Weather in Fairfield, Illinois, United States

7-Day Detailed Weather Forecast for Fairfield

Overnight

Temperature: 36°F

Wind Speed: 0 to 5 mph

Wind Direction: ESE

Forecast: Cloudy, with a low around 36. East southeast wind 0 to 5 mph.

Saturday

Temperature: 42°F

Wind Speed: 5 to 10 mph

Wind Direction: SE

Forecast: Patchy fog before 9am. Cloudy, with a high near 42. Southeast wind 5 to 10 mph.

Saturday Night

Temperature: 41°F

Wind Speed: 5 to 10 mph

Wind Direction: SSE

Forecast: Patchy fog before 9pm, then patchy fog and a slight chance of rain showers between 9pm and midnight, then rain showers likely and patchy fog. Cloudy. Low around 41, with temperatures rising to around 45 overnight. South southeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

Sunday

Temperature: 57°F

Wind Speed: 5 to 15 mph

Wind Direction: SSW

Forecast: Rain showers and patchy fog. Cloudy, with a high near 57. South southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

Sunday Night

Temperature: 18°F

Wind Speed: 20 to 30 mph

Wind Direction: W

Forecast: Rain showers likely before 9pm, then rain and snow showers likely. Cloudy, with a low around 18. West wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of less than half an inch possible.

Monday

Temperature: 24°F

Wind Speed: 25 to 30 mph

Wind Direction: WNW

Forecast: A chance of snow showers. Mostly cloudy, with a high near 24. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

Monday Night

Temperature: 12°F

Wind Speed: 15 to 20 mph

Wind Direction: WNW

Forecast: Partly cloudy, with a low around 12.

Tuesday

Temperature: 27°F

Wind Speed: 15 mph

Wind Direction: W

Forecast: Partly sunny, with a high near 27.

Tuesday Night

Temperature: 20°F

Wind Speed: 15 mph

Wind Direction: W

Forecast: A slight chance of snow before midnight. Mostly cloudy, with a low around 20.

Wednesday

Temperature: 30°F

Wind Speed: 15 mph

Wind Direction: WNW

Forecast: A slight chance of snow after noon. Mostly cloudy, with a high near 30.

Wednesday Night

Temperature: 9°F

Wind Speed: 10 to 15 mph

Wind Direction: NW

Forecast: A chance of snow. Mostly cloudy, with a low around 9.

New Year's Day

Temperature: 17°F

Wind Speed: 10 to 15 mph

Wind Direction: WNW

Forecast: Mostly sunny, with a high near 17.

Thursday Night

Temperature: 4°F

Wind Speed: 5 to 10 mph

Wind Direction: WNW

Forecast: Mostly clear, with a low around 4.

Friday

Temperature: 20°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: Sunny, with a high near 20.