10-Day Weather Forecast - Herculaneum, MO

Mostly cloudy. Not as cool with highs in the lower 40s. Southwest winds 5 to 10 mph.

Partly cloudy in the evening then clearing. Not as cool with lows around 30. West winds around 5 mph.

Mostly sunny. Highs in the lower 50s. West winds 5 to 10 mph becoming northwest 10 to 15 mph in the afternoon.

Partly cloudy. Lows in the mid 20s. North winds 5 to 10 mph.

Mostly sunny. Cooler with highs in the upper 30s. Northeast winds around 5 mph becoming southeast around 5 mph in the afternoon.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 20s.

Partly sunny in the morning then clearing. Not as cool with highs in the upper 50s.

Mostly clear. Lows in the lower 30s. Highs in the lower 60s.

Mostly clear. Lows in the lower 30s. Highs in the lower 60s.

Mostly clear in the evening then becoming partly cloudy. Not as cool with lows in the lower 40s.

Partly sunny in the morning then becoming mostly cloudy. A 20 percent chance of rain. Highs in the mid 60s.

Mostly cloudy with a 40 percent chance of rain. Lows in the lower 40s.

Mostly cloudy. A chance of rain mainly in the morning. Highs in the upper 50s. Chance of rain 30 percent.

Cloudy. Low temperature around 40F. Dew point will be around 35F with an average humidity of 72%. Winds will be 2 mph from the NW.

Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 55F. Dew point will be around 41F with an average humidity of 71%. Winds will be 1 mph from the N.

Cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 41F. Dew point will be around 39F with an average humidity of 77%. Winds will be 2 mph from the NE.

Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 49F. Dew point will be around 39F with an average humidity of 77%. Winds will be 2 mph from the N.

Cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 37F. Dew point will be around 36F with an average humidity of 82%. Winds will be 2 mph from the N.

Cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 48F. Dew point will be around 36F with an average humidity of 74%. Winds will be 5 mph from the NW.

Mostly cloudy. Low temperature around 34F. Dew point will be around 32F with an average humidity of 77%. Winds will be 6 mph from the NW.