September weather forecast
Lenwood, CA

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Weather in September

September, the first month of the autumn in Lenwood, is also a hot month, with an average temperature varying between 88.3°F (31.3°C) and 67.3°F (19.6°C).

Temperature

The onset of September aligns with a soft reduction in the average high-temperature, gently falling from a fiery hot 95.4°F (35.2°C) in August to a tropical 88.3°F (31.3°C). An average low-temperature of 67.3°F (19.6°C) is expected during September.

Humidity

The average relative humidity in September in Lenwood, California, is 27%.

Rainfall

In September, the rain falls for 1.9 days. Throughout September, 0.08" (2mm) of precipitation is accumulated. In Lenwood, during the entire year, the rain falls for 36.5 days and collects up to 3.11" (79mm) of precipitation.

Snowfall

February through October and December are months without snowfall.

Daylight

In Lenwood, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 6:21 am and sunset at 7:14 pm. On the last day of September, sunrise is at 6:42 am and sunset at 6:33 pm PDT.

Sunshine

The average sunshine in September is 10.7h.

UV index

In Lenwood, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 6 in September translates into these instructions:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. 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. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
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Frequently asked questions

How hot is it in Lenwood in September?

In Lenwood, in September, the average high-temperature is 88.3°F (31.3°C), and the average low-temperature is 67.3°F (19.6°C).

What is the average humidity in September in Lenwood?

In Lenwood, California, the average relative humidity in September is 27%.

How many days does it rain in September in Lenwood?

In Lenwood, during September, the rain falls for 1.9 days and regularly aggregates up to 0.08" (2mm) of precipitation.

When it does not snow in Lenwood?

In Lenwood, snow does not fall in February through October and December.

How many hours of daylight does Lenwood have in September?

The average day length in September in Lenwood, California, is 12h and 23min.

When are sunrise and sunset in September in Lenwood?

In September, on the first day of the month, sunrise is at 6:21 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 6:33 pm PDT.

How long on average sun shines in September in Lenwood?

In September, the average sunshine duration is 10.7h.

What is the UV index reading in September in Lenwood?

In Lenwood, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unprotected exposure to UV radiation.
Average humidity
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
Lenwood, CA

Average temperature in September - Lenwood, CA
  • Average high temperature in September: 88.3°F

The warmest month (with the highest average high temperature) is July (96.4°F).
The month with the lowest average high temperature is December (54.3°F).

  • Average low temperature in September: 67.3°F

The month with the highest average low temperature is August (72.9°F).
The coldest month (with the lowest average low temperature) is December (38.7°F).

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Average pressure in September
Lenwood, CA

Average pressure in September - Lenwood, CA
  • Average pressure in September: 29.85"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.81"Hg).

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Average wind speed in September
Lenwood, CA

Average wind speed in September - Lenwood, CA
  • Average wind speed in September: 8.6mph

The windiest month (with the highest average wind speed) is May (12.6mph).
The calmest month (with the lowest average wind speed) is January (6.3mph).

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Average humidity in September
Lenwood, CA

Average humidity in September - Lenwood, CA
  • Average humidity in September: 27%

The months with the highest relative humidity are January and December (48%).
The month with the lowest relative humidity is August (23%).

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Average rainfall in September
Lenwood, CA

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

The wettest month (with the highest rainfall) is December (0.55").
The driest month (with the least rainfall) is June (0").

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Average rainfall days in September
Lenwood, CA

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

The month with the highest number of rainy days is December (5.6 days).
The month with the least rainy days is June (0.2 days).

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Average snowfall in September
Lenwood, CA

Average snowfall in September - Lenwood, CA
  • Average snowfall in September: 0"

The month with the highest snowfall is November (0.39").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and December (0").

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Average snowfall days in September
Lenwood, CA

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

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in September: 10h and 4min

The months with the most sunshine are June, July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 7h and 6min).

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Average sunshine days in September
Lenwood, CA

Average sunshine days in September - Lenwood, CA
  • Average sunshine days in September: 27.5 days

The month with the most sunshine days is June (29.8 days).
The month with the least sunshine days is February (22.8 days).

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Average UV index in September
Lenwood, CA

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

The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are November and December (UV index 3).

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Average cloud cover in September
Lenwood, CA

Average cloud cover in September - Lenwood, CA
  • Average cloud cover in September: 5

The month with the most cloud cover is December (Cloud cover 19).
The months with the least cloud cover are June, August and September (Cloud cover 5).

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Average visibility in September
Lenwood, CA

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

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