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

October weather forecast and climate
Altadena, CA

October, the same as September, is a moderately hot autumn month in Altadena, California, with average temperature fluctuating between 55.2°F (12.9°C) and 82.6°F (28.1°C).

Temperature

In Altadena, the average high-temperature in October marginally drops, from a hot 88.5°F (31.4°C) in September, to a warm 82.6°F (28.1°C). The average low-temperature, in Altadena, is 55.2°F (12.9°C).

Rainfall

In October, the rain falls for 2.6 days. In Altadena, during the entire year, the rain falls for 43.8 days.

Daylight

In Altadena, the average length of the day in October is 11.3h.

What is the temperature in October in Altadena?

The average high-temperature, in October, in Altadena, is 82.6°F (28.1°C), while the average low-temperature is 55.2°F (12.9°C).

How many days does it rain in October in Altadena?

In October, in Altadena, the rain falls for 2.6 days.

What is the average length of the day in October in Altadena?

In Altadena, the average length of the day in October is 11.3h.
Average temperature in October - Altadena, CA
  • Average high temperature in October: 82.5°F

The warmest month (with the highest average high temperature) is August (90.6°F).
The month with the lowest average high temperature is January (67.8°F).

  • Average low temperature in October: 55.2°F

The month with the highest average low temperature is August (62°F).
The coldest month (with the lowest average low temperature) is December (44.1°F).

Average rainfall days in October - Altadena, CA
  • Average rainfall days in October: 2.6 days

The month with the highest number of rainy days is March (7.7 days).
The month with the lowest number of rainy days is July (0.5 days).

Average daylight in October - Altadena, CA
  • Average daylight in October: 11.3h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).