September weather forecast
Forest Ranch, CA

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Weather in September

September, the first month of the autumn in Forest Ranch, is also a moderately hot month, with temperature in the range of an average low of 55.4°F and an average high of 82.4°F.

Temperature

Forest Ranch, California, in September experiences a gentle temperature dip, with average high-temperatures reducing from a tropical 88.3°F in August to a moderately hot 82.4°F. With a significant temperature contrast, nighttime temperatures hover around an average low of 55.4°F in September.

Humidity

In September, the average relative humidity is 39%.

Rainfall

In Forest Ranch, in September, it is raining for 3.7 days, with typically 0.51" of accumulated precipitation. Throughout the year, in Forest Ranch, there are 88.8 rainfall days, and 27.6" of precipitation is accumulated.

Snowfall

In Forest Ranch, California, snow does not fall in May through October.

Daylight

In Forest Ranch, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:34 am and sunset at 7:38 pm. On the last day of September, sunrise is at 7:02 am and sunset at 6:51 pm PDT.

Sunshine

In September, the average sunshine is 11.1h.

UV index

In Forest Ranch, California, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The average daily UV index of 4 in September transforms into the following instructions:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. 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

How hot is it in Forest Ranch in September?

The average high-temperature and low-temperature in Forest Ranch during September are 82.4°F and 55.4°F respectively. The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in June is calculated to be 80.6°F.

What is the average humidity in September in Forest Ranch?

In September, the average relative humidity is 39%.

How much does it rain in Forest Ranch in September?

In September, in Forest Ranch, California, the rain falls for 3.7 days. Throughout September, 0.51" of precipitation is accumulated.

When it does not snow in Forest Ranch?

In Forest Ranch, California, snow does not fall in May through October.

What is the average length of the day in September in Forest Ranch?

The average day length in September in Forest Ranch, California, is 12h and 26min.

When are sunrise and sunset in September in Forest Ranch?

In September, on the first day of the month, sunrise is at 6:34 am and sunset at 7:38 pm. On the last day of the month, in Forest Ranch, sunrise is at 7:02 am and sunset at 6:51 pm PDT.

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

In Forest Ranch, the average sunshine duration in September is 11.1h.

What is the UV index intensity in September in Forest Ranch?

In Forest Ranch, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Forest Ranch, CA

Average temperature in September - Forest Ranch, CA
  • Average high temperature in September: 82.4°F

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is December (49.1°F).

  • Average low temperature in September: 55.4°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is December (34.9°F).

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Average pressure in September
Forest Ranch, CA

Average pressure in September - Forest Ranch, CA
  • Average pressure in September: 29.92"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in September
Forest Ranch, CA

Average wind speed in September - Forest Ranch, CA
  • Average wind speed in September: 5.6mph

The windiest month (with the highest average wind speed) is March (6.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in September
Forest Ranch, CA

Average humidity in September - Forest Ranch, CA
  • Average humidity in September: 39%

The month with the highest relative humidity is March (76%).
The months with the lowest relative humidity are July and August (36%).

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Average rainfall in September
Forest Ranch, CA

Average rainfall in September - Forest Ranch, CA
  • Average rainfall in September: 0.51"

The wettest month (with the highest rainfall) is March (5").
The driest month (with the least rainfall) is July (0.16").

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Average rainfall days in September
Forest Ranch, CA

Average rainfall days in September - Forest Ranch, CA
  • Average rainfall days in September: 3.7 days

The month with the highest number of rainy days is March (14.8 days).
The month with the least rainy days is July (2.3 days).

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Average snowfall in September
Forest Ranch, CA

Average snowfall in September - Forest Ranch, CA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (3.19").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Forest Ranch, CA

Average snowfall days in September - Forest Ranch, CA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in September: 11h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

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Average sunshine days in September
Forest Ranch, CA

Average sunshine days in September - Forest Ranch, CA
  • Average sunshine days in September: 25.3 days

The month with the most sunshine days is July (27.8 days).
The month with the least sunshine days is March (14.8 days).

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Average UV index in September
Forest Ranch, CA

Average UV index in September - Forest Ranch, CA
  • Average UV index in September: 4

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are February, November and December (UV index 2).

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Average cloud cover in September
Forest Ranch, CA

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

The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 5).

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Average visibility in September
Forest Ranch, CA

Average visibility in September - Forest Ranch, 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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Forest Ranch, California, USA

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