October weather forecast
Waimanalo, HI

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Weather in October

October, the same as September, is another warm autumn month in Waimanalo, Hawaii, with an average temperature ranging between max 80.4°F (26.9°C) and min 77°F (25°C).

Temperature

Waimanalo, Hawaii, indicates an average high-temperature of a still warm 80.4°F (26.9°C) in October, showing minor variation from September's 80.6°F (27°C). October is characterized by a steady nighttime low-temperature of 77°F (25°C).

Humidity

In Waimanalo, the average relative humidity in October is 75%.

Rainfall

In Waimanalo, in October, it is raining for 16.5 days, with typically 1.46" (37mm) of accumulated precipitation. In Waimanalo, Hawaii, during the entire year, the rain falls for 169.9 days and collects up to 13.15" (334mm) of precipitation.

Daylight

The average length of the day in October is 11h and 39min.
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, sunrise is at 6:33 am and sunset at 5:55 pm HST.

Sunshine

In October, the average sunshine is 8.5h.

UV index

July through October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In October, an average UV index of 7 transforms into the following instructions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Updated: Jun 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October?

The high-temperature, in October, in Waimanalo, records 80.4°F (26.9°C), while the low-temperature is 77°F (25°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is appraised at 84.2°F (29°C).

What is the average humidity in October?

In October, the average relative humidity is 75%.

How much does it rain in Waimanalo in October?

In Waimanalo, in October, during 16.5 rainfall days, 1.46" (37mm) of precipitation is typically accumulated.

What is the average length of the day in October?

In Waimanalo, the average day length in October is 11h and 39min.

When are sunrise and sunset in October?

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 6:33 am and sunset at 5:55 pm HST.

How many hours of sunshine does Waimanalo have in October?

In Waimanalo, Hawaii, the average sunshine duration in October is 8.5h.

What is the month with the highest UV index?

July through October, with an average maximum UV index of 7, are months with the highest UV index in Waimanalo.

What is the UV index intensity in October?

The average daily maximum UV index in October is 7. A UV Index estimate of 6 to 7 represents a high 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
Waimanalo, HI

Average temperature in October - Waimanalo, HI
  • Average high temperature in October: 80.4°F

The warmest month (with the highest average high temperature) is September (80.6°F).
The month with the lowest average high temperature is February (74.5°F).

  • Average low temperature in October: 77°F

The months with the highest average low temperature are September and October (77°F).
The coldest month (with the lowest average low temperature) is February (70.5°F).

Average pressure in October
Waimanalo, HI

Average pressure in October - Waimanalo, 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).

Average wind speed in October
Waimanalo, HI

Average wind speed in October - Waimanalo, HI
  • Average wind speed in October: 11.2mph

The windiest month (with the highest average wind speed) is July (14.1mph).
The calmest month (with the lowest average wind speed) is January (10.7mph).

Average humidity in October
Waimanalo, HI

Average humidity in October - Waimanalo, HI
  • Average humidity in October: 75%

The months with the highest relative humidity are April, June, July, August and December (76%).
The months with the lowest relative humidity are January and November (74%).

Average rainfall in October
Waimanalo, HI

Average rainfall in October - Waimanalo, HI
  • Average rainfall in October: 1.46"

The wettest month (with the highest rainfall) is March (1.69").
The driest month (with the least rainfall) is July (0.55").

Average rainfall days in October
Waimanalo, HI

Average rainfall days in October - Waimanalo, HI
  • Average rainfall days in October: 16.5 days

The month with the highest number of rainy days is March (16.9 days).
The month with the least rainy days is June (11.3 days).

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

Average daylight in October / Average sunshine in October - Waimanalo, 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 54min).

  • Average sunshine in October: 8h and 3min

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

Average sunshine days in October
Waimanalo, HI

Average sunshine days in October - Waimanalo, HI
  • Average sunshine days in October: 7 days

The month with the most sunshine days is June (13.6 days).
The months with the least sunshine days are March and November (6.6 days).

Average UV index in October
Waimanalo, HI

Average UV index in October - Waimanalo, HI
  • Average UV index in October: 7

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

Average cloud cover in October
Waimanalo, HI

Average cloud cover in October - Waimanalo, HI
  • Average cloud cover in October: 30

The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is September (Cloud cover 27).

Average visibility in October
Waimanalo, HI

Average visibility in October - Waimanalo, 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).

Waimanalo, Hawaii, USA

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