Weather forecast for today
Port Byron, IL

Weather forecast for today

Thursday, May 1.

Showers
5:55 am

8:00 pm
CDT
Showers
66°F / 50°F
  • Wind: 13mph W
  • Humidity: 84%
  • Precip. probability: 50%
  • Precipitation: 0.04"
  • UV index: 3
Today, in Port Byron, expect showers through the day, with the rain easing off by evening.
Minimal precipitation is forecasted. The temperature is anticipated to oscillate between a maximum of a breezy 66.2°F and a minimum of a crisp 50°F.
The forecasted temperature is relatively lower than May's regular maximum of 70.3°F.
Sunrise was at 5:55 am and sunset will be at 8:00 pm; the daylight will last for 14h and 5min.

Current condition

Cloudy
9:58 am CDT
Cloudy
  • 55°F
  • Feels like: 54°F
  • Wind: 10mph WNW
  • Humidity: 97%
  • Dewpoint: 54°F
  • Pressure: 29.69"Hg
  • Precipitation: 0"
  • Visibility: 7mi
  • UV index: 2
At the moment, in Port Byron, the sky is completely covered with thick clouds, leaving no sunshine.
The temperature is a mild 55.4°F, the feels-like temperature is nearly identical at 53.6°F. The current temperature is relatively far from today's maximum-forecasted 66.2°F.

Weather radar - Port Byron, IL

Doppler radar displays precipitation for the past 2h and forecasts the next 30min

Frequently asked questions

What is the current temperature in Port Byron?
The temperature at 9:58 am CDT is 55.4°F.
What is the weather forecast for Port Byron for today?
Today, in Port Byron, expect occasional showers throughout the day, with the rain easing off in the afternoon.
Will it rain today?
Today, there is a low chance of minimal precipitation in Port Byron.
What will be the maximum temperature today?
Today, the maximum temperature in Port Byron will be 66.2°F, while the minimum temperature will be 50°F.
The highest temperature will be slightly cooler than the average maximum of 70.3°F in May. The lowest temperature will be in line with the average low of 53.4°F.
When are sunrise and sunset today?
On Thursday, in Port Byron, sunrise was at 5:55 am and sunset will be at 8:00 pm (CDT).
How long is the day today?
In Port Byron, Illinois, today, there will be 14h and 5min of daylight.

Hourly weather forecast

10 am
  • 55°F
  • Feels like:
    54°F
Cloudy
Cloudy
  • Wind: 10mph WNW
  • Pressure: 29.68"Hg
  • Humidity: 96%
  • Precip. probability: 16%
  • Precipitation: 0"
  • Visibility: 7mi
11 am
  • 55°F
  • Feels like:
    54°F
Cloudy
Cloudy
  • Wind: 11mph WNW
  • Pressure: 29.68"Hg
  • Humidity: 98%
  • Precip. probability: 16%
  • Precipitation: 0"
  • Visibility: 6mi
12 pm
  • 57°F
  • Feels like:
    55°F
Showers
Showers
  • Wind: 11mph W
  • Pressure: 29.68"Hg
  • Humidity: 93%
  • Precip. probability: 39%
  • Precipitation: 0.04"
  • Visibility: 8mi
1 pm
  • 61°F
  • Feels like:
    57°F
Showers
Showers
  • Wind: 12mph W
  • Pressure: 29.68"Hg
  • Humidity: 86%
  • Precip. probability: 50%
  • Precipitation: 0.04"
  • Visibility: 7mi
2 pm
  • 63°F
  • Feels like:
    61°F
Cloudy
Cloudy
  • Wind: 13mph W
  • Pressure: 29.68"Hg
  • Humidity: 82%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
3 pm
  • 63°F
  • Feels like:
    63°F
Cloudy
Cloudy
  • Wind: 12mph W
  • Pressure: 29.68"Hg
  • Humidity: 78%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 64°F
  • Feels like:
    63°F
Cloudy
Cloudy
  • Wind: 12mph W
  • Pressure: 29.68"Hg
  • Humidity: 76%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
5 pm
  • 64°F
  • Feels like:
    64°F
Cloudy
Cloudy
  • Wind: 12mph W
  • Pressure: 29.68"Hg
  • Humidity: 75%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 64°F
  • Feels like:
    64°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph W
  • Pressure: 29.68"Hg
  • Humidity: 76%
  • Precip. probability: 13%
  • Precipitation: 0"
  • Visibility: 10mi
7 pm
  • 63°F
  • Feels like:
    63°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 8mph W
  • Pressure: 29.68"Hg
  • Humidity: 77%
  • Precip. probability: 23%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 61°F
  • Feels like:
    61°F
Showers
Showers
  • Wind: 6mph W
  • Pressure: 29.68"Hg
  • Humidity: 83%
  • Precip. probability: 41%
  • Precipitation: 0.04"
  • Visibility: 7mi
Sunset: 8:00 pm
9 pm
  • 61°F
  • Feels like:
    59°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph W
  • Pressure: 29.71"Hg
  • Humidity: 88%
  • Precip. probability: 23%
  • Precipitation: 0"
  • Visibility: 9mi
10 pm
  • 59°F
  • Feels like:
    57°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph W
  • Pressure: 29.71"Hg
  • Humidity: 90%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 7mi
11 pm
  • 57°F
  • Feels like:
    57°F
Cloudy
Cloudy
  • Wind: 7mph W
  • Pressure: 29.71"Hg
  • Humidity: 90%
  • Precip. probability: 21%
  • Precipitation: 0"
  • Visibility: 7mi
Today, in Port Byron, primarily dull and occasionally wet weather is expected.
With minimal precipitation of 0.04", rainfall is expected at 12 pm, 1 pm and 8 pm.
The temperature will vary between a maximum of 64.4°F and a minimum of 55.4°F. The warmest part of the day will be from 4 pm to 6 pm.
The forecasted high will be slightly cooler than the typical May maximum of 70.3°F. The night temperature will be also resembling the standard May low of 53.4°F.
Updated: May 1, 2025 @ 14:58:16 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Port Byron, Illinois, USA

  • en: Port Byron, Illinois, USA
  • es: Port Byron, Illinois, EE.UU.
  • hr: Port Bajron, Ilinois, SAD
  • sr: Port Bajron, Ilinois, SAD
  • zh: 拜伦港, 伊利诺伊, 美国
  • Latitude: 41.606422°
  • Longitude: -90.335406°
  • Elevation: 610 ft
  • Current time: 9:58am CDT
  • Sunrise: 5:55 am CDT
  • Sunset: 8:00 pm CDT
  • Timezone: America/Chicago
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