Three Rivers
California, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Three Rivers, CA

The first month of the autumn, September, is still a hot month in Three Rivers, California, with average temperature ranging between min 57.7°F (14.3°C) and max 92.3°F (33.5°C).

Temperature

In Three Rivers, California, the average high-temperature in September marginally drops, from a sweltering 97.9°F (36.6°C) in August, to a tropical 92.3°F (33.5°C). In Three Rivers, California, the average low-temperature is 57.7°F (14.3°C).

Rainfall

In Three Rivers, during September, the rain falls for 1.1 days and regularly aggregates up to 0.5" (12.2mm) of precipitation. In Three Rivers, California, during the entire year, the rain falls for 52.3 days and collects up to 24.8" (631mm) of precipitation.

Daylight

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

What is the temperature in September in Three Rivers?

In Three Rivers, California, in September, the average high-temperature is 92.3°F (33.5°C), and the average low-temperature is 57.7°F (14.3°C).

How much does it rain in Three Rivers in September?

In September, in Three Rivers, California, the rain falls for 1.1 days. Throughout September, 0.5" (12.2mm) of precipitation is accumulated.

How many hours of daylight does Three Rivers have in September?

In September, the average length of the day is 12.4h.
Average temperature in September - Three Rivers, CA
  • Average high temperature in September: 92.3°F

The warmest month (with the highest average high temperature) is July (99°F).
The month with the lowest average high temperature is December (58.2°F).

  • Average low temperature in September: 57.8°F

The month with the highest average low temperature is July (64.3°F).
The coldest month (with the lowest average low temperature) is December (35.1°F).

Average rainfall in September - Three Rivers, CA
  • Average rainfall in September: 0.5"

The wettest month (with the highest rainfall) is January (4.6").
The driest month (with the lowest rainfall) is August (0").

Average rainfall days in September - Three Rivers, CA
  • Average rainfall days in September: 1.1 days

The month with the highest number of rainy days is February (8.6 days).
The month with the lowest number of rainy days is August (0.3 days).

Average daylight in September - Three Rivers, CA
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.6h).
The month with shortest days is December (Average daylight: 9.7h).