September weather forecast
Moorpark, CA

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A residential estate in Moorpark, California, built to contrast the vast desert and hilly setting
A residential estate in Moorpark, California, built to contrast the vast desert and hilly setting

Weather in September

September, the first month of the autumn in Moorpark, is still a warm month, with an average temperature varying between 78.8°F (26°C) and 61.5°F (16.4°C).

Temperature

The shift into September reveals an average high-temperature of a still warm 78.8°F (26°C), closely mirroring August's climate. During September, Moorpark witnesses a consistent average low-temperature of 61.5°F (16.4°C).

Humidity

The average relative humidity in September is 56%.

Rainfall

In September, the rain falls for 2.7 days. Throughout September, 0.16" (4mm) of precipitation is accumulated. In Moorpark, during the entire year, the rain falls for 51.5 days and collects up to 8.94" (227mm) of precipitation.

Daylight

In Moorpark, the average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 6:29 am and sunset at 7:21 pm. On the last day of September, sunrise is at 6:49 am and sunset at 6:40 pm PDT.

Sunshine

The average sunshine in September is 10.9h.

UV index

In Moorpark, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index, 5 during September, leads to the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. It's recommended to limit sun exposure when its radiation is at its peak during midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

An average high-temperature, in September, in Moorpark, is 78.8°F (26°C) and the average low-temperature is 61.5°F (16.4°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is appraised at 82.4°F (28°C).

What is the average humidity in September?

In Moorpark, the average relative humidity in September is 56%.

How much does it rain in September?

In Moorpark, during September, the rain falls for 2.7 days and regularly aggregates up to 0.16" (4mm) of precipitation.

What is the average length of the day in September?

In Moorpark, the average day length in September is 12h and 22min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:29 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:40 pm PDT.

How long on average sun shines in September?

In Moorpark, the average sunshine duration in September is 10.9h.

What is the UV index intensity in September?

In Moorpark, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Moorpark, CA

Average temperature in September - Moorpark, CA
  • Average high temperature in September: 78.8°F

The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (59.9°F).

  • Average low temperature in September: 61.5°F

The month with the highest average low temperature is August (62.6°F).
The coldest month (with the lowest average low temperature) is February (46.6°F).

Average pressure in September
Moorpark, CA

Average pressure in September - Moorpark, CA
  • Average pressure in September: 29.9"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are June and September (29.9"Hg).

Average wind speed in September
Moorpark, CA

Average wind speed in September - Moorpark, CA
  • Average wind speed in September: 4.4mph

The windiest month (with the highest average wind speed) is December (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in September
Moorpark, CA

Average humidity in September - Moorpark, CA
  • Average humidity in September: 56%

The month with the highest relative humidity is June (63%).
The month with the lowest relative humidity is November (51%).

Average rainfall in September
Moorpark, CA

Average rainfall in September - Moorpark, CA
  • Average rainfall in September: 0.16"

The wettest month (with the highest rainfall) is February (1.89").
The driest months (with the least rainfall) are June and August (0.08").

Average rainfall days in September
Moorpark, CA

Average rainfall days in September - Moorpark, CA
  • Average rainfall days in September: 2.7 days

The month with the highest number of rainy days is March (7.6 days).
The month with the least rainy days is June (1.4 days).

Average daylight in September /
Average sunshine in September
Moorpark, CA

Average daylight in September / Average sunshine in September - Moorpark, CA
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in September: 10h and 5min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 48min).

Average sunshine days in September
Moorpark, CA

Average sunshine days in September - Moorpark, CA
  • Average sunshine days in September: 24 days

The month with the most sunshine days is August (26.7 days).
The month with the least sunshine days is February (20.9 days).

Average UV index in September
Moorpark, CA

Average UV index in September - Moorpark, CA
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in September
Moorpark, CA

Average cloud cover in September - Moorpark, CA
  • Average cloud cover in September: 6

The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).

Average visibility in September
Moorpark, CA

Average visibility in September - Moorpark, CA
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Moorpark, California, USA

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