September weather forecast
Oak Run, CA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Oak Run, California, with an average temperature ranging between min 55.6°F (13.1°C) and max 84.2°F (29°C).

Temperature

During the shift to September, a minor reduction in average high-temperature is observed, shifting from a hot 91.2°F (32.9°C) in August to a warm 84.2°F (29°C). Despite the stark contrast with daytime temperatures, Oak Run's September nights average at a refreshing 55.6°F (13.1°C).

Humidity

The average relative humidity in September in Oak Run is 39%.

Rainfall

In September, the rain falls for 3.5 days. Throughout September, 0.35" (9mm) of precipitation is accumulated. Throughout the year, there are 99.5 rainfall days, and 30.43" (773mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In Oak Run, the average length of the day in September is 12h and 27min.
On the first day of September in Oak Run, California, sunrise is at 6:36 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:51 pm PDT.

Sunshine

In September, the average sunshine is 11.1h.

UV index

In Oak Run, California, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, the maximum UV index of 5 transforms into these recommendations:
Undertake protective steps - Preventing sun damage is advised. It's recommended to limit sun exposure when its radiation is at its peak during midday. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Frequently asked questions

How hot is it in Oak Run in September?

In Oak Run, in September, the average high-temperature is 84.2°F (29°C), and the average low-temperature is 55.6°F (13.1°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in June is estimated at 84.2°F (29°C).

What is the average humidity in September in Oak Run?

The average relative humidity in September in Oak Run is 39%.

How many days does it rain in September in Oak Run?

In Oak Run, California, in September, during 3.5 rainfall days, 0.35" (9mm) of precipitation is typically accumulated.

When it does not snow in Oak Run?

In Oak Run, California, snow does not fall in April through October.

How many hours of daylight does Oak Run have in September?

In September, the average day length in Oak Run is 12h and 27min.

What time are sunrise and sunset in September in Oak Run?

In September, on the first day of the month, sunrise is at 6:36 am and sunset at 7:39 pm. On the last day of the month, in Oak Run, sunrise is at 7:04 am and sunset at 6:51 pm PDT.

How long on average sun shines in September in Oak Run?

In September, the average sunshine duration is 11.1h.

What is the UV index reading in September in Oak Run?

In Oak Run, California, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
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
Oak Run, CA

Average temperature in September - Oak Run, CA
  • Average high temperature in September: 84.2°F

The warmest month (with the highest average high temperature) is July (92.3°F).
The month with the lowest average high temperature is December (49.3°F).

  • Average low temperature in September: 55.6°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is December (35.2°F).

Average pressure in September
Oak Run, CA

Average pressure in September - Oak Run, CA
  • Average pressure in September: 29.94"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.92"Hg).

Average wind speed in September
Oak Run, CA

Average wind speed in September - Oak Run, CA
  • Average wind speed in September: 4.8mph

The windiest months (with the highest average wind speed) are March, April, June and October (5.2mph).
The calmest months (with the lowest average wind speed) are August and November (4.4mph).

Average humidity in September
Oak Run, CA

Average humidity in September - Oak Run, CA
  • Average humidity in September: 39%

The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is August (35%).

Average rainfall in September
Oak Run, CA

Average rainfall in September - Oak Run, CA
  • Average rainfall in September: 0.35"

The wettest month (with the highest rainfall) is March (5.91").
The driest month (with the least rainfall) is July (0.08").

Average rainfall days in September
Oak Run, CA

Average rainfall days in September - Oak Run, CA
  • Average rainfall days in September: 3.5 days

The month with the highest number of rainy days is March (16.8 days).
The month with the least rainy days is August (1.6 days).

Average snowfall in September
Oak Run, CA

Average snowfall in September - Oak Run, CA
  • Average snowfall in September: 0"

The month with the highest snowfall is December (0.63").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Oak Run, CA

Average snowfall days in September - Oak Run, CA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Oak Run, CA

Average daylight in September / Average sunshine in September - Oak Run, 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 18min).

  • Average sunshine in September: 11h and 1min

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

Average sunshine days in September
Oak Run, CA

Average sunshine days in September - Oak Run, CA
  • Average sunshine days in September: 25.1 days

The month with the most sunshine days is August (27.3 days).
The month with the least sunshine days is March (12.7 days).

Average UV index in September
Oak Run, CA

Average UV index in September - Oak Run, CA
  • Average UV index in September: 5

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).

Average cloud cover in September
Oak Run, CA

Average cloud cover in September - Oak Run, CA
  • Average cloud cover in September: 9

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

Average visibility in September
Oak Run, CA

Average visibility in September - Oak Run, 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).

Oak Run, California, USA

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