Port Byron, Illinois Weather
Issued: 10:36 am CST Dec 17, 2025 Latitude: 41.6064219 Longitude: -90.3354061 View on Google Maps
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Current Conditions at
DAVENPORT - (KDVN)
37°
Clear
as of 12:52 PM CST
Rel. Humidity: 74%
Dew Point: 30°F
Visibility: 10 Miles
Flight Rule: VFR
Cloud Level(s): Clear
Current Conditions at
MOLINE - (KMLI)
37°
Clear
as of 12:52 PM CST
Rel. Humidity: 69%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Cloud Level(s): Clear
Current Conditions at
CLINTON - (KCWI)
34°
Clear
as of 12:56 PM CST
Rel. Humidity: 80%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Cloud Level(s): Clear
Current Conditions at
SAVANNA - (KSFY)
36°
Clear
as of 12:55 PM CST
Rel. Humidity: 74%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Cloud Level(s): Clear
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This Afternoon... Mostly sunny, with a high near 38. Southeast wind 5 to 10 mph. |
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Tonight... Rain likely, mainly after 5am. Mostly cloudy, with a temperature rising to around 44 by 4am. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. |
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Thursday... Rain before noon, then scattered snow showers after 5pm. Temperature falling to around 29 by 5pm. Breezy, with a west wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. Little or no snow accumulation expected. |
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Thursday Night... Scattered snow showers, mainly before 7pm. Mostly cloudy, with a low around 11. Wind chill values as low as -5. Breezy, with a west wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 30%. |
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Friday... Mostly sunny, with a high near 30. |
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Friday Night... Mostly cloudy, with a low around 23. |
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Saturday... Partly sunny, with a high near 43. |
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Saturday Night... Partly cloudy, with a low around 18. |
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Sunday... Mostly sunny, with a high near 31. |
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Sunday Night... Partly cloudy, with a low around 19. |
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Monday... Partly sunny, with a high near 37. |
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Monday Night... Mostly cloudy, with a low around 30. |
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Tuesday... Partly sunny, with a high near 43. |
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Current Radar Image
Sun Almanac for Port Byron, Illinois
Sunrise: 07:23 AM
Sunset: 4:33 PM
Civil Sunrise:06:51 AM
Civil Sunset: 5:04 PM
Nautical Sunrise: 06:16 AM
Nautical Sunset: 5:39 PM
Astro Sunrise: 05:42 AM
Astro Sunset: 6:13 PM
Illinois' Current Temperatures
Illinois' Satellite Image
Illinois' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 5141 locations
in the contiguous United States |
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High
Temp |
81° |
Placida, Florida
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Low
Temp |
14° |
Solon Springs, Wisconsin
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Wind
Speed |
47mph |
Billings, Montana
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Wind
Gust |
64mph |
Spearfish/Clyde Ice, South Dakota
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Wind
Chill |
1° |
Solon Springs, Wisconsin
|
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High
Pressure |
30.31Hg |
Big Bear City, California
|
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Low
Pressure |
28.96Hg |
Malta, Montana
|
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| # Locations Reporting Snow |
1 |
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| # Locations Reporting Rain |
32 |
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| # Locations Reporting Fog |
6 |
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| Average Temperature in the Contiguous USA |
51° |
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National Weather Service for official information.
