Weather in Port Byron, Illinois, United States

7-Day Detailed Weather Forecast for Port Byron

This Afternoon

Temperature: 83°F

Wind Speed: 10 to 15 mph

Wind Direction: NE

Forecast: Sunny, with a high near 83. Northeast wind 10 to 15 mph.

Tonight

Temperature: 43°F

Wind Speed: 5 to 10 mph

Wind Direction: NE

Forecast: Clear, with a low around 43. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

Sunday

Temperature: 79°F

Wind Speed: 5 to 10 mph

Wind Direction: E

Forecast: Sunny, with a high near 79. East wind 5 to 10 mph.

Sunday Night

Temperature: 52°F

Wind Speed: 5 to 10 mph

Wind Direction: E

Forecast: Mostly clear, with a low around 52. East wind 5 to 10 mph.

Monday

Temperature: 82°F

Wind Speed: 5 to 10 mph

Wind Direction: E

Forecast: Mostly sunny, with a high near 82.

Monday Night

Temperature: 61°F

Wind Speed: 5 to 10 mph

Wind Direction: SE

Forecast: Mostly cloudy, with a low around 61.

Tuesday

Temperature: 80°F

Wind Speed: 5 to 10 mph

Wind Direction: SE

Forecast: A chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 80. Chance of precipitation is 40%.

Tuesday Night

Temperature: 61°F

Wind Speed: 5 mph

Wind Direction: SE

Forecast: A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 61. Chance of precipitation is 40%.

Wednesday

Temperature: 85°F

Wind Speed: 5 to 10 mph

Wind Direction: SE

Forecast: Sunny, with a high near 85.

Wednesday Night

Temperature: 66°F

Wind Speed: 10 mph

Wind Direction: SE

Forecast: Mostly clear, with a low around 66.

Thursday

Temperature: 90°F

Wind Speed: 10 to 20 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Chance of precipitation is 40%.

Thursday Night

Temperature: 61°F

Wind Speed: 10 to 15 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms before 1am. Mostly clear, with a low around 61. Chance of precipitation is 40%.

Friday

Temperature: 81°F

Wind Speed: 10 to 15 mph

Wind Direction: W

Forecast: A slight chance of rain showers after 1pm. Sunny, with a high near 81.

Friday Night

Temperature: 55°F

Wind Speed: 10 to 15 mph

Wind Direction: W

Forecast: A slight chance of rain showers. Mostly clear, with a low around 55.