South Lake Tahoe
California, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
South Lake Tahoe, CA

Stunning view of the Emerald Bay in South Lake Tahoe, California, with a side view of the mountain slope
Stunning view of the Emerald Bay in South Lake Tahoe, California, with a side view of the mountain slope
Septiembre, the first month of the autumn, in South Lake Tahoe, is still a warm month, with average temperature fluctuating between 73.6°F (23.1°C) and 34.5°F (1.4°C).

Temperature

In South Lake Tahoe, the average high-temperature slightly decreases, from 80.2°F (26.8°C) in Agosto, to a still moderately hot 73.6°F (23.1°C). In South Lake Tahoe, the average low-temperature is 34.5°F (1.4°C).

Rainfall

The month with the least rainfall in South Lake Tahoe is Septiembre when the rain falls for 1.4 days and typically collects 0.17" (4.3mm) of precipitation.

Snowfall

In South Lake Tahoe snow does not fall in Julio through Octubre.

Daylight

The average length of the day in South Lake Tahoe is 12.4h.

Sunshine

In Septiembre, the average sunshine is 11h.

UV index

In South Lake Tahoe, California, the average daily maximum UV index in Septiembre is 8. A UV Index value of 8 to 10 symbolizes a very high health hazard from the exposure to the Sun's UV rays for the average person.
Note: In Septiembre, the average maximum UV index of 8 translate into the following recommendations:
Take special precautions, as unprotected eyes and skin can be burned and damaged quickly. 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in Septiembre in South Lake Tahoe?

In Septiembre, the average high-temperature is 73.6°F (23.1°C), and the average low-temperature is 34.5°F (1.4°C).

How much does it rain in South Lake Tahoe in Septiembre?

In South Lake Tahoe, in Septiembre, it is raining for 1.4 days, with typically 0.17" (4.3mm) of accumulated precipitation.

What is the driest month in South Lake Tahoe?

Septiembre is the month with the least rainfall in South Lake Tahoe. Rain falls for 1.4 days and accumulates 0.17" (4.3mm) of precipitation.

When it does not snow in South Lake Tahoe?

Julio through Octubre are months without snowfall in South Lake Tahoe, California.

How many hours of daylight does South Lake Tahoe have in Septiembre?

The average length of the day in Septiembre in South Lake Tahoe, California, is 12.4h.

How long on average sun shines in Septiembre in South Lake Tahoe?

The average sunshine in Septiembre in South Lake Tahoe, California, is 11h.

What is the UV index intensity in Septiembre in South Lake Tahoe?

The average daily maximum UV index in Septiembre is 8. A UV Index estimate of 8 to 10 represents a very high hazard to health from the exposure to the Sun's UV radiation.
Average temperature in September - South Lake Tahoe, CA
  • Average high temperature in September: 73.6°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (43°F).

  • Average low temperature in September: 34.5°F

The month with the highest average low temperature is July (41.4°F).
The coldest month (with the lowest average low temperature) is January (16.1°F).

Average rainfall in September - South Lake Tahoe, CA
  • Average rainfall in September: 0.2"

The wettest month (with the highest rainfall) is December (3.8").
Driest months (with the lowest rainfall) are June and September (0.2").

Average rainfall days in September - South Lake Tahoe, CA
  • Average rainfall days in September: 1.4 days

The month with the highest number of rainy days is December (12.1 days).
The month with the lowest number of rainy days is September (1.4 days).

Average snowfall in September - South Lake Tahoe, CA
  • Average snowfall in September: 0"

The month with the highest snowfall is November (40").
Months with the lowest snowfall are July, August, September and October (0").

Average daylight in September / Average sunshine in September - South Lake Tahoe, CA
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.9h).
The month with shortest days is December (Average daylight: 9.5h).

  • Average sunshine in September: 11h

The month with most sunshine is July (Average sunshine: 13h).
Months with least sunshine are January and December (Average sunshine: 6).

Average UV index in September - South Lake Tahoe, CA
  • Average UV index in September: 8

Months with the highest UV index are June, July and August (UV index 10).
Months with the lowest UV index are January and December (UV index 2).