San Ysidro Weather Conditions
Current Temperature Level
22 °C
54 AQI
Air quality index is: Moderate
Last Updated: 2025-08-08 18:15 (Local Time)
MapSan Ysidro
San Ysidro Weather Parameters
14 km/h
5 m/s
243° WSW
0 %
16 km
0 mm
1012 mb
UV Index1
Suggestions for
SaturdaySan Ysidro9 Aug.
Umbrella• Optional
Clothing• Layering Must
Driving• Enjoy Driving
Sunscreen• ApplyTrending in United States
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San Ysidro 10-Days Weather Forecast
Today
21°C
78 %Sunday
22°C74 %Monday
22°C65 %Tuesday
23°C61 %Wednesday
22°C64 %Thursday
22°C65 %Friday
20°C69 %Saturday
20°C66 %Sunday
21°C64 %Monday
22°C63 %Partly Cloudy
Periodic cloud cover with temperature at 21 °C. Humidity will be at 78%, and winds will be at 14.4 km/h.24°C / 18°C
Humi.78 %
Prec.0 mm
Sunrise
06:08 AM13hrs 31min
Sunset
07:39 PMTime
Condition
Temp
Humidity
UV
Wind Speed & Dir.
12 AM
Partly Cloudy
20 °C
83 %
0
8.3 kmph / W
Partly Cloudy 
Feels 20 °C
Cover 39 %
Visibility 10 km
1 AM
Partly Cloudy
19 °C
87 %
0
6.1 kmph / WNW
Partly Cloudy Feels 19.3 °C
Cover 43 %
Visibility 10 km
2 AM
Partly Cloudy
19 °C
89 %
0
7.2 kmph / W
Partly Cloudy Feels 18.9 °C
Cover 43 %
Visibility 10 km
3 AM
Partly Cloudy
19 °C
90 %
0
6.5 kmph / W
Partly Cloudy Feels 18.5 °C
Cover 50 %
Visibility 10 km
4 AM
Partly Cloudy
18 °C
90 %
0
6.1 kmph / W
Partly Cloudy Feels 18.3 °C
Cover 51 %
Visibility 10 km
5 AM
Partly Cloudy
18 °C
91 %
0
5.8 kmph / W
Partly Cloudy Feels 18.2 °C
Cover 50 %
Visibility 10 km
6 AM
Partly Cloudy
18 °C
91 %
0
4.3 kmph / WSW
Partly Cloudy Feels 18 °C
Cover 51 %
Visibility 10 km
7 AM
Partly Cloudy
18 °C
92 %
0.3
4.7 kmph / W
Partly Cloudy Feels 17.8 °C
Cover 52 %
Visibility 10 km
8 AM
Partly Cloudy
18 °C
92 %
1.2
5 kmph / W
Partly Cloudy Feels 17.9 °C
Cover 53 %
Visibility 10 km
9 AM
Partly Cloudy
19 °C
90 %
3.1
3.6 kmph / W
Partly Cloudy Feels 18.5 °C
Cover 62 %
Visibility 10 km
10 AM
Partly Cloudy
20 °C
85 %
5.8
5.4 kmph / W
Partly Cloudy Feels 19.7 °C
Cover 41 %
Visibility 10 km
11 AM
Partly Cloudy
21 °C
78 %
8.5
7.2 kmph / W
Partly Cloudy Feels 20.9 °C
Cover 41 %
Visibility 10 km
12 PM
Partly Cloudy
22 °C
73 %
10.4
7.9 kmph / WNW
Partly Cloudy Feels 21.7 °C
Cover 42 %
Visibility 10 km
1 PM
Partly Cloudy
22 °C
70 %
10.9
11.5 kmph / W
Partly Cloudy Feels 24.3 °C
Cover 42 %
Visibility 10 km
2 PM
Partly Cloudy
23 °C
68 %
9.8
12.2 kmph / W
Partly Cloudy Feels 24.7 °C
Cover 42 %
Visibility 10 km
3 PM
Partly Cloudy
23 °C
67 %
7.5
13.3 kmph / W
Partly Cloudy Feels 25 °C
Cover 41 %
Visibility 10 km
4 PM
Partly Cloudy
24 °C
66 %
4.7
13.7 kmph / W
Partly Cloudy Feels 25.2 °C
Cover 41 %
Visibility 10 km
5 PM
Partly Cloudy
24 °C
66 %
2.3
14.4 kmph / W
Partly Cloudy Feels 25.4 °C
Cover 40 %
Visibility 10 km
6 PM
Partly Cloudy
24 °C
66 %
0.8
13.3 kmph / W
Partly Cloudy Feels 25.6 °C
Cover 40 %
Visibility 10 km
7 PM
Partly Cloudy
23 °C
66 %
0.1
13 kmph / WNW
Partly Cloudy Feels 25.3 °C
Cover 40 %
Visibility 10 km
8 PM
Partly Cloudy
23 °C
71 %
0
11.9 kmph / WNW
Partly Cloudy Feels 25 °C
Cover 55 %
Visibility 10 km
9 PM
Partly Cloudy
22 °C
73 %
0
11.2 kmph / W
Partly Cloudy Feels 21.9 °C
Cover 62 %
Visibility 10 km
10 PM
Cloudy
23 °C
75 %
0
9.4 kmph / WNW
Cloudy Feels 24.9 °C
Cover 70 %
Visibility 10 km
11 PM
Clear
21 °C
58 %
0
7.6 kmph / WNW
Clear Feels 21.3 °C
Cover 0 %
Visibility 10 km
Today
21°C78 %Sunday
22°C74 %Monday
22°C65 %Tuesday
23°C61 %Wednesday
22°C64 %Thursday
22°C65 %Friday
20°C69 %Saturday
20°C66 %Sunday
21°C64 %Monday
22°C63 %Temp20 °C
ConditionPartly Cloudy
Humidity83 %
Feels20 °C
Cover39 %
Visibility10 km
Wind Speed & Dir.8.3 kmph / W
UV0
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
8Today
26°20 °C
9Sat.
23°18 °C
10Sun.
26°17 °C
11Mon.
28°19 °C
12Tue.
27°19 °C
13Wed.
27°19 °C
14Thu.
26°19 °C
15Fri.
25°19 °C
16Sat.
25°19 °C
17Sun.
26°18 °C
18Mon.
27°18 °C
19Tue.
28°19 °C
20Wed.
27°20 °C
21Thu.
27°19 °C
22Fri.
26°20 °C
23Sat.
26°19 °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
10
Rainy
8
Snowy
0
The monthly weather averages in San Ysidro consist of 13 sunny days, 10 cloudy days, 8 rainy days, and 0 snowy days.
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1.
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0.5
19.8 kmph / W
2.
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Partly cloudy
14%
0.6
25.6 kmph / SSW
3.
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Sunny
10%
0.5
19.8 kmph / W
4.
Sun City, United States
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10%
0.5
19.8 kmph / WSW
5.
Surprise, United States
Sunny
10%
0.5
19.8 kmph / WSW
6.
Salton City, United States
Sunny
13%
0.7
14.8 kmph / WSW
7.
North Shore, United States
Sunny
13%
0.6
6.8 kmph / SSE
8.
Phoenix, United States
Sunny
11%
0.5
19.8 kmph / W
9.
Tempe, United States
Sunny
11%
0.5
20.5 kmph / W
10.
Apache Junction, United States
Sunny
10%
0.4
20.2 kmph / WNW
Last Updated: 09 Aug 2025, 01:37 AM
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