September weather forecast
Cazadero, CA

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Weather in September

The first month of the autumn, September, is still a warm month in Cazadero, California, with an average temperature fluctuating between 53.4°F (11.9°C) and 79.9°F (26.6°C).

Temperature

Cazadero's shift from August to September is accompanied by an average high-temperature of a still moderately hot 79.9°F (26.6°C), a slight deviation from 81°F (27.2°C). Cazadero experiences a drastic reduction from day temperatures to an average low of 53.4°F (11.9°C) in September.

Humidity

With an average relative humidity of 62%, September is the least humid month in Cazadero.

Rainfall

In Cazadero, in September, during 1.9 rainfall days, 0.08" (2mm) of precipitation is typically accumulated. In Cazadero, during the entire year, the rain falls for 60.1 days and collects up to 12.87" (327mm) of precipitation.

Daylight

The average length of the day in September is 12h and 25min.
On the first day of the month, sunrise is at 6:42 am and sunset at 7:41 pm. On the last day of September, in Cazadero, sunrise is at 7:08 am and sunset at 6:56 pm PDT.

Sunshine

In September, the average sunshine in Cazadero is 10.8h.

UV index

The average daily maximum UV index in September in Cazadero is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, a daily UV index of 5 turns into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.

Frequently asked questions

What is the usual temperature for Cazadero in September?

An average high-temperature, in September, in Cazadero, is 79.9°F (26.6°C) and the average low-temperature is 53.4°F (11.9°C). The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 84.2°F (29°C).

What is the least humid month in Cazadero?

The least humid month in Cazadero, California, is September, with an average relative humidity of 62%.

What is the average humidity in September in Cazadero?

In September, the average relative humidity in Cazadero is 62%.

How many days does it rain in September in Cazadero?

In Cazadero, California, in September, it is raining for 1.9 days, with typically 0.08" (2mm) of accumulated precipitation.

How many hours of daylight does Cazadero have in September?

The average day length in September in Cazadero, California, is 12h and 25min.

What time are sunrise and sunset in September in Cazadero?

In September, on the first day of the month, sunrise is at 6:42 am and sunset at 7:41 pm. On the last day of the month, in Cazadero, California, sunrise is at 7:08 am and sunset at 6:56 pm PDT.

How many hours of sunshine does Cazadero have in September?

In September, the average sunshine duration in Cazadero is 10.8h.

How high is the UV index in September in Cazadero?

The average daily maximum UV index in September in Cazadero, California, is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Cazadero, CA

Average temperature in September - Cazadero, CA
  • Average high temperature in September: 79.9°F

The warmest month (with the highest average high temperature) is August (81°F).
The month with the lowest average high temperature is December (56.3°F).

  • Average low temperature in September: 53.4°F

The months with the highest average low temperature are August and September (53.4°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).

Average pressure in September
Cazadero, CA

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

Average wind speed in September
Cazadero, CA

Average wind speed in September - Cazadero, CA
  • Average wind speed in September: 5.3mph

The windiest month (with the highest average wind speed) is May (7.2mph).
The calmest month (with the lowest average wind speed) is November (5mph).

Average humidity in September
Cazadero, CA

Average humidity in September - Cazadero, CA
  • Average humidity in September: 62%

The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is September (62%).

Average rainfall in September
Cazadero, CA

Average rainfall in September - Cazadero, CA
  • Average rainfall in September: 0.08"

The wettest month (with the highest rainfall) is February (3.27").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in September
Cazadero, CA

Average rainfall days in September - Cazadero, CA
  • Average rainfall days in September: 1.9 days

The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (0.9 days).

Average daylight in September /
Average sunshine in September
Cazadero, CA

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 10h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in September
Cazadero, CA

Average sunshine days in September - Cazadero, CA
  • Average sunshine days in September: 27.9 days

The month with the most sunshine days is July (28.9 days).
The month with the least sunshine days is February (19.9 days).

Average UV index in September
Cazadero, CA

Average UV index in September - Cazadero, CA
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in September
Cazadero, CA

Average cloud cover in September - Cazadero, CA
  • Average cloud cover in September: 12

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 11).

Average visibility in September
Cazadero, CA

Average visibility in September - Cazadero, 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).

Cazadero, California, USA

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