Weather forecast for today
Petersburg, IL

Weather forecast for today

Sunday, Jun 15.

Cloudy
5:28 am

8:31 pm
CDT
Cloudy
81°F / 66°F
  • Wind: 6mph ENE
  • Humidity: 65%
  • Precip. probability: 1%
  • Precipitation: 0"
  • UV index: 6
On Sunday, June 15, dense clouds will linger over the area.
A temperature range of a moderately hot 80.6°F to an enjoyable 66.2°F is expected.
The maximum heat index, which represents the influence of relative humidity on air temperature, is calculated to be 82.4°F.
Forecasts show that today the temperature will align with June's standard maximum of 81°F.
Sunrise was at 5:28 am and sunset will be at 8:31 pm; the daylight will last for 15h and 4min.

Current condition

Cloudy
2:12 pm CDT
Cloudy
  • 79°F
  • Feels like: 82°F
  • Wind: 5mph NNE
  • Humidity: 66%
  • Dewpoint: 66°F
  • Pressure: 30.03"Hg
  • Precipitation: 0"
  • Visibility: 10mi
  • UV index: 5
In Petersburg, at the moment, the sky is cloudy with little to no sunshine.
The temperature is a moderately hot 78.8°F, the apparent reading is calculated to be a temperate 82.4°F. The current temperature is nearly at the maximum of today's expected 80.6°F.

Frequently asked questions

What is the current temperature in Petersburg?
Currently (2:12 pm CDT) it is 78.8°F in Petersburg.
What is the weather forecast for Petersburg for today?
Today, limited sunshine due to thick clouds is expected.
What will be the maximum temperature today?
Today, the maximum temperature will be 80.6°F, while the minimum temperature will be 66.2°F. The maximum heat index, which integrates air moisture with ambient temperature, is appraised at 82.4°F.
The maximum temperature today will be in line with the average highest temperature in June. The lowest temperature today will be also in line with the average low temperature.
What time are sunrise and sunset today?
On Sunday, in Petersburg, sunrise was at 5:28 am and sunset will be at 8:31 pm (CDT).
How long is the day today?
Today, the daylight will last for 15h and 4min.

Hourly weather forecast

3 pm
  • 81°F
  • Feels like:
    82°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph ENE
  • Pressure: 30"Hg
  • Humidity: 65%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 81°F
  • Feels like:
    84°F
Cloudy
Cloudy
  • Wind: 6mph ENE
  • Pressure: 29.97"Hg
  • Humidity: 64%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
5 pm
  • 81°F
  • Feels like:
    84°F
Cloudy
Cloudy
  • Wind: 5mph ENE
  • Pressure: 29.97"Hg
  • Humidity: 65%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 81°F
  • Feels like:
    84°F
Cloudy
Cloudy
  • Wind: 5mph ENE
  • Pressure: 29.97"Hg
  • Humidity: 64%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
7 pm
  • 79°F
  • Feels like:
    82°F
Cloudy
Cloudy
  • Wind: 4mph ENE
  • Pressure: 29.94"Hg
  • Humidity: 67%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 77°F
  • Feels like:
    77°F
Cloudy
Cloudy
  • Wind: 3mph E
  • Pressure: 29.97"Hg
  • Humidity: 73%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:31 pm
9 pm
  • 75°F
  • Feels like:
    75°F
Cloudy
Cloudy
  • Wind: 3mph E
  • Pressure: 29.97"Hg
  • Humidity: 81%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
10 pm
  • 73°F
  • Feels like:
    75°F
Cloudy
Cloudy
  • Wind: 3mph ENE
  • Pressure: 29.97"Hg
  • Humidity: 83%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
11 pm
  • 72°F
  • Feels like:
    73°F
Cloudy
Cloudy
  • Wind: 3mph E
  • Pressure: 29.97"Hg
  • Humidity: 85%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
12 am
  • 72°F
  • Feels like:
    73°F
Cloudy
Cloudy
  • Wind: 3mph E
  • Pressure: 29.97"Hg
  • Humidity: 88%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
For the remainder of Sunday, gray skies are likely.
The temperature will be between a minimum of 71.6°F and a maximum of 80.6°F. The warmest part of the day will be from 3 pm to 6 pm.
The highest temperature will be alike with June's average maximum of 81°F. Today, the temperature will drop to a level also resembling June's average minimum of 64.2°F.
Updated: Jun 15, 2025 @ 19:12:52 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Petersburg, Illinois, USA

  • en: Petersburg, Illinois, USA
  • es: Petersburg, Illinois, EE.UU.
  • hr: Pitersburg, Ilinois, SAD
  • sr: Pitersburg, Ilinois, SAD
  • zh: 彼得斯堡, 伊利诺伊, 美国
  • Latitude: 40.011715°
  • Longitude: -89.848165°
  • Elevation: 512 ft
  • Current time: 2:12pm CDT
  • Sunrise: 5:28 am CDT
  • Sunset: 8:31 pm CDT
  • Timezone: America/Chicago
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