October weather forecast
Forestville, CA

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Weather in October

October, like September, in Forestville, California, is another warm autumn month, with an average temperature varying between 50.4°F (10.2°C) and 73.6°F (23.1°C).

Temperature

Forestville's October weather shows a modest shift in high-temperatures, falling from September's warm 82.2°F (27.9°C) to a still moderately hot 73.6°F (23.1°C). Forestville's temperature in October declines substantially from daytime highs, settling at a consistent average of 50.4°F (10.2°C) during the nights.

Humidity

The average relative humidity in October in Forestville is 61%.

Rainfall

In Forestville, California, during October, the rain falls for 5.3 days and regularly aggregates up to 0.98" (25mm) of precipitation. In Forestville, during the entire year, the rain falls for 80.5 days and collects up to 17.6" (447mm) of precipitation.

Daylight

The average length of the day in October is 11h and 11min.
On the first day of October in Forestville, sunrise is at 7:08 am and sunset at 6:53 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 6:12 pm PDT.

Sunshine

The average sunshine in October is 6.9h.

UV index

The average daily maximum UV index in October is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The daily high UV index of 4 in October translates into this advice:
Take precautions - Protection against sunburn is recommended. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

Forestville in October has an average high-temperature of 73.6°F (23.1°C) and an average low-temperature of 50.4°F (10.2°C). In September, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is computed to be 84.2°F (29°C).

What is the average humidity in October?

The average relative humidity in October is 61%.

How many days does it rain in October?

In Forestville, in October, during 5.3 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

How many hours of daylight does Forestville have in October?

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

When is the sunrise / sunset in October in Forestville?

On the first day of October, sunrise is at 7:08 am and sunset at 6:53 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 6:12 pm PDT.

How long on average sun shines in October?

In October, the average sunshine duration is 6.9h.

What is the UV index reading in October in Forestville?

In Forestville, the average daily maximum UV index in October is 4. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Forestville, CA

Average temperature in October - Forestville, CA
  • Average high temperature in October: 73.6°F

The warmest month (with the highest average high temperature) is August (83.5°F).
The month with the lowest average high temperature is December (55.8°F).

  • Average low temperature in October: 50.4°F

The month with the highest average low temperature is August (54.3°F).
The coldest month (with the lowest average low temperature) is December (40.5°F).

Average pressure in October
Forestville, CA

Average pressure in October - Forestville, CA
  • Average pressure in October: 29.99"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.92"Hg).

Average wind speed in October
Forestville, CA

Average wind speed in October - Forestville, CA
  • Average wind speed in October: 4.7mph

The windiest month (with the highest average wind speed) is May (6.4mph).
The calmest month (with the lowest average wind speed) is November (4.5mph).

Average humidity in October
Forestville, CA

Average humidity in October - Forestville, CA
  • Average humidity in October: 61%

The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is September (58%).

Average rainfall in October
Forestville, CA

Average rainfall in October - Forestville, CA
  • Average rainfall in October: 0.98"

The wettest month (with the highest rainfall) is February (3.78").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in October
Forestville, CA

Average rainfall days in October - Forestville, CA
  • Average rainfall days in October: 5.3 days

The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is July (1 days).

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

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

The month with the longest days is June (Average daylight: 14h and 48min).
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 36min).

Average sunshine days in October
Forestville, CA

Average sunshine days in October - Forestville, CA
  • Average sunshine days in October: 24.5 days

The month with the most sunshine days is July (29.1 days).
The month with the least sunshine days is March (15.3 days).

Average UV index in October
Forestville, CA

Average UV index in October - Forestville, CA
  • Average UV index in October: 4

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in October
Forestville, CA

Average cloud cover in October - Forestville, CA
  • Average cloud cover in October: 18

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 8).

Average visibility in October
Forestville, CA

Average visibility in October - Forestville, 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).

Forestville, California, USA

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