September weather forecast and climate
Newbury Park, CA

Intense road network and dense home population in Thousand Oaks and Ventura County in Newbury Park, California
Intense road network and dense home population in Thousand Oaks and Ventura County in Newbury Park, California

Weather in September

September, the first month of the autumn, in Newbury Park, is also a moderately hot month, with temperature in the range of an average low of 62.8°F (17.1°C) and an average high of 77°F (25°C).

Temperature

In September, the average high-temperature is essentially the same as in August - a still warm 77°F (25°C). In September, the average low-temperature is 62.8°F (17.1°C).

Humidity

In Newbury Park, the average relative humidity is 61%.

Rainfall

In Newbury Park, California, during September, the rain falls for 2.8 days and regularly aggregates up to 0.2" (5mm) of precipitation. In Newbury Park, California, during the entire year, the rain falls for 51.2 days and collects up to 9.41" (239mm) of precipitation.

Daylight

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

Sunshine

In September, the average sunshine is 10.9h.

UV index

June through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in September in Newbury Park?

In September, the average high-temperature is 77°F (25°C), and the average low-temperature is 62.8°F (17.1°C).

What is the average humidity in September in Newbury Park?

In September, the average relative humidity is 61%.

How much does it rain in Newbury Park in September?

In Newbury Park, in September, during 2.8 rainfall days, 0.2" (5mm) of precipitation is typically accumulated.

How many hours of daylight does Newbury Park have in September?

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

How long on average sun shines in September in Newbury Park?

In September, the average sunshine in Newbury Park, California, is 10.9h.

When is the highest UV index in Newbury Park?

June through September, with an average maximum UV index of 6, are months with the highest UV index in Newbury Park, California.

What is the UV index intensity in September in Newbury Park?

In September, the average daily maximum UV index in Newbury Park, California, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV rays.

Average temperature in September
Newbury Park, CA

Average temperature in September - Newbury Park, CA
  • Average high temperature in September: 77°F

The warmest month (with the highest average high temperature) is August (78.4°F).
The month with the lowest average high temperature is December (60.4°F).

  • Average low temperature in September: 62.8°F

The month with the highest average low temperature is August (63.7°F).
The coldest month (with the lowest average low temperature) is February (49.1°F).

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Average pressure in September
Newbury Park, CA

Average pressure in September - Newbury Park, CA
  • Average pressure in September: 29.9"

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

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Average wind speed in September
Newbury Park, CA

Average wind speed in September - Newbury Park, CA
  • Average wind speed in September: 4.7mph

The windiest months (with the highest average wind speed) are April and December (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in September
Newbury Park, CA

Average humidity in September - Newbury Park, CA
  • Average humidity in September: 61%

The month with the highest relative humidity is June (69%).
The month with the lowest relative humidity is November (53%).

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Average rainfall in September
Newbury Park, CA

Average rainfall in September - Newbury Park, CA
  • Average rainfall in September: 0.2"

The wettest months (with the highest rainfall) are January and February (1.93").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in September
Newbury Park, CA

Average rainfall days in September - Newbury Park, CA
  • Average rainfall days in September: 2.8 days

The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is August (1.5 days).

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Average daylight in September /
Average sunshine in September
Newbury Park, CA

Average daylight in September / Average sunshine in September - Newbury Park, CA
  • Average daylight in September: 12.4h

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

  • Average sunshine in September: 10.9h

The month with the most sunshine is July (Average sunshine: 12.1h).
Months with the least sunshine are January, February and December (Average sunshine: 6.8).

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Average sunshine days in September
Newbury Park, CA

Average sunshine days in September - Newbury Park, CA
  • Average sunshine days in September: 24 days

The month with the most sunshine days is August (26.2 days).
The month with the least sunshine days is February (21 days).

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Average UV index in September
Newbury Park, CA

Average UV index in September - Newbury Park, CA
  • Average UV index in September: 6

Months with the highest UV index are June, July, August and September (UV index 6).
Months with the lowest UV index are January, February, March, April, November and December (UV index 4).

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Average cloud cover in September
Newbury Park, CA

Average cloud cover in September - Newbury Park, CA
  • Average cloud cover in September: 7

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).

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Average visibility in September
Newbury Park, CA

Average visibility in September - Newbury Park, CA
  • Average visibility in September: 6mi

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

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