California, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Occidental, CA

The first month of the autumn, September, is also a moderately hot month in Occidental, California, with temperature in the range of an average high of 75.2°F (24°C) and an average low of 53.6°F (12°C).


In Occidental, the average high-temperature in September is almost the same as in August - a still moderately hot 75.2°F (24°C). The average low-temperature, in Occidental, California, is 53.6°F (12°C).


In September, the rain falls for 2 days. Throughout September, 0.5" (13mm) of precipitation is accumulated. Throughout the year, there are 71 rainfall days, and 54.2" (1377mm) of precipitation is accumulated.


In September, the average length of the day is 12.4h.

What is the temperature in September in Occidental?

In September, in Occidental, the average high-temperature is 75.2°F (24°C), and the average low-temperature is 53.6°F (12°C).

How much does it rain in Occidental in September?

In Occidental, California, in September, during 2 rainfall days, 0.5" (13mm) of precipitation is typically accumulated.

What is the average length of the day in September in Occidental?

The average length of the day in September is 12.4h.
Average temperature in September - Occidental, CA
  • Average high temperature in September: 75.2°F

Warmest months (with the highest average high temperature) are July and August (78.8°F).
The month with the lowest average high temperature is December (53.6°F).

  • Average low temperature in September: 53.6°F

The month with the highest average low temperature is September (53.6°F).
Coldest months (with the lowest average low temperature) are January, February and December (42.8°F).

Average rainfall in September - Occidental, CA
  • Average rainfall in September: 0.5"

The wettest month (with the highest rainfall) is January (11.3").
The driest month (with the lowest rainfall) is July (0.1").

Average rainfall days in September - Occidental, CA
  • Average rainfall days in September: 2 days

Months with the highest number of rainy days are January, March and December (11 days).
The month with the lowest number of rainy days is July (0 days).

Average daylight in September - Occidental, CA
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.5h).