78236 (San Antonio), TX Daily Weather Forecast for January 2026

Our 78236 (San Antonio), Texas Daily Weather Forecast for January 2026, developed from a specialized dynamic long-range model, provides precise daily temperature and rainfall predictions. This model, distinct from standard statistical or climatological approaches, is the result of over 50 years of dedicated private research, offering a clearer and more accurate meteorological insight.

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Click or Tap on any day for a detailed forecast.
1
Thu
21%
Sunrise
7:28AM
Sunset
5:47PM
Waxing Gibbous
2
Fri
07%
Sunrise
7:29AM
Sunset
5:48PM
Waxing Gibbous
3
Sat
56%
Sunrise
7:29AM
Sunset
5:48PM
Full Moon
4
Sun
56%
Sunrise
7:29AM
Sunset
5:49PM
Waning Gibbous
5
Mon
69%
Sunrise
7:29AM
Sunset
5:50PM
Waning Gibbous
6
Tue
80%
Sunrise
7:29AM
Sunset
5:51PM
Waning Gibbous
7
Wed
55%
Sunrise
7:29AM
Sunset
5:51PM
Waning Gibbous
8
Thu
19%
Sunrise
7:29AM
Sunset
5:52PM
Waning Gibbous
9
Fri
68%
Sunrise
7:30AM
Sunset
5:53PM
Waning Gibbous
10
Sat
32%
Sunrise
7:30AM
Sunset
5:54PM
Last Quarter
11
Sun
09%
Sunrise
7:30AM
Sunset
5:55PM
Waning Crescent
12
Mon
20%
Sunrise
7:30AM
Sunset
5:55PM
Waning Crescent
13
Tue
21%
Sunrise
7:30AM
Sunset
5:56PM
Waning Crescent
14
Wed
31%
Sunrise
7:29AM
Sunset
5:57PM
Waning Crescent
15
Thu
56%
Sunrise
7:29AM
Sunset
5:58PM
Waning Crescent
16
Fri
31%
Sunrise
7:29AM
Sunset
5:59PM
Waning Crescent
17
Sat
56%
Sunrise
7:29AM
Sunset
6:00PM
Waning Crescent
18
Sun
21%
Sunrise
7:29AM
Sunset
6:00PM
New Moon
19
Mon
07%
Sunrise
7:29AM
Sunset
6:01PM
Waxing Crescent
20
Tue
07%
Sunrise
7:28AM
Sunset
6:02PM
Waxing Crescent
21
Wed
08%
Sunrise
7:28AM
Sunset
6:03PM
Waxing Crescent
22
Thu
07%
Sunrise
7:28AM
Sunset
6:04PM
Waxing Crescent
23
Fri
33%
Sunrise
7:28AM
Sunset
6:05PM
Waxing Crescent
24
Sat
69%
Sunrise
7:27AM
Sunset
6:05PM
Waxing Crescent
25
Sun
55%
Sunrise
7:27AM
Sunset
6:06PM
Waxing Crescent
26
Mon
57%
Sunrise
7:27AM
Sunset
6:07PM
First Quarter
27
Tue
79%
Sunrise
7:26AM
Sunset
6:08PM
Waxing Gibbous
28
Wed
55%
Sunrise
7:26AM
Sunset
6:09PM
Waxing Gibbous
29
Thu
45%
Sunrise
7:25AM
Sunset
6:10PM
Waxing Gibbous
30
Fri
43%
Sunrise
7:25AM
Sunset
6:11PM
Waxing Gibbous
31
Sat
32%
Sunrise
7:24AM
Sunset
6:11PM
Waxing Gibbous

January 2026 Summary

Precipitation Forecast
Average Precipitation
Rain Frequency 5 to 7 days
Temperature Forecast
Temperature Forecast Normal
Avg High Temps
Avg Low Temps

Weather Forecast Legend

WeatherTAB helps you plan activities on days with the least risk of rain.
Low risk of rain/snow.
Transition Day – Start or End of a Risky Period
Medium risk of rain/snow.
High risk of rain/snow.
%
Forecast risk of rain/snow.
Avg High Temps Avg Low Temps