Weather forecast for todaySaint Jacob, IL
Weather forecast for today
Current condition 1:20 pm CDT
- 63°F
- Feels like:63°F
Sunny
- Precipitation: 0"
- Wind: 9mphSSE 160°
- Humidity: 39%
- Dewpoint: 37°F
- Pressure: 30.42"Hg
- Visibility: 10mi
- UV index: 5
- details ▼
At the moment, in Saint Jacob, visibility is excellent under a crystal-clear sky.
The temperature is a comfortable 62.6°F. The current temperature is nearly at the maximum anticipated 66.2°F for today.
The temperature is a comfortable 62.6°F. The current temperature is nearly at the maximum anticipated 66.2°F for today.
Sunday Oct 18, 2026
- 66°F
- 39°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphSSE 166°
- Humidity: 37%
- UV index: 5
- Sunrise: 7:11 am CDT
- Sunset: 6:16 pm CDT
- details ▼
On Sunday, in Saint Jacob, sunny skies are in store, with excellent visibility.
Temperature is anticipated to hit a high of an enjoyable 66.2°F during the day, dipping to a low of a cold 39.2°F at night.
The expected peak temperature will reflect the average October high of 65.7°F.
Sunrise was at 7:11 am and sunset will be at 6:16 pm; the daylight will last for 11h and 5min.
Temperature is anticipated to hit a high of an enjoyable 66.2°F during the day, dipping to a low of a cold 39.2°F at night.
The expected peak temperature will reflect the average October high of 65.7°F.
Sunrise was at 7:11 am and sunset will be at 6:16 pm; the daylight will last for 11h and 5min.
Hourly overview
Hourly temperatures
Warmest period: 3 pm - 4 pm 66°C.
Coldest hour: 11 pm 46°C.
Coldest hour: 11 pm 46°C.
Chance of precipitation
Highest chance: 10 pm - 11 pm 2%.
Hourly weather forecast
- 2 pm
- 64°F
- Feels like:64°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphS 173°
- Humidity: 36%
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
- 3 pm
- 66°F
- Feels like:66°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 8mphS 173°
- Humidity: 34%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 3
- details ▼
- 4 pm
- 66°F
- Feels like:66°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 7mphSSE 168°
- Humidity: 34%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 5 pm
- 64°F
- Feels like:64°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphSSE 167°
- Humidity: 36%
- Pressure: 30.33"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 6 pm
- 61°F
- Feels like:61°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 5mphSSE 150°
- Humidity: 44%
- Pressure: 30.33"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:16 pm
- 7 pm
- 54°F
- Feels like:54°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 4mphSE 135°
- Humidity: 62%
- Pressure: 30.33"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 8 pm
- 52°F
- Feels like:50°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 3mphSE 137°
- Humidity: 70%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 9 pm
- 48°F
- Feels like:48°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 3mphSE 135°
- Humidity: 78%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 48°F
- Feels like:48°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 3mphSE 139°
- Humidity: 79%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 11 pm
- 46°F
- Feels like:46°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 2mphSSE 152°
- Humidity: 82%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
For the rest of the day, sunshine is expected.
The temperature will be between the highest temperature of 66.2°F and the lowest temperature of 46.4°F. The warmest part of the day will be at 3 pm and 4 pm.
The highest temperature today will be alike with October's typical maximum. The minimum temperature today will be more close to November's average low of 37.4°F than October's average of 48.9°F.
The temperature will be between the highest temperature of 66.2°F and the lowest temperature of 46.4°F. The warmest part of the day will be at 3 pm and 4 pm.
The highest temperature today will be alike with October's typical maximum. The minimum temperature today will be more close to November's average low of 37.4°F than October's average of 48.9°F.
Updated: Oct 18, 2026 @ 18:20:12 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
The temperature at 1:20 pm CDT is 62.6°F.
Today, in Saint Jacob, expect consistent sunshine and open skies.
Today, the highest temperature in Saint Jacob will be 66.2°F, while the lowest temperature will be 39.2°F.
The highest temperature today will be in line with the average maximum temperature in October. The lowest temperature today will be uncommonly lower than the average low of 48.9°F.
The highest temperature today will be in line with the average maximum temperature in October. The lowest temperature today will be uncommonly lower than the average low of 48.9°F.
On Sunday, in Saint Jacob, sunrise was at 7:11 am and sunset will be at 6:16 pm (CDT).
In Saint Jacob, today, there will be 11h and 5min of daylight.
Saint Jacob, Illinois, USA
- en: Saint Jacob, Illinois, USA
- es: Saint Jacob, Illinois, EE.UU.
- hr: Seйnt Džakob, Ilinois, SAD
- mk: Seйnt Džakob, Ilinois, SAD
- sr: Seйnt Džakob, Ilinois, SAD
- zh: Saint Jacob, 伊利诺伊, 美国
- Latitude: 38.713937°
- Longitude: -89.768150°
- Elevation: 528 ft
- Current time: 1:44pm CDT
- Sunrise: 7:11 am CDT
- Sunset: 6:16 pm CDT
- Timezone: America/Chicago
Nearby Saint Jacob, Illinois, USA
- Highland (6 mi)
- Troy (6 mi)
- Lebanon (8 mi)
- Summerfield (8 mi)
- Trenton (9 mi)
- Grantfork (10 mi)
- Maryville (10 mi)
- Pierron (11 mi)
- Aviston (11 mi)
- O'Fallon (11 mi)
- Glen Carbon (12 mi)
- Edwardsville (12 mi)
- Collinsville (12 mi)
- Alhambra (12 mi)
- Shiloh (12 mi)
- Hamel (13 mi)
- New Baden (13 mi)
- Albers (14 mi)
- Pocahontas (14 mi)
- Fairview Heights (15 mi)
- Breese (15 mi)
- Caseyville (15 mi)
- Worden (16 mi)
- Mascoutah (16 mi)
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