October weather forecast
Sierraville, CA

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Weather in October

October, like September, is another refreshing autumn month in Sierraville, California, with an average temperature varying between 34.9°F (1.6°C) and 60.4°F (15.8°C).

Temperature

Sierraville in October undergoes a mild reduction in the average high-temperature, shifting from September's moderately hot 73.8°F (23.2°C) to a moderate 60.4°F (15.8°C). Sierraville's average nighttime temperatures present a clear contrast to its daytime highs, measured at an icy 34.9°F (1.6°C) in October.

Humidity

The average relative humidity in October is 54%.

Rainfall

In Sierraville, in October, during 5 rainfall days, 0.91" (23mm) of precipitation is typically accumulated. Throughout the year, there are 80.1 rainfall days, and 22.95" (583mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall. In Sierraville, in October, snow falls for 1.2 days, with typically accumulated 1.1" (28mm) of snow. In Sierraville, during the entire year, snow falls for 69.3 days and aggregates up to 103.5" (2629mm) of snow.

Daylight

The average length of the day in October is 11h and 8min.
On the first day of the month, sunrise is at 6:58 am and sunset at 6:43 pm. On the last day of October, sunrise is at 7:29 am and sunset at 6:00 pm PDT.

Sunshine

In October, the average sunshine is 7.2h.

UV index

In Sierraville, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: The UV index of 3 in October translates into these instructions:
Put precautions into practice - Guidance to elude sunburn is provided. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Sierraville in October?

The high-temperature during October is 60.4°F (15.8°C) and the low-temperature is 34.9°F (1.6°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, is computed to be 80.6°F (27°C).

What is the average humidity in October in Sierraville?

The average relative humidity in October is 54%.

How many days does it rain in October?

In October, the rain falls for 5 days. Throughout October, 0.91" (23mm) of precipitation is accumulated.

How much does it snow in October?

In Sierraville, in October, snow falls for 1.2 days, with typically accumulated 1.1" (28mm) of snow.

How many hours of daylight does Sierraville have in October?

In October, the average day length is 11h and 8min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 6:58 am and sunset at 6:43 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 6:00 pm PDT.

How long on average sun shines in October in Sierraville?

In Sierraville, the average sunshine duration in October is 7.2h.

How high is the UV index in October?

In Sierraville, the average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Sierraville, CA

Average temperature in October - Sierraville, CA
  • Average high temperature in October: 60.4°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (37.2°F).

  • Average low temperature in October: 34.9°F

The month with the highest average low temperature is July (47.5°F).
The coldest month (with the lowest average low temperature) is December (21.6°F).

Average pressure in October
Sierraville, CA

Average pressure in October - Sierraville, CA
  • Average pressure in October: 30.02"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in October
Sierraville, CA

Average wind speed in October - Sierraville, CA
  • Average wind speed in October: 5.5mph

The windiest month (with the highest average wind speed) is March (6.6mph).
The calmest months (with the lowest average wind speed) are August and September (5.2mph).

Average humidity in October
Sierraville, CA

Average humidity in October - Sierraville, CA
  • Average humidity in October: 54%

The months with the highest relative humidity are January and March (81%).
The months with the lowest relative humidity are July and August (40%).

Average rainfall in October
Sierraville, CA

Average rainfall in October - Sierraville, CA
  • Average rainfall in October: 0.91"

The wettest month (with the highest rainfall) is March (4.02").
The driest month (with the least rainfall) is August (0.2").

Average rainfall days in October
Sierraville, CA

Average rainfall days in October - Sierraville, CA
  • Average rainfall days in October: 5 days

The month with the highest number of rainy days is May (11.8 days).
The month with the least rainy days is July (3.3 days).

Average snowfall in October
Sierraville, CA

Average snowfall in October - Sierraville, CA
  • Average snowfall in October: 1.1"

The month with the highest snowfall is December (22.52").
The months with the least snowfall are July and August (0").

Average snowfall days in October
Sierraville, CA

Average snowfall days in October - Sierraville, CA
  • Average snowfall days in October: 1.2 days

The month with the highest number of snowfall days is March (14.7 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in October /
Average sunshine in October
Sierraville, CA

Average daylight in October / Average sunshine in October - Sierraville, 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 24min).

  • Average sunshine in October: 7h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in October
Sierraville, CA

Average sunshine days in October - Sierraville, CA
  • Average sunshine days in October: 24.8 days

The month with the most sunshine days is August (26 days).
The month with the least sunshine days is March (11.8 days).

Average UV index in October
Sierraville, CA

Average UV index in October - Sierraville, CA
  • Average UV index in October: 3

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).

Average cloud cover in October
Sierraville, CA

Average cloud cover in October - Sierraville, CA
  • Average cloud cover in October: 20

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 7).

Average visibility in October
Sierraville, CA

Average visibility in October - Sierraville, CA
  • Average visibility in October: 6mi

The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (4mi).

Sierraville, California, USA

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