October weather forecast and climate
Graton, CA

Weather in October

October, the same as September, in Graton, California, is an agreeable autumn month, with average temperature fluctuating between 72.3°F (22.4°C) and 51.8°F (11°C).

Temperature

In Graton, the average high-temperature marginally drops, from a moderately hot 79°F (26.1°C) in September, to an agreeable 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 Graton is 64%.

Rainfall

In Graton, in October, it is raining for 4.8 days, with typically 0.67" (17mm) of accumulated precipitation. Throughout the year, there are 72.8 rainfall days, and 12.01" (305mm) of precipitation is accumulated.

Daylight

The average length of the day in Graton is 11.2h.

Sunshine

The average sunshine in Graton is 6.9h.

UV index

In Graton, California, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from the exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 4 transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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 Graton?

In October, in Graton, 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 Graton?

The average relative humidity in October is 64%.

How many days does it rain in October in Graton?

In Graton, in October, it is raining for 4.8 days, with typically 0.67" (17mm) of accumulated precipitation.

How many hours of daylight does Graton have in October?

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

How long on average sun shines in October in Graton?

The average sunshine in October in Graton is 6.9h.

How high is the UV index in October in Graton?

In Graton, California, the average daily maximum UV index in October is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV rays.

Average temperature in October
Graton, CA

Average temperature in October - Graton, 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
Graton, CA

Average pressure in October - Graton, 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
Graton, CA

Average wind speed in October - Graton, 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
Graton, CA

Average humidity in October - Graton, 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
Graton, CA

Average rainfall in October - Graton, 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
Graton, CA

Average rainfall days in October - Graton, 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
Graton, CA

Average daylight in October / Average sunshine in October - Graton, 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
Graton, CA

Average sunshine days in October - Graton, 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
Graton, CA

Average UV index in October - Graton, 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
Graton, CA

Average cloud cover in October - Graton, 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
Graton, CA

Average visibility in October - Graton, 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]