September weather forecast
Yosemite Lakes, CA

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Weather in September

September, the first month of the autumn in Yosemite Lakes, is also a moderately hot month, with temperature in the range of an average low of 54.7°F (12.6°C) and an average high of 81°F (27.2°C).

Temperature

The commencement of September indicates a gentle shift in the average high-temperature, receding from August's hot 86.5°F (30.3°C) to a moderately hot 81°F (27.2°C). Yosemite Lakes records a marked daily temperature contrast, with an average low-temperature of 54.7°F (12.6°C) during the nights of September.

Humidity

In Yosemite Lakes, the average relative humidity in September is 35%.

Rainfall

In Yosemite Lakes, California, during September, the rain falls for 3 days and regularly aggregates up to 0.28" (7mm) of precipitation. Throughout the year, there are 73.5 rainfall days, and 19.69" (500mm) of precipitation is accumulated.

Snowfall

In Yosemite Lakes, snow does not fall in May through October.

Daylight

The average length of the day in September is 12h and 24min.
On the first day of September, sunrise is at 6:30 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 6:43 pm PDT.

Sunshine

In September, the average sunshine is 11.2h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In September, the UV index of 5 transforms into the following advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Yosemite Lakes in September?

During September, Yosemite Lakes experiences an average high-temperature of 81°F (27.2°C) and a low-temperature of 54.7°F (12.6°C).

What is the average humidity in September?

The average relative humidity in September in Yosemite Lakes, California, is 35%.

How much does it rain in September?

In Yosemite Lakes, in September, during 3 rainfall days, 0.28" (7mm) of precipitation is typically accumulated.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in September?

In Yosemite Lakes, the average day length in September is 12h and 24min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:30 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 6:43 pm PDT.

How many hours of sunshine does Yosemite Lakes have in September?

In September, the average sunshine duration is 11.2h.

How high is the UV index in September in Yosemite Lakes?

In Yosemite Lakes, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average max. wind speed
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
Yosemite Lakes, CA

Average temperature in September - Yosemite Lakes, CA
  • Average high temperature in September: 81°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is December (48.9°F).

  • Average low temperature in September: 54.7°F

The month with the highest average low temperature is July (58.8°F).
The coldest months (with the lowest average low temperature) are February and December (32.9°F).

Average pressure in September
Yosemite Lakes, CA

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in September
Yosemite Lakes, CA

Average wind speed in September - Yosemite Lakes, CA
  • Average wind speed in September: 4.7mph

The windiest month (with the highest average wind speed) is March (5.2mph).
The calmest months (with the lowest average wind speed) are November and December (4.3mph).

Average humidity in September
Yosemite Lakes, CA

Average humidity in September - Yosemite Lakes, CA
  • Average humidity in September: 35%

The month with the highest relative humidity is March (69%).
The months with the lowest relative humidity are July and August (32%).

Average rainfall in September
Yosemite Lakes, CA

Average rainfall in September - Yosemite Lakes, CA
  • Average rainfall in September: 0.28"

The wettest month (with the highest rainfall) is February (3.54").
The driest month (with the least rainfall) is August (0.12").

Average rainfall days in September
Yosemite Lakes, CA

Average rainfall days in September - Yosemite Lakes, CA
  • Average rainfall days in September: 3 days

The month with the highest number of rainy days is March (11.3 days).
The month with the least rainy days is August (2.1 days).

Average snowfall in September
Yosemite Lakes, CA

Average snowfall in September - Yosemite Lakes, CA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (5.55").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Yosemite Lakes, CA

Average snowfall days in September - Yosemite Lakes, CA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (3.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Yosemite Lakes, CA

Average daylight in September / Average sunshine in September - Yosemite Lakes, 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 1min

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

Average sunshine days in September
Yosemite Lakes, CA

Average sunshine days in September - Yosemite Lakes, CA
  • Average sunshine days in September: 25.2 days

The months with the most sunshine days are August and October (26.5 days).
The month with the least sunshine days is March (18.3 days).

Average UV index in September
Yosemite Lakes, CA

Average UV index in September - Yosemite Lakes, 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
Yosemite Lakes, CA

Average cloud cover in September - Yosemite Lakes, CA
  • Average cloud cover in September: 7

The month with the most cloud cover is March (Cloud cover 31).
The months with the least cloud cover are July and August (Cloud cover 5).

Average visibility in September
Yosemite Lakes, CA

Average visibility in September - Yosemite Lakes, 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).

Yosemite Lakes, California, USA

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