10-Day Weather Forecast - Hallettsville, TX

Mostly cloudy in the morning then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. Southeast winds 10 to 15 mph. Chance of rain 20 percent. Highest heat index readings up to 109.

Partly cloudy with a slight chance of showers and thunderstorms in the evening then mostly cloudy with a chance of showers and thunderstorms after midnight. Humid with lows in the upper 70s. Southeast winds 5 to 10 mph. Chance of rain 40 percent.

Mostly cloudy in the morning then becoming partly cloudy. A chance of showers and thunderstorms. Humid with highs in the lower 90s. Southeast winds 5 to 10 mph. Chance of rain 50 percent. Highest heat index readings up to 106.

Partly cloudy in the evening then becoming mostly cloudy. A slight chance of showers and thunderstorms. Humid with lows in the upper 70s. Southeast winds 5 to 10 mph.

Partly cloudy with a slight chance of showers and thunderstorms in the morning then mostly sunny in the afternoon. Highs in the lower 90s. Highest heat index readings up to 110.

Clear in the evening then becoming partly cloudy. Lows in the upper 70s.

Partly cloudy in the morning then clearing. Highs in the mid 90s. Highest heat index readings up to 105.

Clear in the evening then becoming partly cloudy. Lows in the upper 70s.

Mostly cloudy in the morning then clearing. Highs in the mid 90s. Highest heat index readings up to 105.

Mostly clear. Lows in the mid 70s.

Partly cloudy in the morning then clearing. Highs in the mid 90s. Highest heat index readings up to 105.

Mostly clear. Lows in the mid 70s.

Partly cloudy in the morning then clearing. Highs in the mid 90s. Highest heat index readings up to 105.

Clear. Low temperature around 77F. Dew point will be around 73F with an average humidity of 78%. Winds will be 8 mph from the S.

Mostly sunny. High temperature around 91F. Dew point will be around 73F with an average humidity of 68%. Winds will be 9 mph from the S.

Clear. Low temperature around 77F. Dew point will be around 73F with an average humidity of 77%. Winds will be 9 mph from the S.

Sunny. High temperature around 91F. Dew point will be around 74F with an average humidity of 68%. Winds will be 10 mph from the S.

Clear. Low temperature around 77F. Dew point will be around 74F with an average humidity of 77%. Winds will be 9 mph from the SE.