September weather forecast
Woodacre, CA

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Weather in September

The first month of the autumn, September, is still a pleasant month in Woodacre, California, with an average temperature ranging between max 70.9°F (21.6°C) and min 56.3°F (13.5°C).

Temperature

September, marked by an average high-temperature of 70.9°F (21.6°C) and a low-temperature of 56.3°F (13.5°C), is the warmest month.

Humidity

In Woodacre, the average relative humidity in September is 73%.

Rainfall

In Woodacre, in September, during 3.4 rainfall days, 0.12" (3mm) of precipitation is typically accumulated. In Woodacre, California, during the entire year, the rain falls for 80.3 days and collects up to 15.98" (406mm) of precipitation.

Snowfall

In Woodacre, snow does not fall in January through November.

Daylight

In September, the average length of the day in Woodacre is 12h and 25min.
On the first day of the month, sunrise is at 6:41 am and sunset at 7:39 pm. On the last day of September, in Woodacre, sunrise is at 7:06 am and sunset at 6:54 pm PDT.

Sunshine

The average sunshine in September is 10.5h.

UV index

The months with the highest UV index in Woodacre are June through September, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily high UV index of 5 in September leads to these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Employ a wide-brim hat for potent defense against up to 50% of UV rays.

Frequently asked questions

What time of the year is the hottest in Woodacre?

The temperatures reach their highest averages in September, with highs of 70.9°F (21.6°C) and lows of 56.3°F (13.5°C).

What is the temperature in September in Woodacre?

An average high-temperature, in September, in Woodacre, is 70.9°F (21.6°C) and the average low-temperature is 56.3°F (13.5°C).

What is the average humidity in September in Woodacre?

In September, the average relative humidity in Woodacre, California, is 73%.

How much does it rain in Woodacre in September?

In Woodacre, California, in September, it is raining for 3.4 days, with typically 0.12" (3mm) of accumulated precipitation.

When it does not snow in Woodacre?

January through November are months without snowfall in Woodacre, California.

How many hours of daylight does Woodacre have in September?

In Woodacre, California, the average day length in September is 12h and 25min.

When are sunrise and sunset in September in Woodacre?

On the first day of September in Woodacre, sunrise is at 6:41 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:54 pm PDT.

How many hours of sunshine does Woodacre have in September?

The average sunshine duration in September is 10.5h.

What are the months with the highest UV index in Woodacre?

June through September, with an average maximum UV index of 5, are months with the highest UV index.

How high is the UV index in September in Woodacre?

In Woodacre, California, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Woodacre, CA

Average temperature in September - Woodacre, CA
  • Average high temperature in September: 70.9°F

The warmest month (with the highest average high temperature) is September (70.9°F).
The month with the lowest average high temperature is December (55.2°F).

  • Average low temperature in September: 56.3°F

The month with the highest average low temperature is September (56.3°F).
The coldest month (with the lowest average low temperature) is December (46°F).

Average pressure in September
Woodacre, CA

Average pressure in September - Woodacre, 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
Woodacre, CA

Average wind speed in September - Woodacre, CA
  • Average wind speed in September: 6.3mph

The windiest months (with the highest average wind speed) are April and May (8.3mph).
The calmest month (with the lowest average wind speed) is November (5.9mph).

Average humidity in September
Woodacre, CA

Average humidity in September - Woodacre, CA
  • Average humidity in September: 73%

The month with the highest relative humidity is August (78%).
The month with the lowest relative humidity is October (69%).

Average rainfall in September
Woodacre, CA

Average rainfall in September - Woodacre, CA
  • Average rainfall in September: 0.12"

The wettest month (with the highest rainfall) is February (3.43").
The driest months (with the least rainfall) are July and August (0.08").

Average rainfall days in September
Woodacre, CA

Average rainfall days in September - Woodacre, CA
  • Average rainfall days in September: 3.4 days

The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is July (2.3 days).

Average snowfall days in September
Woodacre, CA

Average snowfall days in September - Woodacre, CA
  • Average snowfall days in September: 0 days

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

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

Average daylight in September / Average sunshine in September - Woodacre, 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 36min).

  • Average sunshine in September: 10h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

Average sunshine days in September
Woodacre, CA

Average sunshine days in September - Woodacre, CA
  • Average sunshine days in September: 24.1 days

The months with the most sunshine days are June and July (24.8 days).
The month with the least sunshine days is March (16.6 days).

Average UV index in September
Woodacre, CA

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

The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are February, November and December (UV index 3).

Average cloud cover in September
Woodacre, CA

Average cloud cover in September - Woodacre, CA
  • Average cloud cover in September: 19

The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is September (Cloud cover 19).

Average visibility in September
Woodacre, CA

Average visibility in September - Woodacre, 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).

Woodacre, California, USA

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