Moreno Valley
California, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Moreno Valley, CA

A beautiful view of the marina on Lake Perris State Park in Moreno Valley, California, with visible piers and luxury boats, and high hills
A beautiful view of the marina on Lake Perris State Park in Moreno Valley, California, with visible piers and luxury boats, and high hills
The first month of the autumn, September, is still a hot month in Moreno Valley, California, with average temperature fluctuating between 59°F (15°C) and 91°F (32.8°C).

Temperature

In September, the average high-temperature is practically the same as in August - a hot 91°F (32.8°C). In Moreno Valley, in September, the average low-temperature is 59°F (15°C).

Rainfall

Months with rainfall in Moreno Valley are January through June, September through December. September is the first month it rains. Throughout September, Moreno Valley receives 0.1" (2mm) of precipitation. During the entire year, Moreno Valley aggregates up to 12.7" (321.6mm) of precipitation.

Daylight

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

What is the temperature in September in Moreno Valley?

The average high-temperature, in September, is 91°F (32.8°C), while the average low-temperature is 59°F (15°C).

When does it start to rain in Moreno Valley?

September is the first month it rains in Moreno Valley. Throughout September, Moreno Valley receives 0.1" (2mm) of precipitation.

How many hours of daylight does Moreno Valley have in September?

In September, the average length of the day in Moreno Valley, California, is 12.4h.
Average temperature in September - Moreno Valley, CA
  • Average high temperature in September: 91°F

The warmest month (with the highest average high temperature) is August (95°F).
The month with the lowest average high temperature is December (67°F).

  • Average low temperature in September: 59°F

Months with the highest average low temperature are July and August (62°F).
The coldest month (with the lowest average low temperature) is December (42°F).

Average rainfall in September - Moreno Valley, CA
  • Average rainfall in September: 0.1"

The wettest month (with the highest rainfall) is December (5.2").
Driest months (with the lowest rainfall) are June, July and August (0").

Average daylight in September - Moreno Valley, CA
  • Average daylight in September: 12.4h

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