San Marcos, TX

Right Now
79°
Cloudy
  • Humidity: 74%
  • Feels Like: 84°
  • Heat Index: 84°
  • Wind: 9 mph
  • Wind Chill: 79°
  • UV Index: 6 High
  • Sunrise: 07:37:46 AM
  • Sunset: 06:54:23 PM
  • Dew Point: 70°
  • Visibility: 10 mi

Today

Partly to mostly cloudy. High 88F. Winds SE at 10 to 15 mph.

Tonight

Mostly clear this evening then becoming cloudy after midnight. Low around 70F. Winds SE at 5 to 10 mph.

Tomorrow

Cloudy skies early, followed by partial clearing. High 88F. Winds SSE at 10 to 15 mph.

Next 12 Hours

Time
Temp
Precip
12 PM
82°
3%
12 PM
82°

Wind: SE @ 9mph

Precip: 3% Chance

Humidity: 68%

Wind Chill: 82°

Heat Index: 86°

UV Index: 5 Moderate

Visibility: 10 mi

1 PM
84°
7%
1 PM
84°

Wind: SE @ 9mph

Precip: 7% Chance

Humidity: 60%

Wind Chill: 84°

Heat Index: 88°

UV Index: 5 Moderate

Visibility: 10 mi

2 PM
85°
8%
2 PM
85°

Wind: SE @ 9mph

Precip: 8% Chance

Humidity: 56%

Wind Chill: 85°

Heat Index: 89°

UV Index: 6 High

Visibility: 10 mi

3 PM
87°
5%
3 PM
87°

Wind: SE @ 9mph

Precip: 5% Chance

Humidity: 51%

Wind Chill: 87°

Heat Index: 91°

UV Index: 5 Moderate

Visibility: 10 mi

4 PM
87°
10%
4 PM
87°

Wind: SE @ 10mph

Precip: 10% Chance

Humidity: 50%

Wind Chill: 87°

Heat Index: 91°

UV Index: 3 Moderate

Visibility: 10 mi

5 PM
87°
10%
5 PM
87°

Wind: SE @ 10mph

Precip: 10% Chance

Humidity: 51%

Wind Chill: 87°

Heat Index: 91°

UV Index: 1 Low

Visibility: 10 mi

6 PM
86°
1%
6 PM
86°

Wind: SE @ 9mph

Precip: 1% Chance

Humidity: 53%

Wind Chill: 86°

Heat Index: 89°

UV Index: 0 Low

Visibility: 10 mi

7 PM
83°
1%
7 PM
83°

Wind: SE @ 7mph

Precip: 1% Chance

Humidity: 56%

Wind Chill: 83°

Heat Index: 86°

UV Index: 0 Low

Visibility: 10 mi

8 PM
79°
2%
8 PM
79°

Wind: SE @ 7mph

Precip: 2% Chance

Humidity: 65%

Wind Chill: 79°

Heat Index: 82°

UV Index: 0 Low

Visibility: 10 mi

9 PM
78°
6%
9 PM
78°

Wind: SE @ 7mph

Precip: 6% Chance

Humidity: 70%

Wind Chill: 78°

Heat Index: 81°

UV Index: 0 Low

Visibility: 10 mi

10 PM
77°
8%
10 PM
77°

Wind: SE @ 8mph

Precip: 8% Chance

Humidity: 75%

Wind Chill: 77°

Heat Index: 80°

UV Index: 0 Low

Visibility: 10 mi

11 PM
76°
5%
11 PM
76°

Wind: SE @ 8mph

Precip: 5% Chance

Humidity: 80%

Wind Chill: 76°

Heat Index: 79°

UV Index: 0 Low

Visibility: 9 mi