Weather forecast for todaySaint Peters, MO

Weather forecast for today

Current condition 2:00 pm CST

  • 68°F
  • Feels like:
    68°F
Partly Cloudy
Partly Cloudy
  • Precipitation: 0"
  • Wind: 7mphENE 70°
  • Humidity: 52%
  • Dewpoint: 50°F
  • Pressure: 30.19"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
At the moment, the sky is covered by scattered clouds with bright spots in between.
The temperature is a delightful 68°F. The current temperature is almost at the maximum of today's expected 69.8°F.

Saturday Oct 31, 2026

  • 70°F
  • 55°F
Showers
Showers
  • Precip. probability: 46%
  • Precipitation: 0.12"
  • Wind: 7mphENE 77°
  • Humidity: 51%
  • UV index: 1
  • Sunrise: 7:28 am CDT
  • Sunset: 6:03 pm CDT
  • ▼
Today, in Saint Peters, scattered showers will occur throughout the day, with lighter rain expected during the afternoon.
Minimal precipitation is predicted. The temperature is anticipated to vary between a delightful 69.8°F and a moderate 55.4°F.
Today's high temperature is expected to be slightly warmer than the typical October peak of 66°F.
Sunrise was at 7:28 am and sunset will be at 6:03 pm; the daylight will last for 10h and 35min.

Hourly overview

Hourly temperatures

Warmest period: 4 pm - 5 pm 68°C.
Coldest period: 11 pm - 12 am 61°C.

Chance of precipitation

Highest chance: 12 am 37%.

Hourly weather forecast

  • 4 pm
  • 68°F
  • Feels like:
    68°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 7mphE 81°
  • Humidity: 50%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 68°F
  • Feels like:
    68°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphENE 77°
  • Humidity: 51%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 66°F
  • Feels like:
    66°F
Cloudy
Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 6mphENE 76°
  • Humidity: 56%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:03 pm
  • 7 pm
  • 64°F
  • Feels like:
    64°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphENE 74°
  • Humidity: 62%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 63°F
  • Feels like:
    63°F
Cloudy
Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphE 82°
  • Humidity: 67%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 63°F
  • Feels like:
    63°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 4mphE 91°
  • Humidity: 68%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 63°F
  • Feels like:
    63°F
Cloudy
Cloudy
  • Precip. probability: 23%
  • Precipitation: 0"
  • Wind: 4mphE 98°
  • Humidity: 70%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 61°F
  • Feels like:
    61°F
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 3mphESE 104°
  • Humidity: 76%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 61°F
  • Feels like:
    61°F
Showers
Showers
  • Precip. probability: 37%
  • Precipitation: 0.04"
  • Wind: 4mphESE 115°
  • Humidity: 83%
  • Pressure: 30.21"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
  • 1 am
  • 59°F
  • Feels like:
    59°F
Showers
Showers
  • Precip. probability: 52%
  • Precipitation: 0.04"
  • Wind: 4mphESE 122°
  • Humidity: 89%
  • Pressure: 30.21"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
During the late afternoon and into the evening, cloudy weather is anticipated.
The temperature will vary between a maximum of 68°F and a minimum of 60.8°F. The warmest part of the day will be at 4 pm and 5 pm.
The maximum temperature will be slightly warmer than October's average high of 66°F. Forecasts show a temperature more resembling September's average minimum of 59.7°F rather than the October average of 48.4°F.
Updated: Oct 31, 2026 @ 20:00:05 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (2:00 pm CST) is 68°F.

On Saturday, scattered showers will occur throughout the day, with lighter rain expected during the afternoon.

Today, there is a low chance of minimal precipitation in Saint Peters.

Today, the highest temperature will be 69.8°F, while the lowest temperature will be 55.4°F.
The highest temperature today will be a couple of degrees higher than the average maximum temperature in October. The lowest temperature today will be also a few degrees higher than the average low temperature.

On Saturday, in Saint Peters, sunrise was at 7:28 am and sunset will be at 6:03 pm (CDT).

In Saint Peters, Missouri, the length of the day today will be 10h and 35min.