San Sebastián) at 4406mi↑
- for Saint Joseph Hospital West airport at 1mi↑
- for Strutman Field airport at 3mi↑
- for SSM Health St. Joseph Hospital-Wentzville airport at 5mi↑
Weather news
Saturday, May 8, 2021
News
Weather alert for thunderstorms and strong winds in the southwest
Météo-France has placed the southwest on orange alert for strong winds and thunderstorms. The winds have already begun to gust early this afternoon. But the worst is yet to come.
Tuesday, October 20, 2020
News
Alerte orange sur les Hautes-Pyrénées, la tempête Barbara arrive
Le vent a commencé à souffler sur la façade ouest avec des vents à près de 200 km/h. Ce n'est que le début et Météo France a émis un bulletin d'alerte orange pour vent violent sur les…
Monday, October 19, 2020
News
La tempête Barbara souffle à plus de 150 km/h sur les Hautes-Pyrénées
Le vent a commencé à souffler sur la façade ouest avec des vents à près de 200 km/h. Ce n'est que le début et Météo France a émis un bulletin d'alerte orange pour vent violent sur les…
Sunday, May 10, 2020
News
Landes goes on red alert, Hautes-Pyrénées remains on orange alert
The heavy rains that began yesterday across the southwest will continue today with a red alert bulletin for the Landes and an orange alert for the departments ranging from Charentes-Maritimes to the…