September weather forecast
Parkwood, CA

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Weather in September

September, the first month of the autumn in Parkwood, is still a tropical month, with an average temperature ranging between min 62.8°F (17.1°C) and max 92.8°F (33.8°C).

Temperature

The onset of September results in a small decrease in the average high-temperature, moderately receding from a fiery hot 99.3°F (37.4°C) in August to a hot 92.8°F (33.8°C). Parkwood's September nights cool down significantly from the day's heat, to an average low-temperature of 62.8°F (17.1°C).

Humidity

The average relative humidity in September is 33%.

Rainfall

In Parkwood, in September, during 1.6 rainfall days, 0.12" (3mm) of precipitation is typically accumulated. Throughout the year, in Parkwood, there are 61.3 rainfall days, and 12.99" (330mm) of precipitation is accumulated.

Daylight

In September, the average length of the day in Parkwood is 12h and 24min.
On the first day of September in Parkwood, sunrise is at 6:31 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:44 pm PDT.

Sunshine

The average sunshine in September is 11.3h.

UV index

In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: A typical high UV index of 6 in September suggests the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
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Frequently asked questions

How hot is it in Parkwood in September?

In Parkwood, 92.8°F (33.8°C) is the average high-temperature and 62.8°F (17.1°C) is the average low-temperature during September. In May, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, is calculated to be 82.4°F (28°C).

What is the average humidity in September in Parkwood?

The average relative humidity in September in Parkwood, California, is 33%.

How many days does it rain in September in Parkwood?

In Parkwood, California, during September, the rain falls for 1.6 days and regularly aggregates up to 0.12" (3mm) of precipitation.

What is the average length of the day in September in Parkwood?

The average day length in September in Parkwood is 12h and 24min.

When are sunrise and sunset in September in Parkwood?

On the first day of September, sunrise is at 6:31 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 6:44 pm PDT.

How long on average sun shines in September in Parkwood?

In Parkwood, the average sunshine duration in September is 11.3h.

What is the UV index reading in September in Parkwood?

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

Average temperature in September
Parkwood, CA

Average temperature in September - Parkwood, CA
  • Average high temperature in September: 92.8°F

The warmest month (with the highest average high temperature) is July (101.1°F).
The month with the lowest average high temperature is December (56.5°F).

  • Average low temperature in September: 62.8°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is December (42.1°F).

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Average pressure in September
Parkwood, CA

Average pressure in September - Parkwood, CA
  • Average pressure in September: 29.93"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in September
Parkwood, CA

Average wind speed in September - Parkwood, CA
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is June (8mph).
The calmest month (with the lowest average wind speed) is November (4.7mph).

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Average humidity in September
Parkwood, CA

Average humidity in September - Parkwood, CA
  • Average humidity in September: 33%

The month with the highest relative humidity is January (68%).
The month with the lowest relative humidity is July (29%).

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Average rainfall in September
Parkwood, CA

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

The wettest month (with the highest rainfall) is March (2.52").
The driest month (with the least rainfall) is August (0.04").

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Average rainfall days in September
Parkwood, CA

Average rainfall days in September - Parkwood, CA
  • Average rainfall days in September: 1.6 days

The month with the highest number of rainy days is March (11.2 days).
The month with the least rainy days is August (1 days).

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

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in September: 11h and 2min

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

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Average sunshine days in September
Parkwood, CA

Average sunshine days in September - Parkwood, CA
  • Average sunshine days in September: 27.8 days

The month with the most sunshine days is August (29.3 days).
The month with the least sunshine days is March (18.9 days).

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Average UV index in September
Parkwood, CA

Average UV index in September - Parkwood, CA
  • Average UV index in September: 6

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).

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Average cloud cover in September
Parkwood, CA

Average cloud cover in September - Parkwood, CA
  • Average cloud cover in September: 6

The month with the most cloud cover is December (Cloud cover 32).
The months with the least cloud cover are July and August (Cloud cover 5).

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Average visibility in September
Parkwood, CA

Average visibility in September - Parkwood, 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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Parkwood, California, USA

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