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

September weather forecast and climate
Oroville, CA

The first month of the autumn, September, is also a hot month in Oroville, California, with average temperature fluctuating between 55.6°F (13.1°C) and 89.1°F (31.7°C).

Temperature

In Oroville, California, the average high-temperature marginally drops, from a tropical 94.6°F (34.8°C) in August, to a still hot 89.1°F (31.7°C). In Oroville, California, the average low-temperature is 55.6°F (13.1°C).

Rainfall

In September, in Oroville, the rain falls for 1 days. Throughout September, 0.4" (10.2mm) of precipitation is accumulated. In Oroville, during the entire year, the rain falls for 66 days and collects up to 28.7" (728.8mm) of precipitation.

Daylight

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

What is the temperature in September in Oroville?

In Oroville, California, in September, the average high-temperature is 89.1°F (31.7°C), and the average low-temperature is 55.6°F (13.1°C).

How many days does it rain in September in Oroville?

In Oroville, California, in September, it is raining for 1 days, with typically 0.4" (10.2mm) of accumulated precipitation.

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

The average length of the day in September in Oroville is 12.4h.
Average temperature in September - Oroville, CA
  • Average high temperature in September: 89°F

The warmest month (with the highest average high temperature) is July (96.4°F).
The month with the lowest average high temperature is January (55.1°F).

  • Average low temperature in September: 55.6°F

The month with the highest average low temperature is July (62°F).
The coldest month (with the lowest average low temperature) is January (37.2°F).

Average rainfall in September - Oroville, CA
  • Average rainfall in September: 0.4"

The wettest month (with the highest rainfall) is January (5.6").
The driest month (with the lowest rainfall) is July (0").

Average rainfall days in September - Oroville, CA
  • Average rainfall days in September: 1 days

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

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

The month with the longest days is June (Average daylight: 14.9h).
The month with shortest days is December (Average daylight: 9.4h).