Normal weather in San Clemente in September
The weather in San Clemente in September has an average temperature of around 33°C during the day. On average, September sees 77 mm of rain in San Clemente. The wind speed is 5 Beaufort and mainly comes from East.
After August, September in San Clemente starts with a temperature of 33°C and ends around October at 32°C.
The hurricane season in San Clemente lasts from early June to late November.
September averages for San Clemente
 Average temperature | 33°C |
 Highest daytime temperature | 33°C |
| Lowest daytime temperature | 32°C |
 Total rainfall | 77 mm |
| Rainy days | 6 days |
Temperature per day in September in San Clemente
This graph shows the average daily maximum temperatures in September in San Clemente, indicated in degrees Celsius.
Rainfall per day in September in San Clemente
This graph shows the average daily rainfall in September in San Clemente, indicated in millimeters.
UV index per day in September in San Clemente
This graph shows the average daily UV index in September in San Clemente.
Yearly temperature in September in San Clemente
This graph shows the average yearly temperature in September in San Clemente, measured in degrees Celsius, over the past years.
Yearly total rainfall in September in San Clemente
This graph shows the average yearly rainfall in millimeters in September in San Clemente, over the past years.
Average daily weather in September
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Experiences with the weather in September in San Clemente
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Average weather in San Clemente per month
Click on a month below to see in detail how the weather typically is in San Clemente and what to expect. Based on the historical weather data of San Clemente, you can view the average temperature, rainfall, wind, and UV index for each day of the month.