Weather Forecast and Conditions for San Marcos, Texas 78666 - The Weather Channel | Weather.com
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59° Rain
Rain
Day 79° • Night 55°
Feels Like56°
Sunrise

7:17 am

Sunset

7:52 pm

Temperature
High / Low
--/55°
Wind
18 mph
Humidity
Humidity
93%
Dew point
Dew Point
57°
Pressure
Pressure
30.07 in
UV index
UV Index
3 of 11
Visibility
Visibility
7 mi
Moon Phase - Day 17
Moon Phase
Waning Gibbous
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Rain

Rain likely to end around 5:45 PM.

Hourly Weather-

Now

Showers Light Rain
60°
Rain drop 98%
NNE 18 mph
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Light Rain

  • Temperature feels like
    Feels Like57°
  • WindNNE 18 mph
  • Humidity
    Humidity90%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover100%
  • Rain drop
    Rain Amount0.02 in

5 pm

Showers Light Rain
59°
Rain drop 60%
NNE 19 mph
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Light Rain

  • Temperature feels like
    Feels Like56°
  • WindNNE 19 mph
  • Humidity
    Humidity89%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover100%
  • Rain drop
    Rain Amount0.01 in

6 pm

Cloudy Cloudy
60°
Rain drop 15%
NNE 18 mph
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Cloudy

  • Temperature feels like
    Feels Like56°
  • WindNNE 18 mph
  • Humidity
    Humidity86%
  • UV index
    UV Index1 of 11
  • Cloud
    Cloud Cover100%
  • Rain drop
    Rain Amount0 in

7 pm

Cloudy Cloudy
62°
Rain drop 5%
NNE 16 mph
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Cloudy

  • Temperature feels like
    Feels Like60°
  • WindNNE 16 mph
  • Humidity
    Humidity76%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover94%
  • Rain drop
    Rain Amount0 in
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10 Day Weather-

Tonight

Rain Rain Early
--/55°
Rain drop 100%
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Night

55°
Rain
Rain drop
100%
NNE 19 mph

Cloudy. Periods of rain early. Low around 55F. Winds NNE at 15 to 25 mph. Chance of rain 100%.

  • Humidity
    Humidity75%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise10:38 pm
  • Moonset
    Moonset8:27 am
  • Moon Phase - Day 17 Waning Gibbous

Sun 05

Cloudy Cloudy
67°/54°
Rain drop 3%
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Day

67°
Cloudy
Rain drop
3%
NNE 19 mph

Cloudy skies. High 67F. Winds NNE at 15 to 25 mph.

  • Humidity
    Humidity50%
  • UV index
    UV Index6 of 11
  • Sunrise
    Sunrise7:16 am
  • Sunset
    Sunset7:52 pm

Night

54°
Cloudy
Rain drop
16%
NNE 13 mph

Cloudy. Low 54F. Winds NNE at 10 to 20 mph.

  • Humidity
    Humidity55%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise11:36 pm
  • Moonset
    Moonset9:03 am
  • Moon Phase - Day 18 Waning Gibbous

Mon 06

Partly Cloudy Day AM Clouds/PM Sun
74°/48°
Rain drop 5%
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Day

74°
Partly Cloudy Day
Rain drop
5%
NE 12 mph

Morning clouds will give way to sunshine for the afternoon. High 74F. Winds NE at 10 to 15 mph.

  • Humidity
    Humidity44%
  • UV index
    UV Index9 of 11
  • Sunrise
    Sunrise7:14 am
  • Sunset
    Sunset7:53 pm

Night

48°
Partly Cloudy Night
Rain drop
4%
NE 10 mph

Partly cloudy in the evening with more clouds for later at night. Low 48F. Winds NE at 10 to 15 mph.

  • Humidity
    Humidity56%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise--
  • Moonset
    Moonset9:44 am
  • Moon Phase - Day 19 Waning Gibbous

Tue 07

Cloudy Cloudy
75°/52°
Rain drop 18%
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Day

75°
Cloudy
Rain drop
18%
E 9 mph

Cloudy. High near 75F. Winds E at 5 to 10 mph.

  • Humidity
    Humidity47%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise7:13 am
  • Sunset
    Sunset7:54 pm

Night

52°
Partly Cloudy Night
Rain drop
12%
E 9 mph

Cloudy skies early, then partly cloudy after midnight. Low 52F. Winds E at 5 to 10 mph.

  • Humidity
    Humidity67%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise12:33 am
  • Moonset
    Moonset10:30 am
  • Moon Phase - Day 20 Waning Gibbous
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