Weather forecast for todaySaint Jacob, IL

Weather forecast for today

Current condition 2:34 pm CDT

  • 57°F
  • Feels like:
    57°F
Sunny
Sunny
  • Precipitation: 0"
  • Wind: 5mphNNW 340°
  • Humidity: 42%
  • Dewpoint: 36°F
  • Pressure: 30.49"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
In Saint Jacob, currently, the day is bathed in golden sunlight, with no clouds in sight.
The temperature is a moderate 57.2°F. The current temperature is almost at the maximum of today's expected 59°F.

Saturday Oct 17, 2026

  • 59°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphN 2°
  • Humidity: 42%
  • UV index: 4
  • Sunrise: 7:10 am CDT
  • Sunset: 6:18 pm CDT
  • ▼
Today, in Saint Jacob, the forecast calls for abundant sunshine.
The maximum anticipated temperature is a mild 59°F, while the minimum temperature will be an icy 37.4°F.
The daily maximum temperature is forecasted to be a couple of degrees lower than October's climate average of 65.7°F.
Sunrise was at 7:10 am and sunset will be at 6:18 pm; the daylight will last for 11h and 8min.

Hourly overview

Hourly temperatures

Warmest period: 3 pm - 4 pm 59°C.
Coldest period: 11 pm - 12 am 43°C.

Chance of precipitation

Highest chance: 10 pm - 12 am 2%.

Hourly weather forecast

  • 3 pm
  • 59°F
  • Feels like:
    59°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphN 356°
  • Humidity: 40%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 59°F
  • Feels like:
    59°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphN 356°
  • Humidity: 39%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 57°F
  • Feels like:
    57°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphN 355°
  • Humidity: 40%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 55°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphNNE 23°
  • Humidity: 49%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:18 pm
  • 7 pm
  • 50°F
  • Feels like:
    50°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphENE 60°
  • Humidity: 66%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 48°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphENE 69°
  • Humidity: 72%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 46°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphE 85°
  • Humidity: 79%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 45°F
  • Feels like:
    45°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphESE 112°
  • Humidity: 82%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphSE 131°
  • Humidity: 82%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphSE 132°
  • Humidity: 84%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
For the rest of Saturday, mostly cloudless and sunny weather is anticipated.
The temperature will vary between a minimum of 42.8°F and a maximum of 59°F. The warmest part of the day will be at 3 pm and 4 pm.
Today, the forecasted high will be a couple of degrees lower than October's typical peak temperature. The expected low will be more comparable to what’s common in November than the current October average of 48.9°F.
Updated: Oct 17, 2026 @ 19:34:29 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 2:34 pm CDT, the temperature is 57.2°F.

Today, in Saint Jacob, clear and sunny conditions are expected.

Today, the highest temperature will be 59°F, while the lowest temperature will be 37.4°F.
Today, the maximum temperature will be moderately lower than the average highest temperature in October. The lowest temperature today will be noticeably lower than the average low of 48.9°F.

On Saturday, in Saint Jacob, sunrise was at 7:10 am and sunset will be at 6:18 pm (CDT).

In Saint Jacob, Illinois, today, there will be 11h and 8min of daylight.