10-Day Weather Forecast - San Marcos, TX

Sunny. Not as cool with highs in the upper 70s. West winds 5 to 10 mph with gusts up to 20 mph becoming north in the afternoon.

Clear. Lows in the mid 40s. Northwest winds around 5 mph.

Mostly sunny. Highs in the upper 70s. Northeast winds around 5 mph becoming southeast in the afternoon.

Partly cloudy. Lows in the upper 40s.

Mostly cloudy. Highs in the mid 70s. Lows in the lower 50s.

Mostly cloudy. Highs in the mid 70s. Lows in the lower 50s.

Mostly cloudy. Highs in the mid 70s. Lows in the lower 50s.

Cloudy. A slight chance of showers in the evening then a chance of showers after midnight. Lows in the upper 50s. Chance of rain 30 percent.

Cloudy with a 40 percent chance of showers. Highs in the mid 70s.

Partly cloudy. A chance of showers mainly in the evening. Lows in the mid 50s. Chance of rain 30 percent.

Partly cloudy in the morning then clearing. Highs in the lower 80s.

Mostly clear. Low temperature around 59F. Dew point will be around 57F with an average humidity of 81%. Winds will be 7 mph from the SE.

Cloudy. High temperature around 78F. Dew point will be around 62F with an average humidity of 75%. Winds will be 7 mph from the S.

Mostly clear. Low temperature around 61F. Dew point will be around 60F with an average humidity of 83%. Winds will be 6 mph from the SE.

Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 72F. Dew point will be around 56F with an average humidity of 65%. Winds will be 4 mph from the W.

Clear. Low temperature around 53F. Dew point will be around 47F with an average humidity of 62%. Winds will be 3 mph from the W.

Sunny. High temperature around 70F. Dew point will be around 46F with an average humidity of 51%. Winds will be 4 mph from the W.

Clear. Low temperature around 49F. Dew point will be around 41F with an average humidity of 56%. Winds will be 1 mph from the NW.