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

September weather forecast and climate
Campbell, CA

A bird
A bird's eye view of the long roads in the crowded city of Campbell, California
The first month of the autumn, September, is also a moderately hot month in Campbell, California, with average temperature ranging between max 82°F (27.8°C) and min 53.1°F (11.7°C).

Temperature

In Campbell, the average high-temperature is essentially the same as in August - a still warm 82°F (27.8°C). In September, the average low-temperature is 53.1°F (11.7°C).

Rainfall

In Campbell, California, 0.2" (4.6mm) of precipitation is typically accumulated. Throughout the year, in Campbell, 23.3" (591.2mm) of rain is accumulated.

Daylight

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

What is the temperature in September in Campbell?

In September, in Campbell, California, the average high-temperature is 82°F (27.8°C), and the average low-temperature is 53.1°F (11.7°C).

How much does it rain in Campbell in September?

Throughout September, 0.2" (4.6mm) of precipitation is accumulated.

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

In Campbell, California, the average length of the day in September is 12.4h.
Average temperature in September - Campbell, CA
  • Average high temperature in September: 82°F

The warmest month (with the highest average high temperature) is July (85°F).
The month with the lowest average high temperature is December (57°F).

  • Average low temperature in September: 53°F

Months with the highest average low temperature are July and August (55°F).
Coldest months (with the lowest average low temperature) are January and December (39°F).

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

The wettest month (with the highest rainfall) is February (5.1").
Driest months (with the lowest rainfall) are July and August (0").

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

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.6h).