October weather forecast
Callahan, CA

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Weather in October

October, like September, in Callahan, California, is another refreshing autumn month, with an average temperature ranging between max 62.6°F (17°C) and min 38.5°F (3.6°C).

Temperature

Callahan, California, observes a minor decrease in the average high-temperature with the arrival of October, falling from September's moderately hot 76.1°F (24.5°C) to a refreshing 62.6°F (17°C). Callahan sees a large disparity in day to night temperatures in October, with the night temperature dropping to an average of 38.5°F (3.6°C).

Humidity

The average relative humidity in October is 61%.

Rainfall

In October, the rain falls for 7 days. Throughout October, 1.5" (38mm) of precipitation is accumulated. Throughout the year, there are 107.9 rainfall days, and 24.76" (629mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Callahan are January through May, September through December. In October, in Callahan, it is snowing for 0.6 days. Throughout October, 1.22" (31mm) of snow is accumulated. Throughout the year, in Callahan, there are 47.5 snowfall days, and 57.4" (1458mm) of snow is accumulated.

Daylight

In October, the average length of the day is 11h and 5min.
On the first day of October, sunrise is at 7:08 am and sunset at 6:52 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 6:07 pm PDT.

Sunshine

In October, the average sunshine in Callahan is 7.1h.

UV index

In Callahan, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 3 in October translates into these instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
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Frequently asked questions

What are October temperatures in Callahan?

In October, in Callahan, the average high-temperature is 62.6°F (17°C), and the average low-temperature is 38.5°F (3.6°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in August is computed to be 84.2°F (29°C).

What is the average humidity in October in Callahan?

In Callahan, California, the average relative humidity in October is 61%.

How many days does it rain in October in Callahan?

In Callahan, in October, during 7 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

How much does it snow in Callahan in October?

In October, in Callahan, California, it is snowing for 0.6 days. Throughout October, 1.22" (31mm) of snow is accumulated.

How many hours of daylight does Callahan have in October?

In Callahan, California, the average day length in October is 11h and 5min.

When is the sunrise / sunset in October in Callahan?

On the first day of October in Callahan, sunrise is at 7:08 am and sunset at 6:52 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 6:07 pm PDT.

How many hours of sunshine does Callahan have in October?

In Callahan, California, the average sunshine duration in October is 7.1h.

How high is the UV index in October in Callahan?

In October, the average daily maximum UV index in Callahan is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Callahan, CA

Average temperature in October - Callahan, CA
  • Average high temperature in October: 62.6°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is December (41°F).

  • Average low temperature in October: 38.5°F

The month with the highest average low temperature is July (51.1°F).
The coldest month (with the lowest average low temperature) is December (27.1°F).

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Average pressure in October
Callahan, CA

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.94"Hg).

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Average wind speed in October
Callahan, CA

Average wind speed in October - Callahan, CA
  • Average wind speed in October: 5mph

The windiest month (with the highest average wind speed) is March (5.8mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

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Average humidity in October
Callahan, CA

Average humidity in October - Callahan, CA
  • Average humidity in October: 61%

The month with the highest relative humidity is March (81%).
The month with the lowest relative humidity is August (45%).

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Average rainfall in October
Callahan, CA

Average rainfall in October - Callahan, CA
  • Average rainfall in October: 1.5"

The wettest month (with the highest rainfall) is March (4.17").
The driest months (with the least rainfall) are July and August (0.31").

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Average rainfall days in October
Callahan, CA

Average rainfall days in October - Callahan, CA
  • Average rainfall days in October: 7 days

The month with the highest number of rainy days is March (14.6 days).
The month with the least rainy days is August (3.1 days).

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Average snowfall in October
Callahan, CA

Average snowfall in October - Callahan, CA
  • Average snowfall in October: 1.22"

The month with the highest snowfall is March (14.02").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in October
Callahan, CA

Average snowfall days in October - Callahan, CA
  • Average snowfall days in October: 0.6 days

The month with the highest number of snowfall days is March (11.2 days).
The 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
Callahan, CA

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

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in October: 7h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in October
Callahan, CA

Average sunshine days in October - Callahan, CA
  • Average sunshine days in October: 21.5 days

The month with the most sunshine days is August (24.1 days).
The month with the least sunshine days is March (10.9 days).

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Average UV index in October
Callahan, CA

Average UV index in October - Callahan, CA
  • Average UV index in October: 3

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

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Average cloud cover in October
Callahan, CA

Average cloud cover in October - Callahan, CA
  • Average cloud cover in October: 21

The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 7).

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Average visibility in October
Callahan, CA

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

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

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Callahan, California, USA

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