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

September weather forecast and climate
Colusa, CA

The scenic setting of shrubs, forests, and a boat on the stunning blue waters of the Colusa River in California
The scenic setting of shrubs, forests, and a boat on the stunning blue waters of the Colusa River in California
September, the first month of the autumn, in Colusa, is still a tropical month, with temperature in the range of an average low of 54°F (12.2°C) and an average high of 89.4°F (31.9°C).

Temperature

In September, the average high-temperature is relatively the same as in August - a still hot 89.4°F (31.9°C). In Colusa, the average low-temperature is 54°F (12.2°C).

Rainfall

In Colusa, California, during September, the rain falls for 1 days and regularly aggregates up to 0.3" (6.4mm) of precipitation. Throughout the year, in Colusa, California, there are 56 rainfall days, and 16.2" (411.7mm) of precipitation is accumulated.

Snowfall

In Colusa snow does not fall in February through December.

Daylight

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

What is the temperature in September in Colusa?

In Colusa, California, in September, the average high-temperature is 89.4°F (31.9°C), and the average low-temperature is 54°F (12.2°C).

How many days does it rain in September in Colusa?

In September, in Colusa, the rain falls for 1 days. Throughout September, 0.3" (6.4mm) of precipitation is accumulated.

When it does not snow in Colusa?

In Colusa, California, snow does not fall in February through December.

How many hours of daylight does Colusa have in September?

In September, the average length of the day in Colusa is 12.4h.
Average temperature in September - Colusa, CA
  • Average high temperature in September: 89.4°F

The warmest month (with the highest average high temperature) is July (94.8°F).
The month with the lowest average high temperature is January (53.8°F).

  • Average low temperature in September: 54°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is December (36.8°F).

Average rainfall in September - Colusa, CA
  • Average rainfall in September: 0.3"

The wettest month (with the highest rainfall) is January (3.5").
The driest month (with the lowest rainfall) is July (0").

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

The month with the highest number of rainy days is January (10 days).
Months with the lowest number of rainy days are July and August (0 days).

Average snowfall in September - Colusa, CA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.1").
Months with the lowest snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average daylight in September - Colusa, 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: 9.5h).