September weather forecast
Pauma Valley, CA

Weather in September

September, the first month of the autumn in Pauma Valley, is also a moderately hot month, with an average temperature ranging between max 84.4°F (29.1°C) and min 61.7°F (16.5°C).

Temperature

In September, the average high-temperature is relatively the same as in August - a warm 84.4°F (29.1°C). In Pauma Valley, the average low-temperature is 61.7°F (16.5°C).

Heat index

In September, the average heat index is evaluated at a hot 87.8°F (31°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'felt air temperature', or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. Additional factors like activity, clothing, wind, and pregnancy affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In September, the average relative humidity is 56%.

Rainfall

In Pauma Valley, during September, the rain falls for 3.9 days and regularly aggregates up to 0.24" (6mm) of precipitation. Throughout the year, there are 51.6 rainfall days, and 5.59" (142mm) of precipitation is accumulated.

Snowfall

January, March through December are months without snowfall in Pauma Valley.

Daylight

In September, the average length of the day is 12h and 22min.
On the first day of the month, sunrise is at 6:22 am and sunset at 7:13 pm. On the last day of September, in Pauma Valley, sunrise is at 6:41 am and sunset at 6:34 pm PDT.

Sunshine

In September, the average sunshine in Pauma Valley, California, is 10.5h.

UV index

The months with the highest UV index are June through September, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 6 in September transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in September in Pauma Valley?

In Pauma Valley, California, in September, the average high-temperature is 84.4°F (29.1°C), and the average low-temperature is 61.7°F (16.5°C). in September, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is evaluated at 87.8°F (31°C).

What is the average humidity in September in Pauma Valley?

The average relative humidity in September is 56%.

How much does it rain in Pauma Valley in September?

In September, in Pauma Valley, California, the rain falls for 3.9 days. Throughout September, 0.24" (6mm) of precipitation is accumulated.

When it does not snow in Pauma Valley?

January, March through December are months without snowfall.

What is the average length of the day in September in Pauma Valley?

In September, the average day length in Pauma Valley, California, is 12h and 22min.

When is the sunrise / sunset in September in Pauma Valley?

On the first day of September in Pauma Valley, sunrise is at 6:22 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 6:34 pm PDT.

How many hours of sunshine does Pauma Valley have in September?

In Pauma Valley, the average sunshine duration in September is 10.5h.

When is the highest UV index in Pauma Valley?

June through September, with an average maximum UV index of 6, are months with the highest UV index in Pauma Valley.

How high is the UV index in September in Pauma Valley?

In Pauma Valley, California, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Pauma Valley, CA

Average temperature in September - Pauma Valley, CA
  • Average high temperature in September: 84.4°F

The warmest month (with the highest average high temperature) is August (86.9°F).
The month with the lowest average high temperature is December (62.4°F).

  • Average low temperature in September: 61.7°F

The month with the highest average low temperature is August (63.1°F).
The coldest month (with the lowest average low temperature) is February (44.6°F).

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Average pressure in September
Pauma Valley, CA

Average pressure in September - Pauma Valley, CA
  • Average pressure in September: 29.87"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in September
Pauma Valley, CA

Average wind speed in September - Pauma Valley, CA
  • Average wind speed in September: 4.2mph

The windiest month (with the highest average wind speed) is April (5.3mph).
The calmest month (with the lowest average wind speed) is September (4.2mph).

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Average humidity in September
Pauma Valley, CA

Average humidity in September - Pauma Valley, CA
  • Average humidity in September: 56%

The month with the highest relative humidity is May (66%).
The month with the lowest relative humidity is November (52%).

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Average rainfall in September
Pauma Valley, CA

Average rainfall in September - Pauma Valley, CA
  • Average rainfall in September: 0.24"

The wettest month (with the highest rainfall) is February (0.94").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in September
Pauma Valley, CA

Average rainfall days in September - Pauma Valley, CA
  • Average rainfall days in September: 3.9 days

The month with the highest number of rainy days is March (7.1 days).
The month with the least rainy days is June (1.3 days).

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Average snowfall days in September
Pauma Valley, CA

Average snowfall days in September - Pauma Valley, CA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in September /
Average sunshine in September
Pauma Valley, CA

Average daylight in September / Average sunshine in September - Pauma Valley, CA
  • Average daylight in September: 12h and 22min

The month with the longest days is June (Average daylight: 14h and 19min).
The month with the shortest days is December (Average daylight: 9h and 59min).

  • Average sunshine in September: 10h and 30min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in September
Pauma Valley, CA

Average sunshine days in September - Pauma Valley, CA
  • Average sunshine days in September: 24.8 days

The month with the most sunshine days is June (28.1 days).
The month with the least sunshine days is February (21.5 days).

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Average UV index in September
Pauma Valley, CA

Average UV index in September - Pauma Valley, CA
  • Average UV index in September: 6

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

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Average cloud cover in September
Pauma Valley, CA

Average cloud cover in September - Pauma Valley, CA
  • Average cloud cover in September: 9

The month with the most cloud cover is March (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 6).

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Average visibility in September
Pauma Valley, CA

Average visibility in September - Pauma Valley, 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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