St. Louis 7-day weather forecast

Written by:
January 26, 2026
ESOlex // Shutterstock

St. Louis 7-day weather forecast

Stacker created the forecast for St. Louis, Missouri using data from OpenWeather. This week's high is 29 °F on Wednesday, while the low is -5 °F on Monday. There are expected to be 4 sunny days and snow on 2 days this week.

NWS St Louis MO has issued a extreme cold warning until Monday at 12:00 PM.

Monday, January 26

- High of 15 °F, low of -5 °F (78% humidity)
- Sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 7:11 AM, sunset at 5:15 PM
1 / 6
supergenijalac // Shutterstock

Tuesday, January 27

- High of 28 °F, low of 8 °F (81% humidity)
- Sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 7:10 AM, sunset at 5:16 PM
2 / 6
Gary Whitton // Shutterstock

Wednesday, January 28

- High of 29 °F, low of 0 °F (77% humidity)
- Sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 7:09 AM, sunset at 5:17 PM
3 / 6
Parilov // Shutterstock

Thursday, January 29

- High of 23 °F, low of 12 °F (81% humidity)
- Overcast with a 99% chance of snow (0 mm of snow)
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (6 mph wind)
- Sunrise at 7:09 AM, sunset at 5:18 PM
4 / 6
John Cartwright // Shutterstock

Friday, January 30

- High of 15 °F, low of 4 °F (76% humidity)
- Mostly cloudy with a 67% chance of snow (0 mm of snow)
- Moderate risk of harm from sun exposure (4 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 7:08 AM, sunset at 5:19 PM
5 / 6
Onishchenko Natalya // Shutterstock

Saturday, January 31

- High of 21 °F, low of 2 °F (85% humidity)
- Partly sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 7:07 AM, sunset at 5:21 PM
6 / 6
Robert Schlie // Shutterstock

Sunday, February 1

- High of 28 °F, low of -2 °F (79% humidity)
- Sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 7:06 AM, sunset at 5:22 PM
- Full moon

Trending Now