October weather forecast
Alta Sierra, CA

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Weather in October

October, like September, is another pleasant autumn month in Alta Sierra, California, with temperature in the range of an average low of 50.7°F (10.4°C) and an average high of 72°F (22.2°C).

Temperature

The beginning of October involves a decrease in the average high-temperature, transitioning from a moderately hot 83.8°F (28.8°C) in September to an agreeable 72°F (22.2°C). In October, in Alta Sierra, California, the average low-temperature is a cool 50.7°F (10.4°C).

Humidity

The average relative humidity in October in Alta Sierra is 46%.

Rainfall

In Alta Sierra, in October, it is raining for 4.1 days, with typically 1.57" (40mm) of accumulated precipitation. Throughout the year, there are 82 rainfall days, and 33.11" (841mm) of precipitation is accumulated.

Snowfall

In Alta Sierra, snow does not fall in June through October.

Daylight

In Alta Sierra, the average length of the day in October is 11h and 10min.
On the first day of the month, sunrise is at 7:01 am and sunset at 6:46 pm. On the last day of October, sunrise is at 7:31 am and sunset at 6:03 pm PDT.

Sunshine

In Alta Sierra, the average sunshine in October is 7.1h.

UV index

In Alta Sierra, the average daily maximum UV index in October is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index, 4 in October, converts into the following recommendations:
Exercise prevention - Warding off sunburn is urged. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. 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

What is the average October temperature in Alta Sierra?

In Alta Sierra, in October, the average high-temperature is 72°F (22.2°C), and the average low-temperature is 50.7°F (10.4°C). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 82.4°F (28°C).

What is the average humidity in October in Alta Sierra?

In October, the average relative humidity in Alta Sierra, California, is 46%.

How much does it rain in Alta Sierra in October?

In Alta Sierra, California, in October, it is raining for 4.1 days, with typically 1.57" (40mm) of accumulated precipitation.

When it does not snow in Alta Sierra?

In Alta Sierra, snow does not fall in June through October.

Does it snow in Alta Sierra in October?

In Alta Sierra, California, in October, it doesn't snow. In November, it regularly snows.

What is the average length of the day in October in Alta Sierra?

In Alta Sierra, the average day length in October is 11h and 10min.

When are sunrise and sunset in October in Alta Sierra?

In October, on the first day of the month, sunrise is at 7:01 am and sunset at 6:46 pm. On the last day of the month, in Alta Sierra, California, sunrise is at 7:31 am and sunset at 6:03 pm PDT.

How long on average sun shines in October in Alta Sierra?

In Alta Sierra, California, the average sunshine duration in October is 7.1h.

How high is the UV index in October in Alta Sierra?

In Alta Sierra, the average daily maximum UV index in October is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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 October
Alta Sierra, CA

Average temperature in October - Alta Sierra, CA
  • Average high temperature in October: 72°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is December (51.3°F).

  • Average low temperature in October: 50.7°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is December (37.2°F).

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Average pressure in October
Alta Sierra, CA

Average pressure in October - Alta Sierra, CA
  • Average pressure in October: 30"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in October
Alta Sierra, CA

Average wind speed in October - Alta Sierra, CA
  • Average wind speed in October: 5.4mph

The windiest month (with the highest average wind speed) is February (6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in October
Alta Sierra, CA

Average humidity in October - Alta Sierra, CA
  • Average humidity in October: 46%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is July (37%).

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Average rainfall in October
Alta Sierra, CA

Average rainfall in October - Alta Sierra, CA
  • Average rainfall in October: 1.57"

The wettest month (with the highest rainfall) is March (6.57").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in October
Alta Sierra, CA

Average rainfall days in October - Alta Sierra, CA
  • Average rainfall days in October: 4.1 days

The month with the highest number of rainy days is March (15.1 days).
The month with the least rainy days is July (1.1 days).

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Average snowfall in October
Alta Sierra, CA

Average snowfall in October - Alta Sierra, CA
  • Average snowfall in October: 0"

The month with the highest snowfall is February (6.42").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in October
Alta Sierra, CA

Average snowfall days in October - Alta Sierra, CA
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is March (2.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in October /
Average sunshine in October
Alta Sierra, CA

Average daylight in October / Average sunshine in October - Alta Sierra, CA
  • Average daylight in October: 11h and 1min

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

  • Average sunshine in October: 7h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).

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Average sunshine days in October
Alta Sierra, CA

Average sunshine days in October - Alta Sierra, CA
  • Average sunshine days in October: 26.3 days

The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is March (14.8 days).

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Average UV index in October
Alta Sierra, CA

Average UV index in October - Alta Sierra, CA
  • Average UV index in October: 4

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is November (UV index 2).

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Average cloud cover in October
Alta Sierra, CA

Average cloud cover in October - Alta Sierra, CA
  • Average cloud cover in October: 16

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in October
Alta Sierra, CA

Average visibility in October - Alta Sierra, CA
  • Average visibility in October: 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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Alta Sierra, California, USA

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