Weather in San Clemente in september 2025

The weather in San Clemente in september comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by clicking on the tabs for the beginning, the middle and the end of the month.

Average weather throughout september

perfect weather UV index: 7

Weather at 6am
72°F

Partly Cloudy

13%

Cloudy

8%

Moderate rain at times

7%

Weather at 12pm
79°F

Partly Cloudy

9%

Moderate rain at times

6%

Cloudy

2%

Weather at 6pm
72°F

Partly Cloudy

17%

Moderate rain at times

7%

Cloudy

3%

Weather at 3am
68°F

Clear/Sunny

75%

Partly Cloudy

17%

Cloudy

5%

Moderate rain at times

3%



Evolution of daily average temperature and precipitation in San Clemente in september

These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in San Clemente in september.


The climate of San Clemente in september is perfect

In september in San Clemente, the climate is dry ; it never rains.

The climate quite nice there this month. The thermometer averaged maximum of 81°F. In the morning the temperature drops to 72°F. Thus, the mean temperature average in september in San Clemente is 76°F. Note that seasonal normals in contrast with those observed in San Clemente in the month of september with a maximum record of 97°F in 2010 and a minimum record of 61°F in 2010. You You can hope to have about 4 days with temperatures up to 86°F, or 13 of the month.

In september in San Clemente, the days on average last 12:22. Sunrise is at 05:34 and sunset is at 17:56.

With a perfect climate, september is recommended to go in San Clemente in California.



Seasonal average climate and temperature of San Clemente in september

Check below seasonal norms These datas are set from the weather statements of the last years of the month of september.

September
Outside temperature
Average temperature 76°F
Highest temperature 81°F
Lowest temperature 72°F
Highest record temperature 97°F
(2010)
Lowest record temperature 61°F
(2010)
Number of days at +86°F 4 day(s)
(13%)
Number of days at +65°F 30 day(s)
(100%)
Sea temperature
Average sea temperature 68°F
Lowest sea temperature 65°F
Highest sea temperature 70°F
Wind
Wind speed 16km/h
Wind temperature 72°F
Precipitation (rainfall)
Rainfall 0.5in
Number of days with rainfall 1 day(s)
(2%)
Record daily rainfall 0.5in
(2014)
Other climate data
Humidity 70%
Visibility 9.86km
Cloud cover 11%
UV index 7
Daily sunshine hours 12
Sunrise and sunset
Time of sunrise 05:34
Time of sunset 17:56
Length of day 12:22
Our opinion about the weather in september
Our opinion at whereandwhen.net perfect



How was the weather last september?

Here is the day by day recorded weather in San Clemente in september 2024:

01-09-2024
Clear/Sunny
68°F to 74°F
02-09-2024
Clear/Sunny
68°F to 76°F
03-09-2024
Clear/Sunny
70°F to 77°F
04-09-2024
Clear/Sunny
72°F to 79°F
05-09-2024
Clear/Sunny
74°F to 81°F
06-09-2024
Clear/Sunny
74°F to 83°F
07-09-2024
Clear/Sunny
74°F to 85°F
08-09-2024
Clear/Sunny
77°F to 83°F
09-09-2024
Clear/Sunny
76°F to 81°F
10-09-2024
Clear/Sunny
72°F to 76°F
11-09-2024
Clear/Sunny
65°F to 68°F
12-09-2024
Clear/Sunny
65°F to 70°F
13-09-2024
Clear/Sunny
65°F to 70°F
14-09-2024
Clear/Sunny
65°F to 70°F
15-09-2024
Clear/Sunny
63°F to 68°F
16-09-2024
Patchy rain nearby
65°F to 67°F
17-09-2024
Partly Cloudy
61°F to 65°F
18-09-2024
Partly Cloudy
61°F to 67°F
19-09-2024
Cloudy
61°F to 67°F
20-09-2024
Partly Cloudy
61°F to 65°F
21-09-2024
Partly Cloudy
59°F to 67°F
22-09-2024
Partly Cloudy
63°F to 70°F
23-09-2024
Partly Cloudy
63°F to 70°F
24-09-2024
Partly Cloudy
61°F to 68°F
25-09-2024
Partly Cloudy
61°F to 70°F
26-09-2024
Partly Cloudy
61°F to 67°F
27-09-2024
Partly Cloudy
59°F to 67°F
28-09-2024
Partly Cloudy
59°F to 68°F
29-09-2024
Partly Cloudy
61°F to 68°F
30-09-2024
Partly Cloudy
61°F to 68°F

Map: other cities in California in september

Cities near San Clemente:

Oceanside in septemberperfect weather
Newport Beach in septemberperfect weather
Carlsbad in septemberperfect weather
Temecula in septemberperfect weather
Huntington Beach in septemberperfect weather
Encinitas in septemberperfect weather
Cleveland National Forest in septemberperfect weather
San Bernardino in septemberperfect weather
San Diego in septemberperfect weather
Manhattan Beach in septemberperfect weather
Los Angeles in septemberperfect weather
Hollywood in septemberperfect weather
California in september: See full list of cities

Click over cities on the map for information about the weather in september.

Legend: San Clemente perfect weather good tolerable bad very bad


Weather data for San Clemente in september:

Weather data for San Clemente for september are derived from an average of the weather forecast since 2009 in San Clemente. There is a margin of error and these forecasts are to be considered as general information only. The weather in San Clemente can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to San Clemente.


Weather in august in San Clemente
Weather in october in San Clemente
Change units