Hourly Weather Forecast - San Marcos, TX

12 AM
62°F
10%
9mph
S
Mostly Cloudy
Humidity
89%
Feels like
62°F
Dew Point
59°F
1 AM
62°F
10%
9mph
SSW
Mostly Cloudy
Humidity
89%
Feels like
62°F
Dew Point
59°F
2 AM
62°F
10%
10mph
SSW
Cloudy
Humidity
90%
Feels like
62°F
Dew Point
59°F
3 AM
62°F
10%
10mph
SSW
Cloudy
Humidity
91%
Feels like
62°F
Dew Point
60°F
4 AM
62°F
10%
11mph
SSW
Cloudy
Humidity
91%
Feels like
62°F
Dew Point
60°F
5 AM
62°F
0%
11mph
SSW
Mostly Cloudy
Humidity
92%
Feels like
62°F
Dew Point
60°F
6 AM
62°F
0%
11mph
SSW
Mostly Cloudy
Humidity
94%
Feels like
62°F
Dew Point
60°F
7 AM
62°F
0%
11mph
SW
Mostly Cloudy
Humidity
94%
Feels like
62°F
Dew Point
60°F
7:21 AM
8 AM
64°F
0%
12mph
SW
Mostly Cloudy
Humidity
90%
Feels like
64°F
Dew Point
60°F
9 AM
66°F
0%
12mph
SW
Mostly Cloudy
Humidity
81%
Feels like
66°F
Dew Point
60°F
10 AM
69°F
0%
12mph
SW
Partly Cloudy
Humidity
71%
Feels like
69°F
Dew Point
59°F
11 AM
73°F
0%
12mph
WSW
Partly Cloudy
Humidity
60%
Feels like
73°F
Dew Point
58°F
12 PM
75°F
0%
12mph
WSW
Partly Cloudy
Humidity
51%
Feels like
75°F
Dew Point
56°F
1 PM
77°F
0%
13mph
W
Partly Cloudy
Humidity
44%
Feels like
77°F
Dew Point
53°F
2 PM
77°F
0%
13mph
NW
Mostly Sunny
Humidity
41%
Feels like
77°F
Dew Point
51°F
3 PM
75°F
0%
14mph
NNW
Mostly Sunny
Humidity
40%
Feels like
75°F
Dew Point
49°F
4 PM
72°F
0%
15mph
N
Mostly Sunny
Humidity
42%
Feels like
72°F
Dew Point
47°F
5 PM
68°F
0%
15mph
N
Mostly Sunny
Humidity
46%
Feels like
68°F
Dew Point
46°F
5:35 PM
6 PM
64°F
0%
15mph
N
Mostly Clear
Humidity
50%
Feels like
64°F
Dew Point
45°F
7 PM
62°F
0%
15mph
NNE
Mostly Clear
Humidity
51%
Feels like
62°F
Dew Point
44°F
8 PM
61°F
0%
15mph
NNE
Partly Cloudy
Humidity
53%
Feels like
61°F
Dew Point
43°F
9 PM
59°F
0%
15mph
NNE
Partly Cloudy
Humidity
54%
Feels like
59°F
Dew Point
42°F
10 PM
57°F
0%
14mph
NNE
Partly Cloudy
Humidity
56%
Feels like
57°F
Dew Point
41°F
11 PM
56°F
0%
13mph
NNE
Partly Cloudy
Humidity
56%
Feels like
56°F
Dew Point
40°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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