Weather Forecast and Conditions for San Marcos, Texas 78666 - The Weather Channel | Weather.com
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47° Sunny
Sunny
Day 68° • Night 43°
Feels Like41°
Sunrise

7:45 am

Sunset

7:38 pm

Temperature
High / Low
68°/43°
Wind
14 mph
Humidity
Humidity
53%
Dew point
Dew Point
31°
Pressure
Pressure
30.44 in
UV index
UV Index
0 of 11
Visibility
Visibility
10 mi
Moon Phase - Day 23
Moon Phase
Waning Crescent

Hourly Weather-

Now

Sunny Sunny
47°
Rain drop 0%
N 14 mph
Subtract

Sunny

  • Temperature feels like
    Feels Like41°
  • WindN 14 mph
  • Humidity
    Humidity53%
  • UV index
    UV Index0 of 11
  • Cloud
    Cloud Cover0%
  • Rain drop
    Rain Amount0 in

10 am

Sunny Sunny
52°
Rain drop 0%
NNE 16 mph
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Sunny

  • Temperature feels like
    Feels Like46°
  • WindNNE 16 mph
  • Humidity
    Humidity40%
  • UV index
    UV Index2 of 11
  • Cloud
    Cloud Cover0%
  • Rain drop
    Rain Amount0 in

11 am

Sunny Sunny
55°
Rain drop 0%
NNE 15 mph
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Sunny

  • Temperature feels like
    Feels Like51°
  • WindNNE 15 mph
  • Humidity
    Humidity33%
  • UV index
    UV Index4 of 11
  • Cloud
    Cloud Cover0%
  • Rain drop
    Rain Amount0 in

12 pm

Sunny Sunny
58°
Rain drop 0%
NNE 13 mph
Add

Sunny

  • Temperature feels like
    Feels Like55°
  • WindNNE 13 mph
  • Humidity
    Humidity31%
  • UV index
    UV Index6 of 11
  • Cloud
    Cloud Cover0%
  • Rain drop
    Rain Amount0 in
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10 Day Weather-

Today

Sunny Sunny
68°/43°
Rain drop 0%
Subtract

Day

68°
Sunny
NNE 16 mph

Plentiful sunshine. Cooler. High 68F. Winds NNE at 10 to 20 mph.

  • Humidity
    Humidity32%
  • UV index
    UV Index8 of 11
  • Sunrise
    Sunrise7:45 am
  • Sunset
    Sunset7:38 pm

Night

43°
Clear Night
Rain drop
1%
S 6 mph

Clear skies. Low 43F. Winds S at 5 to 10 mph.

  • Humidity
    Humidity46%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise3:35 am
  • Moonset
    Moonset1:31 pm
  • Moon Phase - Day 23 Waning Crescent

Fri 13

Sunny Sunny
81°/52°
Rain drop 1%
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Day

81°
Sunny
Rain drop
1%
SSW 13 mph

Sunny. High 81F. Winds SSW at 10 to 20 mph.

  • Humidity
    Humidity40%
  • UV index
    UV Index8 of 11
  • Sunrise
    Sunrise7:43 am
  • Sunset
    Sunset7:38 pm

Night

52°
Clear Night
Rain drop
14%
S 10 mph

A mostly clear sky. Low 52F. Winds S at 5 to 10 mph.

  • Humidity
    Humidity68%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise4:23 am
  • Moonset
    Moonset2:29 pm
  • Moon Phase - Day 24 Waning Crescent

Sat 14

Partly Cloudy Day Partly Cloudy
84°/63°
Rain drop 16%
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Day

84°
Partly Cloudy Day
Rain drop
16%
S 14 mph

Some clouds in the morning will give way to mainly sunny skies for the afternoon. High 84F. Winds S at 10 to 20 mph.

  • Humidity
    Humidity65%
  • UV index
    UV Index8 of 11
  • Sunrise
    Sunrise7:42 am
  • Sunset
    Sunset7:39 pm

Night

63°
Mostly Cloudy Night
Rain drop
23%
S 14 mph

Partly cloudy skies in the evening, then becoming cloudy overnight. Low 63F. Winds S at 10 to 20 mph.

  • Humidity
    Humidity76%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:05 am
  • Moonset
    Moonset3:29 pm
  • Moon Phase - Day 25 Waning Crescent

Sun 15

Partly Cloudy Day AM Clouds/PM Sun
85°/39°
Rain drop 22%
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Day

85°
Partly Cloudy Day
Rain drop
22%
WSW 16 mph

Cloudy early with partial sunshine expected late. Near record high temperatures. High near 85F. Winds WSW at 10 to 20 mph.

  • Humidity
    Humidity59%
  • UV index
    UV Index7 of 11
  • Sunrise
    Sunrise7:41 am
  • Sunset
    Sunset7:40 pm

Night

39°
Windy
N 24 mph

Mostly clear skies with gusty winds. Low 39F. Winds N at 20 to 30 mph.

  • Humidity
    Humidity29%
  • UV index
    UV Index0 of 11
  • Moonrise
    Moonrise5:42 am
  • Moonset
    Moonset4:31 pm
  • Moon Phase - Day 26 Waning Crescent
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