October weather forecast
Kaaawa, HI

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Weather in October

October, like September, in Kaaawa, Hawaii, is a moderately hot autumn month, with temperature in the range of an average low of 76.1°F (24.5°C) and an average high of 80.8°F (27.1°C).

Temperature

The shift to October signals an average high-temperature of a still moderately hot 80.8°F (27.1°C), subtly varied from September's 81°F (27.2°C). Nights in October in Kaaawa exhibit a minor reduction to an average low temperature of 76.1°F (24.5°C).

Heat index

October's heat index is estimated at a hot 86°F (30°C). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.
In reference to the heat index, it's for places in shade and with a slight wind. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.

Humidity

The months with the highest humidity are February through April, July, August, October and December, with an average relative humidity of 76%.

Rainfall

In October, the rain falls for 17.5 days. Throughout October, 1.73" (44mm) of precipitation is accumulated. In Kaaawa, during the entire year, the rain falls for 187.1 days and collects up to 15.83" (402mm) of precipitation.

Ocean temperature

In Kaaawa, Hawaii, the average seawater temperature in October is 79.3°F (26.3°C).
Note: Engaging in swimming, diving, or other water activities is highly enjoyable in temperatures ranging from 77°F (25°C) to 84.2°F (29°C), without any unpleasant sensations for prolonged durations.

Daylight

In October, the average length of the day is 11h and 38min.
On the first day of the month, sunrise is at 6:22 am and sunset at 6:18 pm. On the last day of October, in Kaaawa, sunrise is at 6:34 am and sunset at 5:55 pm HST.

Sunshine

In October, the average sunshine in Kaaawa is 8.1h.

UV index

January through June, October through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum UV index of 6 in October translates into the following recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Caution! The mirror effect of sand and water ups the UV radiation strength.
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Frequently asked questions

What is the average October temperature in Kaaawa?

The high-temperature, in October, in Kaaawa, records 80.8°F (27.1°C), while the low-temperature is 76.1°F (24.5°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in October is estimated at 86°F (30°C).

What is the most humid month in Kaaawa?

February through April, July, August, October and December, with an average relative humidity of 76%, are most humid months in Kaaawa.

What is the average humidity in October in Kaaawa?

In Kaaawa, the average relative humidity in October is 76%.

How many days does it rain in October in Kaaawa?

In October, in Kaaawa, Hawaii, the rain falls for 17.5 days. Throughout October, 1.73" (44mm) of precipitation is accumulated.

What is the ocean temperature in October in Kaaawa?

In Kaaawa, Hawaii, the average seawater temperature in October is 79.3°F (26.3°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

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

The average day length in October in Kaaawa, Hawaii, is 11h and 38min.

What time are sunrise and sunset in October in Kaaawa?

In October, on the first day of the month, sunrise is at 6:22 am and sunset at 6:18 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 5:55 pm HST.

How long on average sun shines in October in Kaaawa?

In Kaaawa, Hawaii, the average sunshine duration in October is 8.1h.

When is the lowest UV index in Kaaawa?

January through June, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Kaaawa.

What is the UV index reading in October in Kaaawa?

In October, the average daily maximum UV index in Kaaawa is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.

Average temperature in October
Kaaawa, HI

Average temperature in October - Kaaawa, HI
  • Average high temperature in October: 80.8°F

The warmest months (with the highest average high temperature) are August and September (81°F).
The month with the lowest average high temperature is February (74.3°F).

  • Average low temperature in October: 76.1°F

The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is February (69.6°F).

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Average pressure in October
Kaaawa, HI

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

The month with the highest atmospheric pressure is April (30.06"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).

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Average wind speed in October
Kaaawa, HI

Average wind speed in October - Kaaawa, HI
  • Average wind speed in October: 10.6mph

The windiest month (with the highest average wind speed) is July (13.5mph).
The calmest month (with the lowest average wind speed) is January (10.3mph).

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Average humidity in October
Kaaawa, HI

Average humidity in October - Kaaawa, HI
  • Average humidity in October: 76%

The months with the highest relative humidity are February, March, April, July, August, October and December (76%).
The months with the lowest relative humidity are January, May, June, September and November (75%).

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Average rainfall in October
Kaaawa, HI

Average rainfall in October - Kaaawa, HI
  • Average rainfall in October: 1.73"

The wettest month (with the highest rainfall) is March (2.01").
The driest month (with the least rainfall) is July (0.71").

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Average rainfall days in October
Kaaawa, HI

Average rainfall days in October - Kaaawa, HI
  • Average rainfall days in October: 17.5 days

The month with the highest number of rainy days is March (18.3 days).
The month with the least rainy days is June (13.5 days).

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Average sea temperature in October
Kaaawa, HI

Average sea temperature in October - Kaaawa, HI
  • Average sea temperature in October: 79.3°F

The best month for swimming (with the highest average sea temperature) is September (80.1°F).
The coldest month (with the lowest average sea temperature) is March (75°F).

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

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

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 48min).

  • Average sunshine in October: 8h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

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Average sunshine days in October
Kaaawa, HI

Average sunshine days in October - Kaaawa, HI
  • Average sunshine days in October: 7.2 days

The month with the most sunshine days is June (12.2 days).
The month with the least sunshine days is April (6.5 days).

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Average UV index in October
Kaaawa, HI

Average UV index in October - Kaaawa, HI
  • Average UV index in October: 6

The months with the highest UV index are July, August and September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, October, November and December (UV index 6).

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Average cloud cover in October
Kaaawa, HI

Average cloud cover in October - Kaaawa, HI
  • Average cloud cover in October: 35

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is September (Cloud cover 32).

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Average visibility in October
Kaaawa, HI

Average visibility in October - Kaaawa, 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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Kaaawa, Hawaii, USA

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