St. Louis 7-day weather forecast

Stacker created the forecast for St. Louis, Missouri using data from OpenWeather. This week's high is 105 °F on Friday, while the low is 72 °F on Monday. There are expected to be 5 sunny days and rain on 2 days this week.

NWS St Louis MO has issued a heat advisory until Saturday at 08:00 PM.

Monday, August 31

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1 / 6

Tuesday, September 1

- High of 101 °F, low of 75 °F (28% humidity)
- Fair with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:30 AM, sunset at 7:31 PM

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2 / 6

Wednesday, September 2

- High of 104 °F, low of 80 °F (27% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:31 AM, sunset at 7:30 PM

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3 / 6

Thursday, September 3

- High of 103 °F, low of 80 °F (28% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:31 AM, sunset at 7:28 PM

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4 / 6

Friday, September 4

- High of 105 °F, low of 81 °F (27% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 6:32 AM, sunset at 7:27 PM
- Last quarter moon

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5 / 6

Saturday, September 5

- High of 105 °F, low of 75 °F (25% humidity)
- Partly sunny with a 100% chance of rain (6 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Strong breeze (25 mph wind)
- Sunrise at 6:33 AM, sunset at 7:25 PM

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6 / 6

Sunday, September 6

- High of 91 °F, low of 72 °F (69% humidity)
- Overcast with a 100% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 6:34 AM, sunset at 7:24 PM