September weather forecast
Lookout, CA

Share

Weather in September

The first month of the autumn, September, is also a moderately hot month in Lookout, California, with an average temperature ranging between max 78.8°F (26°C) and min 48°F (8.9°C).

Temperature

The onset of September aligns with a soft reduction in the average high-temperature, gently falling from a moderately hot 85.8°F (29.9°C) in August to a still warm 78.8°F (26°C). September's nights exhibit a sharp contrast from day highs, with an average temperature of 48°F (8.9°C).

Humidity

In September, the average relative humidity is 45%.

Rainfall

In Lookout, in September, during 4.1 rainfall days, 0.39" (10mm) of precipitation is typically accumulated. In Lookout, California, during the entire year, the rain falls for 105 days and collects up to 24.69" (627mm) of precipitation.

Snowfall

June through September are months without snowfall in Lookout.

Daylight

The average length of the day in September in Lookout is 12h and 27min.
On the first day of September in Lookout, sunrise is at 6:31 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:47 pm PDT.

Sunshine

In September, the average sunshine is 11.1h.

UV index

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: In September, the maximum UV index of 4 translates into these guidelines:
Ensure safety - Recommendations to avert sunburn are presented. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
[Resources]

Frequently asked questions

What are September temperatures in Lookout?

The average high-temperature, in September, in Lookout, is 78.8°F (26°C), while the average low-temperature is 48°F (8.9°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in August is calculated to be 86°F (30°C).

What is the average humidity in September in Lookout?

In September, the average relative humidity in Lookout, California, is 45%.

How much does it rain in Lookout in September?

In Lookout, in September, it is raining for 4.1 days, with typically 0.39" (10mm) of accumulated precipitation.

When it does not snow in Lookout?

In Lookout, California, snow does not fall in June through September.

Does it snow in Lookout in September?

In Lookout, in September, it doesn't snow. In October, it regularly snows.

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

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

What time are sunrise and sunset in September in Lookout?

In September, on the first day of the month, sunrise is at 6:31 am and sunset at 7:36 pm. On the last day of the month, in Lookout, California, sunrise is at 7:01 am and sunset at 6:47 pm PDT.

How many hours of sunshine does Lookout have in September?

The average sunshine duration in September in Lookout is 11.1h.

What is the UV index intensity in September in Lookout?

In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health risk 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
Lookout, CA

Average temperature in September - Lookout, CA
  • Average high temperature in September: 78.8°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is December (43.3°F).

  • Average low temperature in September: 48°F

The month with the highest average low temperature is July (53.1°F).
The coldest month (with the lowest average low temperature) is December (27.9°F).

[Resources]

Average pressure in September
Lookout, CA

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

The month with the highest atmospheric pressure is January (30.18"Hg).
The months with the lowest atmospheric pressure are June and August (29.92"Hg).

[Resources]

Average wind speed in September
Lookout, CA

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

The windiest month (with the highest average wind speed) is March (5.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

[Resources]

Average humidity in September
Lookout, CA

Average humidity in September - Lookout, CA
  • Average humidity in September: 45%

The months with the highest relative humidity are January and March (79%).
The months with the lowest relative humidity are July and August (40%).

[Resources]

Average rainfall in September
Lookout, CA

Average rainfall in September - Lookout, CA
  • Average rainfall in September: 0.39"

The wettest month (with the highest rainfall) is March (4.45").
The driest month (with the least rainfall) is July (0.16").

[Resources]

Average rainfall days in September
Lookout, CA

Average rainfall days in September - Lookout, CA
  • Average rainfall days in September: 4.1 days

The month with the highest number of rainy days is April (14.5 days).
The month with the least rainy days is August (2.3 days).

[Resources]

Average snowfall in September
Lookout, CA

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

The month with the highest snowfall is March (10.43").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in September
Lookout, CA

Average snowfall days in September - Lookout, CA
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is March (8 days).
The months with the least snowfall days are June, July and August (0 days).

[Resources]

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

Average daylight in September / Average sunshine in September - Lookout, CA
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
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 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

[Resources]

Average sunshine days in September
Lookout, CA

Average sunshine days in September - Lookout, CA
  • Average sunshine days in September: 24.7 days

The month with the most sunshine days is August (26 days).
The month with the least sunshine days is March (11.3 days).

[Resources]

Average UV index in September
Lookout, CA

Average UV index in September - Lookout, CA
  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

[Resources]

Average cloud cover in September
Lookout, CA

Average cloud cover in September - Lookout, CA
  • Average cloud cover in September: 10

The month with the most cloud cover is March (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 6).

[Resources]

Average visibility in September
Lookout, CA

Average visibility in September - Lookout, CA
  • Average visibility in September: 6mi

The months with the highest visibility are February, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, March and December (5mi).

[Resources]

Lookout, California, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location