Weather forecast for 10 daysMehlville, MO
Weather forecast for the weekend
Sunday Oct 18, 2026
- 66°F
- 37°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 7mphSSE 155°
- Humidity: 41%
- UV index: 5
- Sunrise: 7:13 am CDT
- Sunset: 6:19 pm CDT
- details ▼
Today, on Sunday, October 18, sunshine is forecasted under mostly clear skies.
A substantial temperature range, peaking at an enjoyable 66.2°F and bottoming out at a wintry 37.4°F, is predicted.
The highest temperature for today is predicted to reflect October's average of 66.4°F.
Sunrise was at 7:13 am and sunset will be at 6:19 pm; the daylight will last for 11h and 5min.
A substantial temperature range, peaking at an enjoyable 66.2°F and bottoming out at a wintry 37.4°F, is predicted.
The highest temperature for today is predicted to reflect October's average of 66.4°F.
Sunrise was at 7:13 am and sunset will be at 6:19 pm; the daylight will last for 11h and 5min.
10-day overview
Daily temperatures
Warmest day: Sunday 25.10. 81°C.
Coldest day: today 66°C.
Coldest day: today 66°C.
Chance of precipitation
Highest chance: Tuesday - Wednesday 7%.
Long-term weather forecast
- Sunday
- Oct 18, 2026
- 66°F
- 37°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 7mphSSE 155°
- Humidity: 41%
- UV index: 5
- Sunrise: 7:13 am CDT
- Sunset: 6:19 pm CDT
- details ▼
- Monday
- Oct 19, 2026
- 72°F
- 41°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 3mphSSE 152°
- Humidity: 55%
- UV index: 5
- Sunrise: 7:14 am CDT
- Sunset: 6:17 pm CDT
- details ▼
- Tuesday
- Oct 20, 2026
- 73°F
- 43°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 2mphESE 113°
- Humidity: 54%
- UV index: 5
- Sunrise: 7:15 am CDT
- Sunset: 6:16 pm CDT
- details ▼
- Wednesday
- Oct 21, 2026
- 75°F
- 43°F
Sunny
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 2mphSE 141°
- Humidity: 51%
- UV index: 4
- Sunrise: 7:16 am CDT
- Sunset: 6:15 pm CDT
- details ▼
- Thursday
- Oct 22, 2026
- 77°F
- 43°F
Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 3mphE 86°
- Humidity: 53%
- UV index: 4
- Sunrise: 7:17 am CDT
- Sunset: 6:13 pm CDT
- details ▼
- Friday
- Oct 23, 2026
- 77°F
- 43°F
Sunny
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 6mphESE 121°
- Humidity: 50%
- UV index: 4
- Sunrise: 7:18 am CDT
- Sunset: 6:12 pm CDT
- details ▼
- Saturday
- Oct 24, 2026
- 79°F
- 46°F
Partly Cloudy
- Precip. probability: 5%
- Precipitation: 0"
- Wind: 6mphSSE 147°
- Humidity: 49%
- UV index: 4
- Sunrise: 7:19 am CDT
- Sunset: 6:11 pm CDT
- details ▼
- Sunday
- Oct 25, 2026
- 81°F
- 50°F
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 4mphSSW 202°
- Humidity: 47%
- UV index: 4
- Sunrise: 7:20 am CDT
- Sunset: 6:09 pm CDT
- details ▼
- Monday
- Oct 26, 2026
- 79°F
- 50°F
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 4mphSSW 209°
- Humidity: 50%
- UV index: 4
- Sunrise: 7:21 am CDT
- Sunset: 6:08 pm CDT
- details ▼
- Tuesday
- Oct 27, 2026
- 77°F
- 50°F
Partly Cloudy
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 5mphSSE 157°
- Humidity: 50%
- UV index: 4
- Sunrise: 7:22 am CDT
- Sunset: 6:07 pm CDT
- details ▼
Conditions over the next ten days suggest that a combination of clear and gloomy weather is forecasted.
Rainfall is not anticipated in Mehlville in the upcoming days.
Noticeable swings in temperature are expected across the forecast period. Forecast highs will fluctuate between 66.2°F and 80.6°F, while the variation in nighttime lows will be also notably wide, as temperatures overnight will fluctuate from 37.4°F up to 50°F.
The warmest day will be next Sunday, with a maximum of 80.6°F; today is the coldest day, with a maximum temperature of 66.2°F.
Rainfall is not anticipated in Mehlville in the upcoming days.
Noticeable swings in temperature are expected across the forecast period. Forecast highs will fluctuate between 66.2°F and 80.6°F, while the variation in nighttime lows will be also notably wide, as temperatures overnight will fluctuate from 37.4°F up to 50°F.
The warmest day will be next Sunday, with a maximum of 80.6°F; today is the coldest day, with a maximum temperature of 66.2°F.
Updated: Oct 18, 2026 @ 16:17:07 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
On Sunday, skies are expected to be clear and full of sunshine.
Today, the highest temperature will be 66.2°F, while the lowest temperature will be 37.4°F.
Today, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature today will be uncommonly lower than the average low of 49.1°F.
Today, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature today will be uncommonly lower than the average low of 49.1°F.
On Sunday, in Mehlville, sunrise was at 7:13 am and sunset will be at 6:19 pm (CDT).
In Mehlville, the length of the day today will be 11h and 5min.
