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

September weather forecast and climate
Brandeis, CA

The first month of the autumn, September, is still a tropical month in Brandeis, California, with average temperature varying between 93°F (33.9°C) and 55°F (12.8°C).

Temperature

In September, the average high-temperature is practically the same as in August - a hot 93°F (33.9°C). The average low-temperature, in September, is 55°F (12.8°C).

Rainfall

In Brandeis, in September, 0.1" (3.6mm) of precipitation is typically accumulated. Throughout the year, in Brandeis, 17.9" (455.4mm) of rain is accumulated.

Daylight

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

What is the temperature in September in Brandeis?

In September, the average high-temperature is 93°F (33.9°C), and the average low-temperature is 55°F (12.8°C).

How much does it rain in Brandeis in September?

Throughout September, in Brandeis, California, 0.1" (3.6mm) of precipitation is accumulated.

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

In September, the average length of the day in Brandeis, California, is 12.4h.
Average temperature in September - Brandeis, CA
  • Average high temperature in September: 93°F

The warmest month (with the highest average high temperature) is August (97°F).
The month with the lowest average high temperature is December (68°F).

  • Average low temperature in September: 55°F

Months with the highest average low temperature are July and August (57°F).
The coldest month (with the lowest average low temperature) is December (38°F).

Average rainfall in September - Brandeis, CA
  • Average rainfall in September: 0.1"

The wettest month (with the highest rainfall) is February (4.8").
The driest month (with the lowest rainfall) is July (0").

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

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).