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Saint Louis County (Eureka)
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United States weather

10 day weather forecast for Saint Louis County

Sunday, September 27th, 2026, at 12:06 AM
today
Overcast
27° 15°
tomorrow
Sunny
27° 16°
Tuesday
Overcast
31° 17°
Wednesday
Overcast
29° 21°
Thursday
Overcast
26° 20°
Friday
Light rain shower
24° 21°
Saturday
Light rain shower
28° 20°
 More Details See
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Saint Louis County Weather Pages

Saint Louis County weather forecast

The weather forecast for Saint Louis County over the next 5 days indicates warm conditions with temperatures ranging from 26 °F to 31 °F.

Rain is expected on Sunday and Thursday, accompanied by a gentle breeze.

Weather today
Saint Louis County weather forecast

Saint Louis County 14 days weather forecast

This weeks weather in Saint Louis County. Click on a date for detailed forecasts
Sun. 27
27°
15°
Overcast
1.1 mm
Mon. 28
27°
16°
Sunny
0 mm
Tue. 29
31°
17°
Overcast
0 mm
Wed. 30
29°
21°
Overcast
0.1 mm
Thu. 1
26°
20°
Overcast
3.3 mm
Fri. 2
24°
21°
Light rain shower
9.7 mm
Sat. 3
28°
20°
Light rain shower
9.2 mm
Sun. 4
24°
6°
Overcast
2.3 mm
Mon. 5
13°
5°
Sunny
0 mm
Tue. 6
16°
5°
Sunny
0 mm
Wed. 7
19°
7°
Sunny
0 mm
Thu. 8
19°
9°
Overcast
0 mm
Fri. 9
19°
15°
Patchy rain possible
0.6 mm
Further Ahead
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Access Saint Louis County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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Saint Louis County long range weather forecast

30 day weather forecast for Saint Louis County
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Fog
33°
2
Sunny
33°
3
Overcast
31°
4
Sunny
32°
5
Partly cloudy
31°
6
Patchy rain possible
29°
7
Sunny
27°
8
Sunny
30°
9
Sunny
29°
10
Sunny
29°
11
Partly cloudy
31°
12
Sunny
32°
13
Patchy rain possible
30°
14
Mist
31°
15
Light rain shower
32°
16
Partly cloudy
32°
17
Cloudy
32°
18
Sunny
33°
19
Sunny
34°
20
Moderate rain at times
32°
21
Thundery outbreaks possible
25°
22
Moderate or heavy rain shower
27°
23
Moderate or heavy rain shower
22°
24
Moderate or heavy rain shower
22°
25
Fog
24°
26
Fog
26°
27
Overcast
27°
28
Sunny
27°
29
Overcast
31°
30
Overcast
29°
Important Notice
Our Saint Louis County long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.

Rain Forecast for the Next 14 Days in Saint Louis County

The chart displays the expected rainfall values (in mm) over the next 14 days in Saint Louis County, highlighting variations in precipitation levels for specific dates. ☔

Saint Louis County Wind Speed Forecast Chart

This chart illustrates the projected daily max wind speed (in km) in Saint Louis County over the next two weeks, providing insights into periods of increased or decreased wind activity. 🌀

Frequently asked questions about the weather in Saint Louis County

How warm is it in Saint Louis County over the next 14 days?
Over the next two weeks, temperatures in Saint Louis County are expected to range from around 5 °F on the coldest nights up to about 31 °F on the warmest days. Use this range to plan what to pack and wear.

Will it rain in Saint Louis County in the next two weeks?
Yes - rain is expected on about 7 of the next 14 days in Saint Louis County, with roughly 26.3 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.

How windy is it in Saint Louis County?
Maximum wind speeds in Saint Louis County are forecast to reach about 25 km/h at their peak over the next 14 days.

When is the best time to visit Saint Louis County?
For a month-by-month look at temperatures and rainfall, see our best time to visit Saint Louis County guide.

How accurate is the 14-day forecast for Saint Louis County?
Our Saint Louis County forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.

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Location coordinates Where is Saint Louis County?

Get accurate weather forecasts for Saint Louis County, located at latitude 38.503 and longitude -90.628. Stay updated with localized weather information tailored for Saint Louis County.

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