Av. high : Average high in ºF - Av.low : Average low in ºF - Av. precip. : Average precipitation in inch - Days precip. : Days with precipitation - Hours sun. : Hours of sunshine
Hi : Average high in ºF - Lo : Average low in ºF - Pre. : Average precipitation in inch - DP : Days with precipitation - Sun : Hours of sunshine
San Marcos Climate Graph - Texas Climate Chart
Daily normals San Marcos - Texas - January
Day
High
ºF
Low
ºF
Prec/mo
inch
Prec/yr
inch
Snow/mo
inch
Snow/yr
inch
1 Jan
61.7
38.4
0.08
0.08
0.00
0.00
2 Jan
61.7
38.4
0.16
0.16
0.00
0.00
3 Jan
61.7
38.4
0.24
0.24
0.00
0.00
4 Jan
61.7
38.3
0.31
0.31
0.00
0.00
5 Jan
61.7
38.3
0.35
0.35
0.00
0.00
6 Jan
61.7
38.3
0.43
0.43
0.00
0.00
7 Jan
61.8
38.3
0.51
0.51
0.00
0.00
8 Jan
61.8
38.3
0.55
0.55
0.00
0.00
9 Jan
61.8
38.3
0.63
0.63
0.00
0.00
10 Jan
61.9
38.3
0.71
0.71
0.00
0.00
11 Jan
61.9
38.4
0.75
0.75
0.00
0.00
12 Jan
62.0
38.4
0.83
0.83
0.00
0.00
13 Jan
62.1
38.4
0.91
0.91
0.00
0.00
14 Jan
62.1
38.4
0.94
0.94
0.00
0.00
15 Jan
62.2
38.5
1.02
1.02
0.00
0.00
16 Jan
62.3
38.5
1.10
1.10
0.00
0.00
17 Jan
62.3
38.6
1.14
1.14
0.00
0.00
18 Jan
62.4
38.6
1.22
1.22
0.00
0.00
19 Jan
62.5
38.7
1.30
1.30
0.00
0.00
20 Jan
62.6
38.7
1.34
1.34
0.00
0.00
21 Jan
62.7
38.8
1.42
1.42
0.00
0.00
22 Jan
62.7
38.8
1.50
1.50
0.00
0.00
23 Jan
62.8
38.9
1.54
1.54
0.00
0.00
24 Jan
62.9
39.0
1.61
1.61
0.00
0.00
25 Jan
63.0
39.1
1.69
1.69
0.00
0.00
26 Jan
63.1
39.2
1.73
1.73
0.00
0.00
27 Jan
63.2
39.3
1.81
1.81
0.00
0.00
28 Jan
63.4
39.4
1.89
1.89
0.00
0.00
29 Jan
63.5
39.5
1.93
1.93
0.00
0.00
30 Jan
63.6
39.6
2.01
2.01
0.00
0.00
31 Jan
63.7
39.7
2.05
2.05
0.00
0.00
Weather history San Marcos - September 2019
Day
High
ºF
Low
ºF
Precip.
inch
Snow
inch
Snow d.
inch
01 Sep
95.0
73.9
0.00
0.00
0.0
02 Sep
99.0
73.9
0.00
0.00
0.0
03 Sep
100.9
73.0
0.00
0.00
0.0
04 Sep
100.9
75.0
0.00
0.00
0.0
05 Sep
98.1
72.0
0.00
0.00
0.0
06 Sep
100.9
73.9
0.00
0.00
0.0
07 Sep
100.9
75.0
0.00
0.00
0.0
08 Sep
100.0
77.0
0.00
0.00
0.0
09 Sep
99.0
75.0
0.00
0.00
0.0
10 Sep
99.0
73.0
0.00
0.00
0.0
11 Sep
99.0
71.1
0.00
0.00
0.0
12 Sep
95.0
71.1
0.46
0.00
0.0
13 Sep
96.1
73.0
0.00
0.00
0.0
14 Sep
96.1
73.0
0.00
0.00
0.0
15 Sep
99.0
70.0
0.00
0.00
0.0
16 Sep
97.0
73.0
0.00
0.00
0.0
17 Sep
97.0
72.0
0.00
0.00
0.0
18 Sep
91.9
71.1
0.00
0.00
0.0
19 Sep
99.0
73.0
0.00
0.00
0.0
20 Sep
100.0
77.0
0.00
0.00
0.0
21 Sep
97.0
77.0
0.00
0.00
0.0
22 Sep
95.0
75.0
0.00
0.00
0.0
23 Sep
97.0
75.0
0.00
0.00
0.0
24 Sep
97.0
75.9
0.00
0.00
0.0
25 Sep
95.0
73.0
0.00
0.00
0.0
26 Sep
96.1
71.1
0.00
0.00
0.0
27 Sep
97.0
70.0
0.00
0.00
0.0
28 Sep
96.1
73.0
0.00
0.00
0.0
29 Sep
90.0
78.1
0.17
0.00
0.0
30 Sep
97.0
77.0
0.00
0.00
0.0
Past weather San Marcos
Sep 19
Normal
Average high temperature Av. high temp.
97.4 ºF
90 ºF
Average low temperature Av. low temp.
73.7 ºF
68 ºF
Total precipitation Total precip.
0.63 inch
3.42 inch
Total snowfall Total snowfall
0.00 inch
0 inch
Highest max temperature Highest max temp.
100.9 ºF
-
Lowest max temperature Lowest max temp.
90.0 ºF
-
Highest min temperature Highest min temp.
78.1 ºF
-
Lowest min temperature Lowest min temp.
70.0 ºF
-
Past weather September 2019 incomplete - Missing data
Geo San Marcos - Texas
Country
United States
State
Texas
County
Caldwell
City
San Marcos
Zip code
78666
Longitude
-97.86 dec. degr.
Latitude
29.89 dec. degr.
Altitude - Elevation
584ft
ICAO
-
IATA
-
Date and Time San Marcos - Texas
Local Time
10:54 PM
Sunrise
07:27 AM
Sunset
05:56 PM
Day / Night
Night
Timezone
Chicago -6:00
Timezone DB
America/Chicago
Map of San Marcos - Texas
San Marcos weather averages
Annual high temperature
80ºF
Annual low temperature
57ºF
Average annual precip.
35.73 inch
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Station Data
Monthly averages San Marcos Longitude: -97.863, Latitude: 29.8927 Average weather San Marcos, TX - 78666
Monthly: 1981-2010 normals History: 2007-2019
Abbreviations
Average precipitation in : Av. precipitation in Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...