San Marcos Weather Conditions
Current Temperature Level
26 °C
39 AQI
Air quality index is: Good
Last Updated: 2025-08-12 04:15 (Local Time)
MapSan Marcos
San Marcos Weather Parameters
9 km/h
5 m/s
210° SSW
0 %
16 km
0 mm
1015 mb
UV Index0
Suggestions for
TodaySan Marcos12 Aug.
Heat Stroke• Avoid Outdoor 
Clothing• Breathable
Driving• Enjoy Driving
Sunscreen• ApplyTrending in United States
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San Marcos 10-Days Weather Forecast
Today
32°C
54 %Wednesday
31°C61 %Thursday
30°C58 %Friday
25°C80 %Saturday
30°C62 %Sunday
31°C54 %Monday
32°C51 %Tuesday
32°C48 %Wednesday
32°C54 %Thursday
30°C59 %Partly Cloudy
Periodic cloud cover with temperature at 32 °C. Humidity will be at 54%, and winds will be at 15.1 km/h.38°C / 24°C
Humi.54 %
Prec.0 mm
Sunrise
06:58 AM13hrs 17min
Sunset
08:15 PMTime
Condition
Temp
Humidity
UV
Wind Speed & Dir.
12 AM
Partly Cloudy
29 °C
61 %
0
13 kmph / SSE
Partly Cloudy 
Feels 31.5 °C
Cover 36 %
Visibility 10 km
1 AM
Partly Cloudy
28 °C
65 %
0
14.8 kmph / SSE
Partly Cloudy Feels 30.7 °C
Cover 37 %
Visibility 10 km
2 AM
Partly Cloudy
28 °C
71 %
0
12.6 kmph / SSE
Partly Cloudy Feels 29.9 °C
Cover 43 %
Visibility 10 km
3 AM
Partly Cloudy
27 °C
73 %
0
10.1 kmph / S
Partly Cloudy Feels 29.1 °C
Cover 46 %
Visibility 10 km
4 AM
Partly Cloudy
26 °C
79 %
0
9.4 kmph / SSW
Partly Cloudy Feels 28.3 °C
Cover 0 %
Visibility 16 km
5 AM
Partly Cloudy
25 °C
79 %
0
9 kmph / SW
Partly Cloudy Feels 27.6 °C
Cover 42 %
Visibility 10 km
6 AM
Partly Cloudy
25 °C
80 %
0
9 kmph / SW
Partly Cloudy Feels 27 °C
Cover 39 %
Visibility 10 km
7 AM
Partly Cloudy
26 °C
81 %
0
8.6 kmph / SW
Partly Cloudy Feels 28.3 °C
Cover 35 %
Visibility 10 km
8 AM
Partly Cloudy
28 °C
65 %
0.4
6.1 kmph / SW
Partly Cloudy Feels 29.7 °C
Cover 20 %
Visibility 10 km
9 AM
Partly Cloudy
29 °C
58 %
1.6
7.9 kmph / SSW
Partly Cloudy Feels 31.2 °C
Cover 12 %
Visibility 10 km
10 AM
Sunny
32 °C
50 %
3.8
7.6 kmph / SSW
SunnyFeels 35.1 °C
Cover 5 %
Visibility 10 km
11 AM
Sunny
34 °C
45 %
6.7
4.3 kmph / SW
SunnyFeels 38.6 °C
Cover 2 %
Visibility 10 km
12 PM
Sunny
36 °C
43 %
9.4
0.7 kmph / E
SunnyFeels 41.9 °C
Cover 1 %
Visibility 10 km
1 PM
Sunny
37 °C
40 %
11.1
3.6 kmph / ENE
SunnyFeels 42.1 °C
Cover 0 %
Visibility 10 km
2 PM
Partly Cloudy
37 °C
37 %
10.5
6.5 kmph / ENE
Partly Cloudy Feels 41.6 °C
Cover 42 %
Visibility 10 km
3 PM
Cloudy
37 °C
35 %
4.9
10.1 kmph / E
Cloudy Feels 40.6 °C
Cover 63 %
Visibility 9 km
4 PM
Cloudy
37 °C
34 %
2.5
9.7 kmph / SE
Cloudy Feels 39.6 °C
Cover 85 %
Visibility 10 km
5 PM
Cloudy
36 °C
34 %
2
7.9 kmph / SE
Cloudy Feels 38.8 °C
Cover 64 %
Visibility 10 km
6 PM
Cloudy
36 °C
34 %
1.2
4.7 kmph / ESE
Cloudy Feels 38.2 °C
Cover 54 %
Visibility 10 km
7 PM
Partly Cloudy
35 °C
34 %
0.4
8.6 kmph / E
Partly Cloudy Feels 36.7 °C
Cover 44 %
Visibility 10 km
8 PM
Partly Cloudy
33 °C
41 %
0
10.8 kmph / ENE
Partly Cloudy Feels 35.3 °C
Cover 33 %
Visibility 10 km
9 PM
Partly Cloudy
32 °C
44 %
0
8.6 kmph / E
Partly Cloudy Feels 34 °C
Cover 27 %
Visibility 10 km
10 PM
Clear
31 °C
48 %
0
10.8 kmph / E
Clear Feels 33.1 °C
Cover 22 %
Visibility 9 km
11 PM
Partly Cloudy
30 °C
58 %
0
15.1 kmph / SSE
Partly Cloudy Feels 31.8 °C
Cover 35 %
Visibility 10 km
Today
32°C54 %Wednesday
31°C61 %Thursday
30°C58 %Friday
25°C80 %Saturday
30°C62 %Sunday
31°C54 %Monday
32°C51 %Tuesday
32°C48 %Wednesday
32°C54 %Thursday
30°C59 %Temp25 °C
ConditionPartly Cloudy
Humidity79 %
Feels27.6 °C
Cover42 %
Visibility10 km
Wind Speed & Dir.9 kmph / SW
UV0
San Marcos 30-Days (August 2025) Weather Forecast
Sun.
Mon.
Tue.
Wed.
Thu.
Fri.
Sat.
1Fri.
41°24 °C
2Sat.
41°24 °C
3Sun.
39°23 °C
4Mon.
37°25 °C
5Tue.
39°22 °C
6Wed.
39°23 °C
7Thu.
40°25 °C
8Fri.
40°23 °C
9Sat.
40°24 °C
10Sun.
40°25 °C
11Mon.
37°23 °C
12Today
38°24 °C
13Wed.
39°25 °C
14Thu.
39°24 °C
15Fri.
28°24 °C
16Sat.
39°24 °C
17Sun.
39°23 °C
18Mon.
39°24 °C
19Tue.
40°25 °C
20Wed.
40°25 °C
21Thu.
38°25 °C
22Fri.
38°24 °C
23Sat.
38°25 °C
24Sun.
38°24 °C
25Mon.
38°23 °C
26Tue.
35°24 °C
27Wed.
35°24 °C
28Thu.
35°24 °C
29Fri.
35°24 °C
30Sat.
35°24 °C
31Sun.
35°24 °C
AugustWeather Overview
No. of days:
Sunny
16
Cloudy
4
Rainy
11
Snowy
0
The monthly weather averages in San Marcos consist of 16 sunny days, 4 cloudy days, 11 rainy days, and 0 snowy days.
San Marcos's Locations Weather Conditions
United States's Hottest Cities - August 2025
1.
Phoenix, United States
Partly cloudy
27%
0
17.3 kmph / WSW
2.
Tempe, United States
Partly cloudy
27%
0
4 kmph / SW
3.
Tolleson, United States
Partly cloudy
27%
0
12.6 kmph / WSW
4.
Guadalupe, United States
Partly cloudy
27%
0
12.6 kmph / WSW
5.
Sun City, United States
Sunny
25%
3.2
4.7 kmph / WNW
6.
Casa Blanca, United States
Sunny
28%
3.2
5.4 kmph / E
7.
Surprise, United States
Sunny
25%
3.2
4.7 kmph / WNW
8.
Stanfield, United States
Sunny
27%
3.3
5.4 kmph / SSW
9.
Casa Grande, United States
Sunny
27%
3.3
5.4 kmph / SSW
10.
Blythe, United States
Clear
27%
0
12.6 kmph / S
Last Updated: 12 Aug 2025, 06:49 PM
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