Viewing Station: TX-HYS-21 : San Marcos 7.1 W
Oct 23, 2007 - May 9, 20253,797 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.31"
May 1-9, 2025(5 of 9 days covered by obs)
NOAA Normal
1.24"
Departure from Normal
0.07" : 106% of Normal
Year-To-Date: 9.39"
Jan 1 to May 9, 2025(37 of 129 days covered by obs)
NOAA Normal
10.93"
Departure from Normal
-1.54" : 86% of Normal
Water Year-To-Date: 13.60"
Oct 1, 2024 to May 9, 2025(55 of 221 days covered by obs)
NOAA Normal
20.21"
Departure from Normal
-6.61" : 67% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.40
2.32
0.08
Feb
1.97
1.86
0.11
Mar
2.74
2.71
0.03
Apr
2.58
2.63
-0.05
May
4.26
4.30
-0.04
Jun
3.56
3.53
0.03
Jul
2.35
2.38
-0.03
Aug
2.39
2.44
-0.05
Sep
3.62
3.93
-0.31
Oct
4.23
4.22
0.01
Nov
2.65
2.93
-0.28
Dec
2.40
2.51
-0.11
35.15
35.76
-0.61