October weather forecast and climate
Hat Creek, CA

Weather in October

October, the same as September, is another enjoyable autumn month in Hat Creek, California, with average temperature varying between 65.5°F (18.6°C) and 40.1°F (4.5°C).

Temperature

In October, the average high-temperature decreases, from a warm 78.8°F (26°C) in September, to an enjoyable 65.5°F (18.6°C). In Hat Creek, in October, the average low-temperature is 40.1°F (4.5°C).

Humidity

In October, the average relative humidity is 55%.

Rainfall

In Hat Creek, during October, the rain falls for 6.5 days and regularly aggregates up to 1.1" (28mm) of precipitation. In Hat Creek, California, during the entire year, the rain falls for 105 days and collects up to 24.69" (627mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 0.3 snowfall days, it receives 0.12" (3mm) of snow. In Hat Creek, during the entire year, snow falls for 36.7 days, and aggregates up to 43.62" (1108mm) of snow.

Daylight

In October, the average length of the day in Hat Creek is 11.1h.

Sunshine

In October, the average sunshine is 7.2h.

UV index

In Hat Creek, California, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to the UV radiation for the average person.
Note: In October, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in October in Hat Creek?

In Hat Creek, in October, the average high-temperature is 65.5°F (18.6°C), and the average low-temperature is 40.1°F (4.5°C).

What is the average humidity in October in Hat Creek?

The average relative humidity in October is 55%.

How many days does it rain in October in Hat Creek?

In Hat Creek, California, in October, during 6.5 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

When does it start to snow in Hat Creek?

October is the first month it typically snows in Hat Creek, California. Throughout October, in the average 0.3 snowfall days, it receives 0.12" (3mm) of snow.

How many hours of daylight does Hat Creek have in October?

In Hat Creek, California, the average length of the day in October is 11.1h.

How long on average sun shines in October in Hat Creek?

In Hat Creek, the average sunshine in October is 7.2h.

How high is the UV index in October in Hat Creek?

In October, the average daily maximum UV index in Hat Creek is 3. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to the Sun's UV rays.

Average temperature in October
Hat Creek, CA

Average temperature in October - Hat Creek, CA
  • Average high temperature in October: 65.5°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is December (43.3°F).

  • Average low temperature in October: 40.1°F

The month with the highest average low temperature is July (53.1°F).
The coldest month (with the lowest average low temperature) is December (27.9°F).

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Average pressure in October
Hat Creek, CA

Average pressure in October - Hat Creek, CA
  • Average pressure in October: 30.03"

The month with the highest atmospheric pressure is January (30.18").
Months with the lowest atmospheric pressure are June and August (29.92").

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Average wind speed in October
Hat Creek, CA

Average wind speed in October - Hat Creek, CA
  • Average wind speed in October: 5.2mph

The windiest month (with the highest average wind speed) is March (5.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in October
Hat Creek, CA

Average humidity in October - Hat Creek, CA
  • Average humidity in October: 55%

Months with the highest relative humidity are January and March (79%).
Months with the lowest relative humidity are July and August (40%).

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Average rainfall in October
Hat Creek, CA

Average rainfall in October - Hat Creek, CA
  • Average rainfall in October: 1.1"

The wettest month (with the highest rainfall) is March (4.45").
The driest month (with the least rainfall) is July (0.16").

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Average rainfall days in October
Hat Creek, CA

Average rainfall days in October - Hat Creek, CA
  • Average rainfall days in October: 6.5 days

The month with the highest number of rainy days is April (14.5 days).
The month with the least rainy days is August (2.3 days).

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Average snowfall in October
Hat Creek, CA

Average snowfall in October - Hat Creek, CA
  • Average snowfall in October: 0.12"

The month with the highest snowfall is March (10.43").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Hat Creek, CA

Average snowfall days in October - Hat Creek, CA
  • Average snowfall days in October: 0.3 days

The month with the highest number of snowfall days is March (8 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight in October /
Average sunshine in October
Hat Creek, CA

Average daylight in October / Average sunshine in October - Hat Creek, CA
  • Average daylight in October: 11.1h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in October: 7.2h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 5.7h).

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Average sunshine days in October
Hat Creek, CA

Average sunshine days in October - Hat Creek, CA
  • Average sunshine days in October: 22.6 days

The month with the most sunshine days is August (26 days).
The month with the least sunshine days is March (11.3 days).

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Average UV index in October
Hat Creek, CA

Average UV index in October - Hat Creek, CA
  • Average UV index in October: 3

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

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Average cloud cover in October
Hat Creek, CA

Average cloud cover in October - Hat Creek, CA
  • Average cloud cover in October: 17

The month with the most cloud cover is March (Cloud cover 42).
Months with the least cloud cover are July and August (Cloud cover 6).

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Average visibility in October
Hat Creek, CA

Average visibility in October - Hat Creek, CA
  • Average visibility in October: 6mi

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

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