Saint Louis County (Eureka)
Today
Today weather in Saint Louis County
Tuesday, July 21st, 2026
38°
Sunny
Feels like 44° · Low 22°
A scorching day is predicted for Saint Louis County Today with temperatures soaring to a blistering 38 °C and settling to a still-warm 22 °C at night. It'll be quite breezy in Saint Louis County Today with average wind speeds of 19 km/h. There's a slight chance of rain at 6%.
38° / 22°
Temp
6%
Rain
19 km/h
Wind
69%
Humidity
Saint Louis County Weather Pages
Saint Louis County hourly forecast for today
Scroll right to see more weather forecasts for Saint Louis County today
| 00:00 | 01:00 | 02:00 | 03:00 | 04:00 | 05:00 | 05:55 | 06:00 | 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | 20:00 | 20:22 | 21:00 | 22:00 | 23:00 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| weather |  | | | | |  |  | | | | | | | | | | | | | | | |  | | | | Next |
| temperatures | 26.6° | 26.3° | 26° | 25.8° | 25.5° | 25.5° | Sunrise | 27.2° | 25.9° | 28° | 30.3° | 31.6° | 33.1° | 36.4° | 37.4° | 37.9° | 38.2° | 37.9° | 36.4° | 30.2° | 28.1° | 25.8° | Sunset | 24.5° | 23.4° | 22.2° | |
| feels like | 30.6° | 29.9° | 29.3° | 28.9° | 28.4° | 28.3° | 27.8° | 29° | 32.5° | 36.3° | 38.5° | 41.2° | 49° | 47.6° | 46.4° | 43.6° | 43.7° | 41.2° | 31.7° | 29.6° | 27.4° | 26.1° | 25.3° | 24.6° | |||
| wind speed | 6 km/h | 6 km/h | 8 km/h | 8 km/h | 8 km/h | 11 km/h | 13 km/h | 12 km/h | 14 km/h | 17 km/h | 18 km/h | 16 km/h | 16 km/h | 17 km/h | 15 km/h | 18 km/h | 20 km/h | 20 km/h | 19 km/h | 17 km/h | 16 km/h | 14 km/h | 12 km/h | 9 km/h | |||
| wind degree | 202° | 224° | 226° | 229° | 227° | 233° | 246° | 251° | 262° | 284° | 295° | 320° | 337° | 351° | 353° | 350° | 345° | 345° | 350° | 354° | 0° | 0° | 359° | 353° | |||
| wind direction | SSW | SW | SW | SW | SW | SW | WSW | WSW | W | WNW | WNW | NW | NNW | N | N | N | NNW | NNW | N | N | N | N | N | N | |||
| Precipitation | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | 0 mm | |||
| chance for rain | 13% | 12% | 12% | 12% | 12% | 27% | 12% | 12% | 9% | 6% | 5% | 4% | 3% | 2% | 1% | 1% | 1% | 1% | 2% | 3% | 5% | 6% | 7% | 8% | |||
| chance for snow | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | |||
| humidity | 89% | 88% | 88% | 88% | 88% | 87% | 82% | 87% | 81% | 73% | 68% | 64% | 60% | 51% | 45% | 38% | 39% | 41% | 50% | 58% | 66% | 70% | 73% | 78% | |||
| dew point | 24.7° | 24.2° | 23.8° | 23.6° | 23.4° | 23.2° | 23° | 23.6° | 24.4° | 24.8° | 25.1° | 25.4° | 27.3° | 25.5° | 24.1° | 21.3° | 21.7° | 21.1° | 18.6° | 19° | 19.1° | 18.7° | 18.3° | 18.1° | |||
| visibility | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 16 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | 10 km | |||
| cloud cover | 0% | 0% | 0% | 0% | 0% | 88% | 25% | 0% | 0% | 0% | 0% | 0% | 1% | 0% | 0% | 0% | 0% | 2% | 4% | 2% | 1% | 2% | 2% | 2% | |||
| UV | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.4 | 1.2 | 3 | 5.4 | 7.3 | 9.1 | 9.6 | 9 | 7.3 | 4.9 | 2.8 | 1.2 | 0.3 | 0 | 0 | 0 | 0 |
View of Saint Louis County today
Explore Saint Louis County live webcam feed to see how the weather is shaping up today in Saint Louis County. See what people are wearing, check out the sky, and get a sense of the atmosphere before you step outside.
Stay informed and make the most of your day with our live weather updates from Saint Louis County today.
Weather in Saint Louis County today
The weather in Saint Louis County today is expected to be much warmer than usual, with a forecast temperature of 38 °C, compared to an average of 30.5 °C for July 21st in recent years.
temperatures
38 °C
rain
0 mm
wind
19 km/h
UV
Very High
Saint Louis County daylight overview ☀️
Today in Saint Louis County, The sun rises at 05:55 and sets at 20:22, giving a total daylight duration of 14 hours and 27 minutes.
Top locations in Saint Louis County
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What to wear today in Saint Louis County? clothing recommendations
Stay comfortably stylish - your tailored guide for today's Saint Louis County forecast.
Short-sleeve shirt
Shorts
Lightweight trousers
Breathable footwear
Sunglasses
Wide brimmed hat
Sunscreen
Flip flop
The weather today in Saint Louis County - FAQ
What is the maximum temperature for today in Saint Louis County?
The maximum temperature for today in Saint Louis County is expected to be 38° degrees. Please dress accordingly to stay comfortable throughout the day.
Will it rain today in Saint Louis County? 🌧️
Yes, there is a 6% chance of rain in Saint Louis County today. We recommend carrying an umbrella or rain gear to stay dry.
What will be the wind speed today in Saint Louis County? 🌀
The wind in Saint Louis County is expected to blow at 19 km/h. This could affect outdoor activities, so plan accordingly.
How should I dress for the weather in Saint Louis County today?
Given the forecast of 38 °C with a 6% chance of rain, we advise checking our "What to wear today" section for recommendations. There, you will find tailored advice to help you stay comfortable and prepared for the weather conditions in Saint Louis County today.
What is the sunrise and sunset time for Saint Louis County today?
The sun is expected to rise at 05:55 and set at 20:22 in Saint Louis County.
How accurate is the weather forecast Saint Louis County today? ✅
Saint Louis County weather forecast for today is based on the most current and sophisticated meteorological models available. While we strive for accuracy, weather conditions can change unexpectedly, so we recommend checking for updates regularly.
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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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