October weather forecast
Kapaau, HI

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Weather in October

October, like September, in Kapaau, Hawaii, is another enjoyable autumn month, with an average temperature fluctuating between 65.5°F (18.6°C) and 58.5°F (14.7°C).

Temperature

Kapaau's shift from September to October is accompanied by an average high-temperature of a still comfortable 65.5°F (18.6°C), a slight deviation from 66.4°F (19.1°C). Kapaau records a mild decrease in temperature during the nights of October, averaging a moderate 58.5°F (14.7°C).

Humidity

September and October, with an average relative humidity of 84%, are the most humid months in Kapaau.

Rainfall

In Kapaau, Hawaii, in October, during 25.9 rainfall days, 3.82" (97mm) of precipitation is typically accumulated. Throughout the year, in Kapaau, there are 280.8 rainfall days, and 33.9" (861mm) of precipitation is accumulated.

Daylight

In Kapaau, the average length of the day in October is 11h and 40min.
On the first day of the month, sunrise is at 6:14 am and sunset at 6:10 pm. On the last day of October, sunrise is at 6:24 am and sunset at 5:48 pm HST.

Sunshine

In Kapaau, the average sunshine in October is 6.9h.

UV index

The months with the highest UV index are May through October, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 5 during October translates into the following recommendations:
Act with care - The need to guard against sun damage is communicated. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

What are the temperatures in Kapaau in October?

The average high-temperature and low-temperature in Kapaau during October are 65.5°F (18.6°C) and 58.5°F (14.7°C) respectively.

What are the most humid months in Kapaau?

September and October, with an average relative humidity of 84%, are most humid months in Kapaau.

What is the average humidity in October in Kapaau?

The average relative humidity in October in Kapaau, Hawaii, is 84%.

How many days does it rain in October in Kapaau?

In Kapaau, in October, during 25.9 rainfall days, 3.82" (97mm) of precipitation is typically accumulated.

What is the average length of the day in October in Kapaau?

In October, the average day length in Kapaau is 11h and 40min.

When is the sunrise / sunset in October in Kapaau?

On the first day of October, sunrise is at 6:14 am and sunset at 6:10 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 5:48 pm HST.

How long on average sun shines in October in Kapaau?

In Kapaau, Hawaii, the average sunshine duration in October is 6.9h.

What is the month with the highest UV index in Kapaau?

May through October, with an average maximum UV index of 5, are months with the highest UV index.

What is the UV index intensity in October in Kapaau?

In Kapaau, the average daily maximum UV index in October is 5. A UV Index reading 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
Kapaau, HI

Average temperature in October - Kapaau, HI
  • Average high temperature in October: 65.5°F

The warmest month (with the highest average high temperature) is August (67.5°F).
The month with the lowest average high temperature is March (61.9°F).

  • Average low temperature in October: 58.5°F

The month with the highest average low temperature is September (59°F).
The coldest month (with the lowest average low temperature) is February (52°F).

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Average pressure in October
Kapaau, HI

Average pressure in October - Kapaau, HI
  • Average pressure in October: 29.97"Hg

The month with the highest atmospheric pressure is April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).

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Average wind speed in October
Kapaau, HI

Average wind speed in October - Kapaau, HI
  • Average wind speed in October: 4.5mph

The windiest months (with the highest average wind speed) are July and August (5.5mph).
The calmest months (with the lowest average wind speed) are January, May and October (4.5mph).

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Average humidity in October
Kapaau, HI

Average humidity in October - Kapaau, HI
  • Average humidity in October: 84%

The months with the highest relative humidity are September and October (84%).
The month with the lowest relative humidity is February (78%).

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Average rainfall in October
Kapaau, HI

Average rainfall in October - Kapaau, HI
  • Average rainfall in October: 3.82"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is June (1.57").

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Average rainfall days in October
Kapaau, HI

Average rainfall days in October - Kapaau, HI
  • Average rainfall days in October: 25.9 days

The month with the highest number of rainy days is September (27.3 days).
The month with the least rainy days is January (17.1 days).

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Average daylight in October /
Average sunshine in October
Kapaau, HI

Average daylight in October / Average sunshine in October - Kapaau, HI
  • Average daylight in October: 11h and 4min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in October: 6h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

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Average sunshine days in October
Kapaau, HI

Average sunshine days in October - Kapaau, HI
  • Average sunshine days in October: 2.4 days

The month with the most sunshine days is January (9.7 days).
The month with the least sunshine days is September (0.8 days).

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Average UV index in October
Kapaau, HI

Average UV index in October - Kapaau, HI
  • Average UV index in October: 5

The months with the highest UV index are May, June, July, August, September and October (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 4).

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Average cloud cover in October
Kapaau, HI

Average cloud cover in October - Kapaau, HI
  • Average cloud cover in October: 41

The months with the most cloud cover are April and September (Cloud cover 43).
The month with the least cloud cover is January (Cloud cover 29).

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Average visibility in October
Kapaau, HI

Average visibility in October - Kapaau, HI
  • 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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Kapaau, Hawaii, USA

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