October weather forecast
Fortuna, CA

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Weather in October

October, the same as September, is another comfortable autumn month in Fortuna, California, with an average temperature fluctuating between 49.1°F (9.5°C) and 64.6°F (18.1°C).

Temperature

The arrival of October suggests a slight decrease in the average high-temperature, moving from a pleasant 70.3°F (21.3°C) in September to an enjoyable 64.6°F (18.1°C). In the month of October, Fortuna's average low-temperature falls to a chilly 49.1°F (9.5°C).

Humidity

September and October, with an average relative humidity of 75%, are the least humid months.

Rainfall

In Fortuna, California, in October, it is raining for 7.3 days, with typically 1.81" (46mm) of accumulated precipitation. In Fortuna, during the entire year, the rain falls for 110.4 days and collects up to 28.07" (713mm) of precipitation.

Snowfall

In Fortuna, snow does not fall in January, March through December.

Daylight

In Fortuna, the average length of the day in October is 11h and 7min.
On the first day of October, sunrise is at 7:13 am and sunset at 6:58 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 6:13 pm PDT.

Sunshine

The average sunshine in October is 6.7h.

UV index

In October, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In October, the maximum UV index of 4 suggests these recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Enhance your sun protection with tightly woven, yet airy clothing.
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Fortuna in October?

In Fortuna, in October, the average high-temperature is 64.6°F (18.1°C), and the average low-temperature is 49.1°F (9.5°C).

What is the least humid month in Fortuna?

The months with the lowest humidity are September and October, with an average relative humidity of 75%.

What is the average humidity in October in Fortuna?

The average relative humidity in October is 75%.

How many days does it rain in October?

In Fortuna, during October, the rain falls for 7.3 days and regularly aggregates up to 1.81" (46mm) of precipitation.

When it does not snow?

In Fortuna, snow does not fall in January, March through December.

How many hours of daylight does Fortuna have in October?

In Fortuna, the average day length in October is 11h and 7min.

When are sunrise and sunset in October?

On the first day of October, sunrise is at 7:13 am and sunset at 6:58 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 6:13 pm PDT.

How long on average sun shines in October?

In Fortuna, the average sunshine duration in October is 6.7h.

How high is the UV index in October?

In October, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe 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
Fortuna, CA

Average temperature in October - Fortuna, CA
  • Average high temperature in October: 64.6°F

The warmest month (with the highest average high temperature) is August (71.6°F).
The months with the lowest average high temperature are February and December (53.1°F).

  • Average low temperature in October: 49.1°F

The month with the highest average low temperature is August (53.2°F).
The coldest month (with the lowest average low temperature) is February (41.7°F).

Average pressure in October
Fortuna, CA

Average pressure in October - Fortuna, CA
  • Average pressure in October: 30.03"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (29.96"Hg).

Average wind speed in October
Fortuna, CA

Average wind speed in October - Fortuna, CA
  • Average wind speed in October: 7mph

The windiest months (with the highest average wind speed) are March and June (8.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in October
Fortuna, CA

Average humidity in October - Fortuna, CA
  • Average humidity in October: 75%

The months with the highest relative humidity are February and March (82%).
The months with the lowest relative humidity are September and October (75%).

Average rainfall in October
Fortuna, CA

Average rainfall in October - Fortuna, CA
  • Average rainfall in October: 1.81"

The wettest month (with the highest rainfall) is December (5.16").
The driest months (with the least rainfall) are July and August (0.12").

Average rainfall days in October
Fortuna, CA

Average rainfall days in October - Fortuna, CA
  • Average rainfall days in October: 7.3 days

The month with the highest number of rainy days is March (16.8 days).
The month with the least rainy days is August (1.8 days).

Average snowfall in October
Fortuna, CA

Average snowfall in October - Fortuna, CA
  • Average snowfall in October: 0"

The month with the highest snowfall is February (0.31").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in October
Fortuna, CA

Average snowfall days in October - Fortuna, CA
  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is February (0.3 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in October: 6h and 4min

The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in October
Fortuna, CA

Average sunshine days in October - Fortuna, CA
  • Average sunshine days in October: 22.7 days

The month with the most sunshine days is July (28.1 days).
The month with the least sunshine days is March (12.3 days).

Average UV index in October
Fortuna, CA

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

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 3).

Average cloud cover in October
Fortuna, CA

Average cloud cover in October - Fortuna, CA
  • Average cloud cover in October: 25

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in October
Fortuna, CA

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

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

Fortuna, California, USA

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