Weather forecast for todaySaint Peters, PA

Weather forecast for today

Current condition 1:50 pm EDT

  • 48°F
  • Feels like:
    45°F
Sunny
Sunny
  • Precipitation: 0"
  • Wind: 13mphN 350°
  • Humidity: 53%
  • Dewpoint: 34°F
  • Pressure: 30.23"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
In Saint Peters, currently, a bright sun and a clear sky set the scene for a beautiful day.
The temperature is a chilly 48.2°F, the feels-like reading is appraised at a brisk 44.6°F. The current temperature is nearly at the maximum 50°F for today.

Saturday Oct 17, 2026

  • 50°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 13mphN 351°
  • Humidity: 47%
  • UV index: 4
  • Sunrise: 7:15 am EDT
  • Sunset: 6:20 pm EDT
  • ▼
On Saturday, in Saint Peters, uninterrupted sunshine is anticipated.
Temperature is expected to swing from a high of a cool 50°F to a low of an icy 33.8°F.
The forecast high is lower and more aligned with what is typical in November than in October.
Sunrise was at 7:15 am and sunset will be at 6:20 pm; the daylight will last for 11h and 5min.

Hourly overview

Hourly temperatures

Warmest period: 2 pm - 5 pm 50°C.
Coldest hour: 11 pm 41°C.

Chance of precipitation

Highest chance: 4 pm 1%.

Hourly weather forecast

  • 2 pm
  • 50°F
  • Feels like:
    45°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 12mphN 349°
  • Humidity: 51%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 3 pm
  • 50°F
  • Feels like:
    46°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 12mphN 349°
  • Humidity: 48%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 50°F
  • Feels like:
    46°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 12mphN 352°
  • Humidity: 46%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 50°F
  • Feels like:
    46°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphN 351°
  • Humidity: 43%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 48°F
  • Feels like:
    45°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphN 350°
  • Humidity: 44%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:20 pm
  • 7 pm
  • 46°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphN 350°
  • Humidity: 45%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 45°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphNNW 347°
  • Humidity: 49%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 43°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphNNW 346°
  • Humidity: 52%
  • Pressure: 30.39"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 43°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphNNW 346°
  • Humidity: 54%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 41°F
  • Feels like:
    36°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphNNW 347°
  • Humidity: 57%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
For the rest of the day, mainly sunny weather and a cloudless sky are anticipated.
The temperature will be between a maximum of 50°F and a minimum of 41°F. The warmest part of the day will be from 2 pm to 5 pm.
The temperature will be more alike with what’s typical for November than the usual maximum in October. The expected low will be also more close to what’s common in November than the current October average of 46.9°F.
Updated: Oct 17, 2026 @ 17:50:57 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (1:50 pm EDT) is 48.2°F.

On Saturday, sunny and dry conditions are anticipated.

Today, the maximum temperature will be 50°F, while the minimum temperature will be 33.8°F.
The highest temperature today will be notably lower than the average maximum of 63°F in October. Today, the lowest temperature will be also notably lower than the average low of 46.9°F.

On Saturday, in Saint Peters, sunrise was at 7:15 am and sunset will be at 6:20 pm (EDT).

Today in Saint Peters, the daylight will last for 11h and 5min.