10-Day Weather Forecast - Fairfield, IL

Mostly cloudy in the morning then becoming mostly sunny. Cooler with highs in the lower 40s. Temperature falling into the lower 30s in the afternoon. Northwest winds 15 to 20 mph with gusts up to 30 mph.

Mostly clear. Much cooler with lows around 17. Northwest winds 10 to 15 mph.

Sunny. Highs around 30. Northwest winds around 5 mph.

Partly cloudy in the evening then mostly cloudy with a chance of snow showers after midnight. Little or no snow accumulation. Lows in the lower 20s. Temperature rising into the lower 30s after midnight. Southwest winds 10 to 15 mph. Chance of snow 30 percent.

Mostly cloudy. Highs in the lower 40s. Lows around 20.

Mostly cloudy. Highs in the lower 40s. Lows around 20.

Partly sunny in the morning then becoming mostly cloudy. Cooler with highs in the mid 20s.

Partly cloudy. Lows around 10 above. Highs in the upper 20s.

Partly cloudy. Lows around 10 above. Highs in the upper 20s.

Partly cloudy. Lows around 15. Highs in the lower 30s.

Partly cloudy. Lows around 15. Highs in the lower 30s.

Mostly clear. Cold with lows around 10 above.

Mostly sunny. Highs in the upper 20s.

Clear. Low temperature around 23F. Dew point will be around 13F with an average humidity of 62%. Winds will be 5 mph from the SE.

Partly cloudy. High temperature around 37F. Dew point will be around 21F with an average humidity of 61%. Winds will be 7 mph from the S.

Cloudy with a slight chance of rain-snow mix. Chance of precipitation 30%. Low temperature around 32F. Dew point will be around 27F with an average humidity of 78%. Winds will be 4 mph from the S.

Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 41F. Dew point will be around 31F with an average humidity of 75%. Winds will be 6 mph from the SE.

Cloudy with a chance of rain. Chance of precipitation 55%. Low temperature around 38F. Dew point will be around 34F with an average humidity of 84%. Winds will be 4 mph from the SE.