Normal weather in San Alejo in September
The weather in San Alejo in September has an average temperature of around 29°C during the day. On average, September sees 239 mm of rain in San Alejo. The wind speed is 2 Beaufort and mainly comes from South.
After August, September in San Alejo starts with a temperature of 29°C and ends around October at 29°C.
The hurricane season in San Alejo lasts from early June to late November.
September averages for San Alejo
![]() | 29°C |
![]() | 30°C |
![]() | 28°C |
![]() | 239 mm |
![]() | 27 days |
Temperature per day in September in San Alejo
This graph shows the average daily maximum temperatures in September in San Alejo, indicated in degrees Celsius.
Rainfall per day in September in San Alejo
This graph shows the average daily rainfall in September in San Alejo, indicated in millimeters.
UV index per day in September in San Alejo
This graph shows the average daily UV index in September in San Alejo.
Yearly temperature in September in San Alejo
This graph shows the average yearly temperature in September in San Alejo, measured in degrees Celsius, over the past years.
Yearly total rainfall in September in San Alejo
This graph shows the average yearly rainfall in millimeters in September in San Alejo, over the past years.
Average daily weather in September
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Experiences with the weather in September in San Alejo
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Average weather in San Alejo per month
Click on a month below to see in detail how the weather typically is in San Alejo and what to expect. Based on the historical weather data of San Alejo, you can view the average temperature, rainfall, wind, and UV index for each day of the month.