San Ysidro Weather Conditions
Current Temperature Level
21 °C
55 AQI
Air quality index is: Moderate
Last Updated: 2025-08-08 08:45 (Local Time)
MapSan Ysidro
San Ysidro Weather Parameters
5 km/h
3 m/s
285° WNW
38 %
10 km
0 mm
1011 mb
UV Index1
Suggestions for
TodaySan Ysidro8 Aug.
Umbrella• Optional
Clothing• Layering Must
Driving• Enjoy Driving
Sunscreen• ApplyTrending in United States
Biggest Wildfire in France’s History?What It Means for Air Quality, Health, and Climate
Why You Should Add a Real-Time Weather and AQI Widget to Your Website?
San Ysidro 10-Days Weather Forecast
Today
23°C
67 %Saturday
20°C77 %Sunday
21°C76 %Monday
24°C56 %Tuesday
23°C61 %Wednesday
22°C64 %Thursday
22°C64 %Friday
22°C66 %Saturday
22°C64 %Sunday
22°C61 %Partly Cloudy
Periodic cloud cover with temperature at 23 °C. Humidity will be at 67%, and winds will be at 13.7 km/h.26°C / 20°C
Humi.67 %
Prec.0 mm
Sunrise
06:07 AM13hrs 33min
Sunset
07:40 PMTime
Condition
Temp
Humidity
UV
Wind Speed & Dir.
12 AM
Partly Cloudy
22 °C
72 %
0
7.2 kmph / NW
Partly Cloudy 
Feels 24.7 °C
Cover 37 %
Visibility 10 km
1 AM
Partly Cloudy
22 °C
72 %
0
6.5 kmph / NW
Partly Cloudy Feels 21.6 °C
Cover 37 %
Visibility 10 km
2 AM
Partly Cloudy
21 °C
74 %
0
6.1 kmph / NNW
Partly Cloudy Feels 21.2 °C
Cover 37 %
Visibility 10 km
3 AM
Partly Cloudy
21 °C
75 %
0
6.8 kmph / NW
Partly Cloudy Feels 20.8 °C
Cover 39 %
Visibility 10 km
4 AM
Partly Cloudy
21 °C
73 %
0
6.5 kmph / NNW
Partly Cloudy Feels 20.7 °C
Cover 39 %
Visibility 10 km
5 AM
Partly Cloudy
21 °C
69 %
0
6.5 kmph / NW
Partly Cloudy Feels 20.7 °C
Cover 39 %
Visibility 10 km
6 AM
Partly Cloudy
21 °C
66 %
0
6.1 kmph / NW
Partly Cloudy Feels 20.5 °C
Cover 41 %
Visibility 10 km
7 AM
Partly Cloudy
21 °C
64 %
0.3
6.5 kmph / NW
Partly Cloudy Feels 20.7 °C
Cover 41 %
Visibility 10 km
8 AM
Partly Cloudy
21 °C
60 %
1.1
5 kmph / WNW
Partly Cloudy Feels 21.1 °C
Cover 38 %
Visibility 10 km
9 AM
Partly Cloudy
21 °C
57 %
2.7
5.4 kmph / WNW
Partly Cloudy Feels 21.4 °C
Cover 46 %
Visibility 10 km
10 AM
Partly Cloudy
23 °C
62 %
5.1
6.1 kmph / W
Partly Cloudy Feels 24.7 °C
Cover 41 %
Visibility 10 km
11 AM
Partly Cloudy
24 °C
58 %
7.5
7.6 kmph / WSW
Partly Cloudy Feels 25.6 °C
Cover 41 %
Visibility 10 km
12 PM
Partly Cloudy
25 °C
60 %
9.2
10.4 kmph / WSW
Partly Cloudy Feels 26.1 °C
Cover 41 %
Visibility 10 km
1 PM
Partly Cloudy
25 °C
60 %
9.6
10.4 kmph / WSW
Partly Cloudy Feels 26.8 °C
Cover 40 %
Visibility 10 km
2 PM
Partly Cloudy
26 °C
64 %
8.6
11.2 kmph / W
Partly Cloudy Feels 26.9 °C
Cover 42 %
Visibility 10 km
3 PM
Partly Cloudy
26 °C
63 %
6.6
12.6 kmph / W
Partly Cloudy Feels 27.2 °C
Cover 42 %
Visibility 10 km
4 PM
Partly Cloudy
26 °C
59 %
3.7
13.7 kmph / WSW
Partly Cloudy Feels 26.8 °C
Cover 42 %
Visibility 10 km
5 PM
Partly Cloudy
25 °C
65 %
2
13 kmph / WSW
Partly Cloudy Feels 26.7 °C
Cover 42 %
Visibility 10 km
6 PM
Partly Cloudy
25 °C
65 %
0.7
11.2 kmph / WSW
Partly Cloudy Feels 26.4 °C
Cover 41 %
Visibility 10 km
7 PM
Partly Cloudy
24 °C
64 %
0.1
13 kmph / WSW
Partly Cloudy Feels 25.7 °C
Cover 41 %
Visibility 10 km
8 PM
Partly Cloudy
23 °C
69 %
0
11.2 kmph / WSW
Partly Cloudy Feels 25.2 °C
Cover 40 %
Visibility 10 km
9 PM
Partly Cloudy
22 °C
73 %
0
9.4 kmph / SW
Partly Cloudy Feels 21.8 °C
Cover 39 %
Visibility 10 km
10 PM
Partly Cloudy
21 °C
78 %
0
7.2 kmph / WSW
Partly Cloudy Feels 21.2 °C
Cover 43 %
Visibility 10 km
11 PM
Partly Cloudy
21 °C
81 %
0
5.8 kmph / W
Partly Cloudy Feels 20.6 °C
Cover 39 %
Visibility 10 km
Today
23°C67 %Saturday
20°C77 %Sunday
21°C76 %Monday
24°C56 %Tuesday
23°C61 %Wednesday
22°C64 %Thursday
22°C64 %Friday
22°C66 %Saturday
22°C64 %Sunday
22°C61 %Temp21 °C
ConditionPartly Cloudy
Humidity57 %
Feels21.4 °C
Cover46 %
Visibility10 km
Wind Speed & Dir.5.4 kmph / WNW
UV2.7
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.
United States's Hottest Cities - August 2025
1.
Surprise, United States
Sunny
23%
1.7
13 kmph / WSW
2.
Sun City, United States
Sunny
23%
1.7
13 kmph / WSW
3.
Casa Grande, United States
Overcast
29%
1.8
13 kmph / SSW
4.
Stanfield, United States
Overcast
29%
1.8
13 kmph / SSW
5.
Sacaton, United States
Overcast
29%
1.8
11.2 kmph / S
6.
Eloy, United States
Partly Cloudy
29%
1.9
13 kmph / SSW
7.
Buckeye, United States
Partly Cloudy
25%
1.7
9 kmph / SW
8.
Fountain Hills, United States
Sunny
27%
1.8
5 kmph / SSE
9.
Tempe, United States
Partly Cloudy
27%
1.8
4.3 kmph / WSW
10.
Camp Creek, United States
Sunny
27%
1.8
6.5 kmph / SW
Last Updated: 08 Aug 2025, 04:05 PM
Recent Blogs On Weather
Biggest Wildfire in France’s History?What It Means for Air Quality, Health, and Climate
France is facing its worst wildfire since 1949. Over 15,000 hectares of land in the Aude region have burned, destroying…
DU Cut-Off 2025: How’s the Air Near Your Dream College?
Every year, thousands of students from across India set their sights on Delhi University (DU), a prestigious institution known for…
