September weather forecast
Carpinteria, CA

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The central coastline of the Pacific Ocean in Santa Barbara in Carpinteria, California
The central coastline of the Pacific Ocean in Santa Barbara in Carpinteria, California

Weather in September

The first month of the autumn, September, is still a warm month in Carpinteria, California, with an average temperature fluctuating between 60.4°F (15.8°C) and 77.2°F (25.1°C).

Temperature

Carpinteria's September reports an average high-temperature of a still moderately hot 77.2°F (25.1°C), exhibiting a minor difference from August. Throughout September, Carpinteria experiences a low-temperature average of 60.4°F (15.8°C).

Humidity

The average relative humidity in September is 54%.

Rainfall

In Carpinteria, during September, the rain falls for 2.5 days and regularly aggregates up to 0.2" (5mm) of precipitation. In Carpinteria, during the entire year, the rain falls for 46.9 days and collects up to 7.83" (199mm) of precipitation.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 6:31 am and sunset at 7:23 pm. On the last day of September, sunrise is at 6:52 am and sunset at 6:43 pm PDT.

Sunshine

In Carpinteria, the average sunshine in September is 11h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: During September, 5 as the daily maximum UV index converts into the following advice:
Take necessary precautions - Defending against sun damage is advocated. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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Frequently asked questions

What is the temperature in September in Carpinteria?

In Carpinteria, 77.2°F (25.1°C) is the average high-temperature and 60.4°F (15.8°C) is the average low-temperature during September.

What is the average humidity in September in Carpinteria?

The average relative humidity in September in Carpinteria, California, is 54%.

How many days does it rain in September in Carpinteria?

In Carpinteria, in September, during 2.5 rainfall days, 0.2" (5mm) of precipitation is typically accumulated.

How many hours of daylight does Carpinteria have in September?

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

When are sunrise and sunset in September in Carpinteria?

In September, on the first day of the month, sunrise is at 6:31 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:43 pm PDT.

How many hours of sunshine does Carpinteria have in September?

The average sunshine duration in September in Carpinteria is 11h.

What is the UV index intensity in September in Carpinteria?

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Carpinteria, CA

Average temperature in September - Carpinteria, CA
  • Average high temperature in September: 77.2°F

The warmest month (with the highest average high temperature) is August (79.2°F).
The month with the lowest average high temperature is December (59.4°F).

  • Average low temperature in September: 60.4°F

The month with the highest average low temperature is August (61.3°F).
The coldest month (with the lowest average low temperature) is February (45.3°F).

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Average pressure in September
Carpinteria, CA

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

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

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Average wind speed in September
Carpinteria, CA

Average wind speed in September - Carpinteria, CA
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in September
Carpinteria, CA

Average humidity in September - Carpinteria, CA
  • Average humidity in September: 54%

The month with the highest relative humidity is March (63%).
The months with the lowest relative humidity are October and November (53%).

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Average rainfall in September
Carpinteria, CA

Average rainfall in September - Carpinteria, CA
  • Average rainfall in September: 0.2"

The wettest months (with the highest rainfall) are February and March (1.46").
The driest months (with the least rainfall) are June and August (0.12").

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Average rainfall days in September
Carpinteria, CA

Average rainfall days in September - Carpinteria, CA
  • Average rainfall days in September: 2.5 days

The month with the highest number of rainy days is March (6.8 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
Carpinteria, CA

Average daylight in September / Average sunshine in September - Carpinteria, 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: 11h and 0min

The months with the most sunshine are June and August (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 6h and 30min).

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Average sunshine days in September
Carpinteria, CA

Average sunshine days in September - Carpinteria, CA
  • Average sunshine days in September: 23.7 days

The month with the most sunshine days is August (27.3 days).
The month with the least sunshine days is February (21.8 days).

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Average UV index in September
Carpinteria, CA

Average UV index in September - Carpinteria, 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).

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Average cloud cover in September
Carpinteria, CA

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

The month with the most cloud cover is March (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in September
Carpinteria, CA

Average visibility in September - Carpinteria, 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).

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Carpinteria, California, USA

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