September weather forecast and climate
Berkeley, CA

What is the warmest month in Berkeley?

September is the warmest month, with an average high-temperature of 74.8°F (23.8°C) and an average low-temperature of 53.4°F (11.9°C).

What is the temperature in September in Berkeley?

The average high-temperature, in September, in Berkeley, is 74.8°F (23.8°C), while the average low-temperature is 53.4°F (11.9°C).

How much does it rain in Berkeley in September?

In Berkeley, California, in September, typically 0.2" (6.1mm) of precipitation is accumulated.
Average temperature in September - Berkeley, CA
  • Average high temperature in September: 74.8°F

The warmest month (with the highest average high temperature) is September (74.8°F).
The month with the lowest average high temperature is January (58.4°F).

  • Average low temperature in September: 53.4°F

The month with the highest average low temperature is August (53.9°F).
The coldest month (with the lowest average low temperature) is January (42°F).

Average rainfall in September - Berkeley, CA
  • Average rainfall in September: 0.2"

The wettest month (with the highest rainfall) is February (5.2").
The driest month (with the lowest rainfall) is July (0").

Average daylight in September - Berkeley, 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: 9.6h).