October weather forecast and climate
Santa Rosa, CA

Set in a scenic valley, the Camarillo region of Santa Rosa, California, has great modern homes and is neared by scenic rugged mountain layouts
Set in a scenic valley, the Camarillo region of Santa Rosa, California, has great modern homes and is neared by scenic rugged mountain layouts

Weather in October

October, the same as September, in Santa Rosa, California, is an agreeable autumn month, with temperature in the range of an average high of 72.3°F (22.4°C) and an average low of 51.8°F (11°C).

Temperature

In Santa Rosa, the average high-temperature in October slightly decreases, from a moderately hot 79°F (26.1°C) in September, to a pleasant 72.3°F (22.4°C). In October, the average low-temperature is 51.8°F (11°C).

Humidity

In October, the average relative humidity in Santa Rosa is 64%.

Rainfall

In Santa Rosa, during October, the rain falls for 4.8 days and regularly aggregates up to 0.67" (17mm) of precipitation. In Santa Rosa, during the entire year, the rain falls for 72.8 days and collects up to 12.01" (305mm) of precipitation.

Daylight

In October, the average length of the day in Santa Rosa is 11.2h.

Sunshine

In Santa Rosa, the average sunshine in October is 6.9h.

UV index

The average daily maximum UV index in October is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV rays for the ordinary person.
Note: In October, the average maximum UV index of 4 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
[Resources]

FAQ

What is the temperature in October in Santa Rosa?

In October, in Santa Rosa, the average high-temperature is 72.3°F (22.4°C), and the average low-temperature is 51.8°F (11°C).

What is the average humidity in October in Santa Rosa?

The average relative humidity in October in Santa Rosa is 64%.

How much does it rain in Santa Rosa in October?

In Santa Rosa, California, during October, the rain falls for 4.8 days and regularly aggregates up to 0.67" (17mm) of precipitation.

How many hours of daylight does Santa Rosa have in October?

In October, the average length of the day in Santa Rosa is 11.2h.

How many hours of sunshine does Santa Rosa have in October?

In Santa Rosa, California, the average sunshine in October is 6.9h.

What is the UV index reading in October in Santa Rosa?

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

Average temperature in October
Santa Rosa, CA

Average temperature in October - Santa Rosa, CA
  • Average high temperature in October: 72.3°F

The warmest month (with the highest average high temperature) is August (79.7°F).
The month with the lowest average high temperature is December (55.6°F).

  • Average low temperature in October: 51.8°F

Months with the highest average low temperature are August and September (54.7°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).

[Resources]

Average pressure in October
Santa Rosa, CA

Average pressure in October - Santa Rosa, CA
  • Average pressure in October: 29.99"

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

[Resources]

Average wind speed in October
Santa Rosa, CA

Average wind speed in October - Santa Rosa, CA
  • Average wind speed in October: 5.1mph

The windiest month (with the highest average wind speed) is May (7.1mph).
The calmest month (with the lowest average wind speed) is November (4.9mph).

[Resources]

Average humidity in October
Santa Rosa, CA

Average humidity in October - Santa Rosa, CA
  • Average humidity in October: 64%

The month with the highest relative humidity is March (77%).
The month with the lowest relative humidity is September (63%).

[Resources]

Average rainfall in October
Santa Rosa, CA

Average rainfall in October - Santa Rosa, CA
  • Average rainfall in October: 0.67"

The wettest month (with the highest rainfall) is February (2.64").
The driest months (with the least rainfall) are July and August (0.04").

[Resources]

Average rainfall days in October
Santa Rosa, CA

Average rainfall days in October - Santa Rosa, CA
  • Average rainfall days in October: 4.8 days

The month with the highest number of rainy days is March (12.6 days).
The month with the least rainy days is August (0.8 days).

[Resources]

Average daylight in October /
Average sunshine in October
Santa Rosa, CA

Average daylight in October / Average sunshine in October - Santa Rosa, CA
  • Average daylight in October: 11.2h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in October: 6.9h

The month with the most sunshine is July (Average sunshine: 11.9h).
The month with the least sunshine is December (Average sunshine: 5.7h).

[Resources]

Average sunshine days in October
Santa Rosa, CA

Average sunshine days in October - Santa Rosa, CA
  • Average sunshine days in October: 24.8 days

The month with the most sunshine days is July (27.2 days).
The month with the least sunshine days is March (17.1 days).

[Resources]

Average UV index in October
Santa Rosa, CA

Average UV index in October - Santa Rosa, CA
  • Average UV index in October: 4

The month with the highest UV index is June (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

[Resources]

Average cloud cover in October
Santa Rosa, CA

Average cloud cover in October - Santa Rosa, CA
  • Average cloud cover in October: 18

The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 9).

[Resources]

Average visibility in October
Santa Rosa, CA

Average visibility in October - Santa Rosa, CA
  • Average visibility in October: 6mi

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

[Resources]