October weather forecast
Potter Valley, CA

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Weather in October

October, the same as September, in Potter Valley, California, is another pleasant autumn month, with an average temperature fluctuating between 70.5°F (21.4°C) and 44.4°F (6.9°C).

Temperature

The average high-temperature drops in October, from September's moderately hot 80.6°F (27°C) to an agreeable 70.5°F (21.4°C). Marked by a significant drop from the daytime highs, Potter Valley's average low-temperature in October stands at a chilly 44.4°F (6.9°C).

Humidity

In Potter Valley, the average relative humidity in October is 61%.

Rainfall

In Potter Valley, in October, it is raining for 3.3 days, with typically 0.47" (12mm) of accumulated precipitation. Throughout the year, there are 61.6 rainfall days, and 10.47" (266mm) of precipitation is accumulated.

Snowfall

April through October and December are months without snowfall in Potter Valley.

Daylight

The average length of the day in October is 11h and 9min.
On the first day of October, sunrise is at 7:09 am and sunset at 6:54 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 6:11 pm PDT.

Sunshine

In Potter Valley, the average sunshine in October is 6.8h.

UV index

In October, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In October, a daily maximum UV index of 4 leads to the following instructions:
Undertake precautions - It is suggested to shield oneself from sunburn. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature?

During October, Potter Valley experiences an average high-temperature of 70.5°F (21.4°C) and a low-temperature of 44.4°F (6.9°C). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, is computed to be 82.4°F (28°C).

What is the average humidity in October?

In Potter Valley, the average relative humidity in October is 61%.

How many days does it rain in October?

In Potter Valley, during October, the rain falls for 3.3 days and regularly aggregates up to 0.47" (12mm) of precipitation.

When it does not snow?

In Potter Valley, snow does not fall in April through October and December.

Does it snow in October?

In Potter Valley, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does Potter Valley have in October?

The average day length in October is 11h and 9min.

When are sunrise and sunset in October?

On the first day of October, sunrise is at 7:09 am and sunset at 6:54 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 6:11 pm PDT.

How many hours of sunshine does Potter Valley have in October?

In October, the average sunshine duration is 6.8h.

What is the UV index intensity in October in Potter Valley?

The average daily maximum UV index in October is 4. A UV Index reading of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
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
Potter Valley, CA

Average temperature in October - Potter Valley, CA
  • Average high temperature in October: 70.5°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is December (51.3°F).

  • Average low temperature in October: 44.4°F

The month with the highest average low temperature is July (53.4°F).
The coldest months (with the lowest average low temperature) are February, March and December (35.2°F).

Average pressure in October
Potter Valley, CA

Average pressure in October - Potter Valley, CA
  • Average pressure in October: 30"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.92"Hg).

Average wind speed in October
Potter Valley, CA

Average wind speed in October - Potter Valley, CA
  • Average wind speed in October: 3.9mph

The windiest months (with the highest average wind speed) are March and April (4.6mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

Average humidity in October
Potter Valley, CA

Average humidity in October - Potter Valley, CA
  • Average humidity in October: 61%

The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is July (54%).

Average rainfall in October
Potter Valley, CA

Average rainfall in October - Potter Valley, CA
  • Average rainfall in October: 0.47"

The wettest month (with the highest rainfall) is February (2.28").
The driest months (with the least rainfall) are July, August and September (0.08").

Average rainfall days in October
Potter Valley, CA

Average rainfall days in October - Potter Valley, CA
  • Average rainfall days in October: 3.3 days

The month with the highest number of rainy days is March (10.3 days).
The months with the least rainy days are August and September (1.8 days).

Average snowfall in October
Potter Valley, CA

Average snowfall in October - Potter Valley, CA
  • Average snowfall in October: 0"

The month with the highest snowfall is January (1.02").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").

Average snowfall days in October
Potter Valley, CA

Average snowfall days in October - Potter Valley, CA
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and December (0 days).

Average daylight in October /
Average sunshine in October
Potter Valley, CA

Average daylight in October / Average sunshine in October - Potter Valley, 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: 6h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in October
Potter Valley, CA

Average sunshine days in October - Potter Valley, CA
  • Average sunshine days in October: 26.1 days

The month with the most sunshine days is July (28.5 days).
The month with the least sunshine days is March (20.2 days).

Average UV index in October
Potter Valley, CA

Average UV index in October - Potter Valley, CA
  • Average UV index in October: 4

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

Average cloud cover in October
Potter Valley, CA

Average cloud cover in October - Potter Valley, CA
  • Average cloud cover in October: 21

The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 6).

Average visibility in October
Potter Valley, CA

Average visibility in October - Potter Valley, CA
  • Average visibility in October: 6mi

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

Potter Valley, California, USA

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