San Ysidro Weather Conditions
Current Temperature Level
23 °C
58 AQI
Air quality index is: Moderate
Last Updated: 2025-08-10 15:45 (Local Time)
MapSan Ysidro
San Ysidro Weather Parameters
13 km/h
4 m/s
266° W
41 %
10 km
0 mm
1014 mb
UV Index7
Suggestions for
TodaySan Ysidro10 Aug.
Hydration• Stay Hydrated
Clothing• Layering Must
Driving• Enjoy Driving
Sunscreen• ApplyTrending in United States
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San Ysidro 10-Days Weather Forecast
Today
21°C
81 %Monday
20°C75 %Tuesday
21°C70 %Wednesday
22°C65 %Thursday
21°C67 %Friday
21°C66 %Saturday
21°C66 %Sunday
21°C66 %Monday
22°C63 %Tuesday
23°C59 %Partly Cloudy
Periodic cloud cover with temperature at 21 °C. Humidity will be at 81%, and winds will be at 13.3 km/h.24°C / 18°C
Humi.81 %
Prec.0 mm
Sunrise
06:09 AM13hrs 29min
Sunset
07:38 PMTime
Condition
Temp
Humidity
UV
Wind Speed & Dir.
12 AM
Partly Cloudy
19 °C
88 %
0
7.9 kmph / WNW
Partly Cloudy 
Feels 18.9 °C
Cover 42 %
Visibility 10 km
1 AM
Partly Cloudy
19 °C
90 %
0
7.2 kmph / WNW
Partly Cloudy Feels 18.7 °C
Cover 44 %
Visibility 10 km
2 AM
Partly Cloudy
18 °C
91 %
0
6.8 kmph / WNW
Partly Cloudy Feels 18.4 °C
Cover 50 %
Visibility 10 km
3 AM
Partly Cloudy
18 °C
92 %
0
5.8 kmph / NW
Partly Cloudy Feels 18.3 °C
Cover 53 %
Visibility 10 km
4 AM
Partly Cloudy
18 °C
92 %
0
6.5 kmph / NW
Partly Cloudy Feels 18.3 °C
Cover 53 %
Visibility 10 km
5 AM
Partly Cloudy
18 °C
93 %
0
7.2 kmph / NW
Partly Cloudy Feels 18.2 °C
Cover 53 %
Visibility 10 km
6 AM
Cloudy
18 °C
93 %
0
6.1 kmph / NW
Cloudy Feels 18.2 °C
Cover 63 %
Visibility 10 km
7 AM
Cloudy
18 °C
94 %
0.3
6.1 kmph / NW
Cloudy Feels 18.1 °C
Cover 69 %
Visibility 10 km
8 AM
Mist
18 °C
94 %
1.2
5.8 kmph / NW
MistFeels 18.1 °C
Cover 72 %
Visibility 10 km
9 AM
Cloudy
18 °C
94 %
2.9
6.1 kmph / NW
Cloudy Feels 18.3 °C
Cover 73 %
Visibility 10 km
10 AM
Cloudy
19 °C
91 %
5.4
6.1 kmph / WNW
Cloudy Feels 19.1 °C
Cover 72 %
Visibility 10 km
11 AM
Partly Cloudy
20 °C
86 %
8
6.1 kmph / W
Partly Cloudy Feels 20.4 °C
Cover 62 %
Visibility 10 km
12 PM
Partly Cloudy
22 °C
78 %
9.8
9.4 kmph / WSW
Partly Cloudy Feels 21.6 °C
Cover 41 %
Visibility 10 km
1 PM
Partly Cloudy
22 °C
73 %
10.3
11.5 kmph / W
Partly Cloudy Feels 24.2 °C
Cover 42 %
Visibility 10 km
2 PM
Partly Cloudy
23 °C
70 %
9.2
11.9 kmph / W
Partly Cloudy Feels 24.8 °C
Cover 41 %
Visibility 10 km
3 PM
Partly Cloudy
23 °C
68 %
7
13 kmph / W
Partly Cloudy Feels 25.1 °C
Cover 41 %
Visibility 10 km
4 PM
Partly Cloudy
24 °C
66 %
4.4
13.3 kmph / W
Partly Cloudy Feels 25.2 °C
Cover 41 %
Visibility 10 km
5 PM
Partly Cloudy
23 °C
67 %
2.1
13.3 kmph / W
Partly Cloudy Feels 25.2 °C
Cover 40 %
Visibility 10 km
6 PM
Partly Cloudy
23 °C
68 %
0.7
13.3 kmph / W
Partly Cloudy Feels 25.2 °C
Cover 40 %
Visibility 10 km
7 PM
Partly Cloudy
22 °C
68 %
0.1
12.6 kmph / WNW
Partly Cloudy Feels 23.8 °C
Cover 40 %
Visibility 10 km
8 PM
Partly Cloudy
22 °C
75 %
0
11.9 kmph / WNW
Partly Cloudy Feels 21.5 °C
Cover 40 %
Visibility 10 km
9 PM
Partly Cloudy
21 °C
78 %
0
10.1 kmph / WNW
Partly Cloudy Feels 20.5 °C
Cover 40 %
Visibility 10 km
10 PM
Partly Cloudy
22 °C
81 %
0
9.7 kmph / WNW
Partly Cloudy Feels 23.1 °C
Cover 39 %
Visibility 10 km
11 PM
Clear
21 °C
52 %
0
7.9 kmph / WNW
Clear Feels 20.5 °C
Cover 0 %
Visibility 10 km
Today
21°C81 %Monday
20°C75 %Tuesday
21°C70 %Wednesday
22°C65 %Thursday
21°C67 %Friday
21°C66 %Saturday
21°C66 %Sunday
21°C66 %Monday
22°C63 %Tuesday
23°C59 %Temp24 °C
ConditionPartly Cloudy
Humidity66 %
Feels25.2 °C
Cover41 %
Visibility10 km
Wind Speed & Dir.13.3 kmph / W
UV4.4
San Ysidro 30-Days (August 2025) Weather Forecast
Sun.
Mon.
Tue.
Wed.
Thu.
Fri.
Sat.
1Fri.
23°17 °C
2Sat.
25°17 °C
3Sun.
24°17 °C
4Mon.
25°17 °C
5Tue.
25°17 °C
6Wed.
27°18 °C
7Thu.
28°19 °C
8Fri.
26°20 °C
9Sat.
24°17 °C
10Today
24°18 °C
11Mon.
24°18 °C
12Tue.
26°16 °C
13Wed.
26°18 °C
14Thu.
26°18 °C
15Fri.
25°18 °C
16Sat.
25°18 °C
17Sun.
25°18 °C
18Mon.
27°18 °C
19Tue.
28°19 °C
20Wed.
28°20 °C
21Thu.
28°20 °C
22Fri.
26°19 °C
23Sat.
25°18 °C
24Sun.
27°20 °C
25Mon.
27°20 °C
26Tue.
28°20 °C
27Wed.
29°21 °C
28Thu.
29°21 °C
29Fri.
29°21 °C
30Sat.
28°21 °C
31Sun.
28°21 °C
AugustWeather Overview
No. of days:
Sunny
13
Cloudy
12
Rainy
6
Snowy
0
The monthly weather averages in San Ysidro consist of 13 sunny days, 12 cloudy days, 6 rainy days, and 0 snowy days.
United States's Hottest Cities - August 2025
1.
Blythe, United States
Partly cloudy
20%
6.2
24.1 kmph / SSW
2.
Yuma, United States
Sunny
22%
6.3
24.1 kmph / S
3.
Searles Valley, United States
Sunny
5%
5
4.7 kmph / S
4.
Ridgecrest, United States
Sunny
5%
5
10.8 kmph / S
5.
Calipatria, United States
Overcast
26%
6.4
7.2 kmph / SSW
6.
Calexico, United States
Overcast
26%
6.4
13 kmph / SSE
7.
Brawley, United States
Overcast
26%
6.4
9 kmph / S
8.
Westmorland, United States
Overcast
26%
6.4
9 kmph / S
9.
El Centro, United States
Overcast
26%
6.4
9.7 kmph / SSE
10.
Tolleson, United States
Partly cloudy
21%
5.9
15.8 kmph / W
Last Updated: 10 Aug 2025, 11:03 PM
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