October weather forecast
Charter Oak, CA

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Weather in October

October, the same as September, is another warm autumn month in Charter Oak, California, with temperature in the range of an average low of 58.1°F (14.5°C) and an average high of 78.3°F (25.7°C).

Temperature

October's arrival subtly correlates with a reduction in the average high-temperature, down from a tropical 86.7°F (30.4°C) in September to a moderately hot 78.3°F (25.7°C). An average nighttime temperature of 58.1°F (14.5°C) is noted during the month of October.

Humidity

In October, the average relative humidity in Charter Oak, California, is 46%.

Rainfall

In Charter Oak, during October, the rain falls for 2.6 days and regularly aggregates up to 0.2" (5mm) of precipitation. Throughout the year, there are 45.2 rainfall days, and 6.5" (165mm) of precipitation is accumulated.

Daylight

In October, the average length of the day is 11h and 19min.
On the first day of the month, sunrise is at 6:46 am and sunset at 6:35 pm. On the last day of October, in Charter Oak, California, sunrise is at 7:10 am and sunset at 5:59 pm PDT.

Sunshine

In October, the average sunshine is 8.8h.

UV index

In October, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In October, a daily maximum UV index of 5 leads to the following instructions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

What is the temperature in October in Charter Oak?

An average high-temperature, in October, in Charter Oak, is 78.3°F (25.7°C) and the average low-temperature is 58.1°F (14.5°C). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, is computed to be 87.8°F (31°C).

What is the average humidity in October in Charter Oak?

In October, the average relative humidity in Charter Oak is 46%.

How much does it rain in Charter Oak in October?

In Charter Oak, California, in October, it is raining for 2.6 days, with typically 0.2" (5mm) of accumulated precipitation.

How many hours of daylight does Charter Oak have in October?

In Charter Oak, California, the average day length in October is 11h and 19min.

What time are sunrise and sunset in October in Charter Oak?

In October, on the first day of the month, sunrise is at 6:46 am and sunset at 6:35 pm. On the last day of the month, in Charter Oak, California, sunrise is at 7:10 am and sunset at 5:59 pm PDT.

How many hours of sunshine does Charter Oak have in October?

In October, the average sunshine duration in Charter Oak, California, is 8.8h.

How high is the UV index in October in Charter Oak?

The average daily maximum UV index in October is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Charter Oak, CA

Average temperature in October - Charter Oak, CA
  • Average high temperature in October: 78.3°F

The warmest month (with the highest average high temperature) is August (89.4°F).
The month with the lowest average high temperature is December (62.4°F).

  • Average low temperature in October: 58.1°F

The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is December (45.5°F).

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Average pressure in October
Charter Oak, CA

Average pressure in October - Charter Oak, CA
  • Average pressure in October: 29.94"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in October
Charter Oak, CA

Average wind speed in October - Charter Oak, CA
  • Average wind speed in October: 4.6mph

The windiest months (with the highest average wind speed) are April and May (5.7mph).
The calmest month (with the lowest average wind speed) is September (4.3mph).

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Average humidity in October
Charter Oak, CA

Average humidity in October - Charter Oak, CA
  • Average humidity in October: 46%

The months with the highest relative humidity are March and May (55%).
The months with the lowest relative humidity are August and November (45%).

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Average rainfall in October
Charter Oak, CA

Average rainfall in October - Charter Oak, CA
  • Average rainfall in October: 0.2"

The wettest month (with the highest rainfall) is February (1.46").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in October
Charter Oak, CA

Average rainfall days in October - Charter Oak, CA
  • Average rainfall days in October: 2.6 days

The month with the highest number of rainy days is March (6.3 days).
The month with the least rainy days is June (1.2 days).

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Average daylight in October /
Average sunshine in October
Charter Oak, CA

Average daylight in October / Average sunshine in October - Charter Oak, CA
  • Average daylight in October: 11h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in October: 8h and 5min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are January, February and December (Average sunshine: 7h and 0min).

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Average sunshine days in October
Charter Oak, CA

Average sunshine days in October - Charter Oak, CA
  • Average sunshine days in October: 27 days

The month with the most sunshine days is June (27.8 days).
The month with the least sunshine days is February (22 days).

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Average UV index in October
Charter Oak, CA

Average UV index in October - Charter Oak, CA
  • Average UV index in October: 5

The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in October
Charter Oak, CA

Average cloud cover in October - Charter Oak, CA
  • Average cloud cover in October: 9

The months with the most cloud cover are March and December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in October
Charter Oak, CA

Average visibility in October - Charter Oak, 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).

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Charter Oak, California, USA

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