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

September weather forecast and climate
Fort Ross, CA

September, the first month of the autumn, in Fort Ross, is a pleasant month, with average temperature varying between 68°F (20°C) and 48.9°F (9.4°C).

Temperature

September is the warmest month, with an average high-temperature of 68°F (20°C) and an average low-temperature of 48.9°F (9.4°C).

Rainfall

In Fort Ross, during September, the rain falls for 2 days and regularly aggregates up to 0.6" (16mm) of precipitation. Throughout the year, there are 79 rainfall days, and 40.6" (1031.5mm) of precipitation is accumulated.

Daylight

The average length of the day in September in Fort Ross is 12.4h.

What is the warmest month in Fort Ross?

September is the warmest month in Fort Ross, with an average high-temperature of 68°F (20°C) and an average low-temperature of 48.9°F (9.4°C).

What is the temperature in September in Fort Ross?

In September, the average high-temperature is 68°F (20°C), and the average low-temperature is 48.9°F (9.4°C).

How many days does it rain in September in Fort Ross?

In Fort Ross, in September, it is raining for 2 days, with typically 0.6" (16mm) of accumulated precipitation.

How many hours of daylight does Fort Ross have in September?

In September, the average length of the day in Fort Ross, California, is 12.4h.
Average temperature in September - Fort Ross, CA
  • Average high temperature in September: 68°F

The warmest month (with the highest average high temperature) is September (68°F).
The month with the lowest average high temperature is January (56.8°F).

  • Average low temperature in September: 49°F

The month with the highest average low temperature is September (49°F).
Coldest months (with the lowest average low temperature) are January and December (41.7°F).

Average rainfall in September - Fort Ross, CA
  • Average rainfall in September: 0.6"

The wettest month (with the highest rainfall) is January (8.5").
The driest month (with the lowest rainfall) is July (0.1").

Average rainfall days in September - Fort Ross, CA
  • Average rainfall days in September: 2 days

The month with the highest number of rainy days is January (13 days).
Months with the lowest number of rainy days are July and August (1 days).

Average daylight in September - Fort Ross, 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).