14 days forecast San Marcos
See the weather for the coming 14 days in San Marcos.
Sunday, September 29 
55%
21° / 29°
1
55%Regular sun, also clouds
Total precipitation 0 mm
Precipitation chance 5%
UV index 10
Monday, September 30 50%
21° / 29°
1
50%Regular sun, also clouds
Total precipitation 0 mm
Precipitation chance 5%
UV index 6
Tuesday, October 1 
85%
20° / 29°
2
85%Some thunderstorms, also sun
Total precipitation 3.8 mm
Precipitation chance 85%
UV index 9
Wednesday, October 2 
70%
21° / 27°
2
70%Sun, but also an occasional shower
Total precipitation 3.9 mm
Precipitation chance 85%
UV index 7
Thursday, October 3 
70%
20° / 28°
2
70%Sun and chance of a shower
Total precipitation 1.8 mm
Precipitation chance 60%
UV index 7
Friday, October 4 50%
21° / 27°
2
50%Sun, but also an occasional shower
Total precipitation 6.6 mm
Precipitation chance 90%
UV index 5
Saturday, October 5 
55%
21° / 28°
2
55%Heavy showers possible
Total precipitation 13.5 mm
Precipitation chance 95%
UV index 6
Sunday, October 6 75%
21° / 28°
2
75%Sun, but also an occasional shower
Total precipitation 7.4 mm
Precipitation chance 90%
UV index 5
Monday, October 7 75%
20° / 28°
2
75%Sun, but also an occasional shower
Total precipitation 8.1 mm
Precipitation chance 95%
UV index 4
Tuesday, October 8 70%
20° / 27°
2
70%Sun, but also an occasional shower
Total precipitation 3.4 mm
Precipitation chance 80%
UV index 5
Wednesday, October 9 70%
19° / 26°
2
70%Sun, but also an occasional shower
Total precipitation 4.3 mm
Precipitation chance 85%
UV index 5
Thursday, October 10 80%
19° / 26°
2
80%Sun and chance of a shower
Total precipitation 2.1 mm
Precipitation chance 65%
UV index 5
Friday, October 11 85%
18° / 26°
2
85%Sun and chance of a shower
Total precipitation 1.7 mm
Precipitation chance 60%
UV index 6
Saturday, October 12 85%
18° / 26°
2
85%Sun, but also an occasional shower
Total precipitation 4.7 mm
Precipitation chance 85%
UV index 6
Sunday, October 13 70%
19° / 26°
2
70%Sun, but also an occasional shower
Total precipitation 3.9 mm
Precipitation chance 85%
UV index 5