September weather forecast and climate
Scripps Ranch, CA

Weather in September

The first month of the autumn, September, is still a warm month in Scripps Ranch, California, with average temperature fluctuating between 80.4°F (26.9°C) and 63.7°F (17.6°C).

Temperature

In September, the average high-temperature is relatively the same as in August - a still warm 80.4°F (26.9°C). In Scripps Ranch, California, the average low-temperature is 63.7°F (17.6°C).

Humidity

The average relative humidity in September is 64%.

Rainfall

In September, the rain falls for 2.4 days. Throughout September, 0.12" (3mm) of precipitation is accumulated. Throughout the year, there are 41.9 rainfall days, and 3.35" (85mm) of precipitation is accumulated.

Daylight

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

Sunshine

In September, the average sunshine in Scripps Ranch is 10.3h.

UV index

Months with the highest UV index in Scripps Ranch are June through September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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 Scripps Ranch?

In September, the average high-temperature is 80.4°F (26.9°C), and the average low-temperature is 63.7°F (17.6°C).

What is the average humidity in September in Scripps Ranch?

In September, the average relative humidity in Scripps Ranch is 64%.

How much does it rain in Scripps Ranch in September?

In Scripps Ranch, during September, the rain falls for 2.4 days and regularly aggregates up to 0.12" (3mm) of precipitation.

How many hours of daylight does Scripps Ranch have in September?

In September, the average length of the day in Scripps Ranch, California, is 12.4h.

How long on average sun shines in September in Scripps Ranch?

The average sunshine in September is 10.3h.

What are the months with the highest UV index in Scripps Ranch?

Months with the highest UV index in Scripps Ranch are June through September, with an average maximum UV index of 6.

What is the UV index reading in September in Scripps Ranch?

In Scripps Ranch, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health threat from the exposure to the Sun's UV radiation.

Average temperature in September
Scripps Ranch, CA

Average temperature in September - Scripps Ranch, CA
  • Average high temperature in September: 80.4°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 (63.9°F).

  • Average low temperature in September: 63.7°F

The month with the highest average low temperature is August (65.3°F).
The coldest month (with the lowest average low temperature) is February (48.7°F).

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Average pressure in September
Scripps Ranch, CA

Average pressure in September - Scripps Ranch, CA
  • Average pressure in September: 29.88"

The month with the highest atmospheric pressure is January (30.09").
The month with the lowest atmospheric pressure is June (29.87").

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Average wind speed in September
Scripps Ranch, CA

Average wind speed in September - Scripps Ranch, CA
  • Average wind speed in September: 4.7mph

The windiest months (with the highest average wind speed) are April and May (5.7mph).
The calmest month (with the lowest average wind speed) is October (4.5mph).

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Average humidity in September
Scripps Ranch, CA

Average humidity in September - Scripps Ranch, CA
  • Average humidity in September: 64%

The month with the highest relative humidity is May (70%).
The month with the lowest relative humidity is November (56%).

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Average rainfall in September
Scripps Ranch, CA

Average rainfall in September - Scripps Ranch, CA
  • Average rainfall in September: 0.12"

The wettest month (with the highest rainfall) is December (0.63").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in September
Scripps Ranch, CA

Average rainfall days in September - Scripps Ranch, CA
  • Average rainfall days in September: 2.4 days

The month with the highest number of rainy days is March (6.5 days).
The month with the least rainy days is June (1.3 days).

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Average daylight in September /
Average sunshine in September
Scripps Ranch, CA

Average daylight in September / Average sunshine in September - Scripps Ranch, CA
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in September: 10.3h

Months with the most sunshine are July and August (Average sunshine: 12h).
Months with the least sunshine are January and December (Average sunshine: 6.8).

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Average sunshine days in September
Scripps Ranch, CA

Average sunshine days in September - Scripps Ranch, CA
  • Average sunshine days in September: 25.5 days

The month with the most sunshine days is October (26.1 days).
The month with the least sunshine days is February (21.8 days).

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Average UV index in September
Scripps Ranch, CA

Average UV index in September - Scripps Ranch, 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, November and December (UV index 4).

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Average cloud cover in September
Scripps Ranch, CA

Average cloud cover in September - Scripps Ranch, CA
  • Average cloud cover in September: 10

Months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 7).

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Average visibility in September
Scripps Ranch, CA

Average visibility in September - Scripps Ranch, 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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