June weather forecast
Wainaku, HI

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Weather in June

June, the first month of the summer in Wainaku, is a warm month, with an average temperature fluctuating between 66.9°F (19.4°C) and 73.6°F (23.1°C).

Temperature

Wainaku marks the start of June with an average high-temperature of a warm 73.6°F (23.1°C), hinting at a slight fluctuation from May's 72.1°F (22.3°C). Wainaku sees a minor drop to an average minimum temperature of 66.9°F (19.4°C) during the night in the month of June.

Humidity

January, May through July, with an average relative humidity of 78%, are the least humid months in Wainaku.

Rainfall

The month with the least rainfall is June, when the rain falls for 17.3 days and typically collects 1.1" (28mm) of precipitation.

Ocean temperature

In Wainaku, in June, the average water temperature is 77.7°F (25.4°C).
Note: Between the temperatures of 77°F (25°C) and 84.2°F (29°C), water is considered very warm, providing pleasure in water activities without discomfort over lengthy periods.

Daylight

With an average of 13h and 18min of daylight, June has the longest days of the year.
On the first day of the month, sunrise is at 5:40 am and sunset at 6:56 pm. On the last day of June, sunrise is at 5:45 am and sunset at 7:03 pm HST.

Sunshine

June has the most sunshine of the year, with an average of 10.9h of sunshine.

UV index

May through December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In June, the maximum UV index of 6 suggests this advice:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be alert! The reflection of water and sand augments UV radiation intensity.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in June?

In June, in Wainaku, the average high-temperature is 73.6°F (23.1°C), and the average low-temperature is 66.9°F (19.4°C).

What is the least humid month?

The months with the lowest humidity are January, May through July, with an average relative humidity of 78%.

What is the average humidity in June?

The average relative humidity in June is 78%.

What is the driest month?

The month with the least rainfall is June, when the rain falls for 17.3 days and typically collects 1.1" (28mm) of precipitation.

How many days does it rain in June?

In Wainaku, in June, during 17.3 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

What is the ocean temperature in June?

In Wainaku, in June, the average water temperature is 77.7°F (25.4°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

When are the longest days?

June has the longest days of the year, with an average of 13h and 18min of daylight.

How many hours of daylight does Wainaku have in June?

In Wainaku, the average day length in June is 13h and 19min.

When is the sunrise / sunset in June?

In June, on the first day of the month, sunrise is at 5:40 am and sunset at 6:56 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 7:03 pm HST.

What month has the most sunshine?

With an average of 10.9h of sunshine, June has the most sunshine of the year.

How many hours of sunshine does Wainaku have in June?

In Wainaku, the average sunshine duration in June is 10.9h.

What is the month with the highest UV index?

The months with the highest UV index are May through December, with an average maximum UV index of 6.

What is the UV index intensity in June?

In Wainaku, the average daily maximum UV index in June is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe 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 June
Wainaku, HI

Average temperature in June - Wainaku, HI
  • Average high temperature in June: 73.6°F

The warmest month (with the highest average high temperature) is August (75.4°F).
The month with the lowest average high temperature is March (69.6°F).

  • Average low temperature in June: 66.9°F

The month with the highest average low temperature is September (70°F).
The coldest month (with the lowest average low temperature) is March (64°F).

Average pressure in June
Wainaku, HI

Average pressure in June - Wainaku, HI
  • Average pressure in June: 30.02"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).

Average wind speed in June
Wainaku, HI

Average wind speed in June - Wainaku, HI
  • Average wind speed in June: 7.1mph

The windiest month (with the highest average wind speed) is August (7.6mph).
The calmest month (with the lowest average wind speed) is October (6.7mph).

Average humidity in June
Wainaku, HI

Average humidity in June - Wainaku, HI
  • Average humidity in June: 78%

The month with the highest relative humidity is March (80%).
The months with the lowest relative humidity are January, May, June and July (78%).

Average rainfall in June
Wainaku, HI

Average rainfall in June - Wainaku, HI
  • Average rainfall in June: 1.1"

The wettest month (with the highest rainfall) is February (3.78").
The driest month (with the least rainfall) is June (1.1").

Average rainfall days in June
Wainaku, HI

Average rainfall days in June - Wainaku, HI
  • Average rainfall days in June: 17.3 days

The month with the highest number of rainy days is March (22.9 days).
The month with the least rainy days is January (13.3 days).

Average sea temperature in June
Wainaku, HI

Average sea temperature in June - Wainaku, HI
  • Average sea temperature in June: 77.7°F

The best month for swimming (with the highest average sea temperature) is September (79.3°F).
The coldest month (with the lowest average sea temperature) is March (75.7°F).

Average daylight in June /
Average sunshine in June
Wainaku, HI

Average daylight in June / Average sunshine in June - Wainaku, HI
  • Average daylight in June: 13h and 2min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in June: 10h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in June
Wainaku, HI

Average sunshine days in June - Wainaku, HI
  • Average sunshine days in June: 3.3 days

The month with the most sunshine days is January (12.1 days).
The month with the least sunshine days is August (1.8 days).

Average UV index in June
Wainaku, HI

Average UV index in June - Wainaku, HI
  • Average UV index in June: 6

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

Average cloud cover in June
Wainaku, HI

Average cloud cover in June - Wainaku, HI
  • Average cloud cover in June: 31

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is January (Cloud cover 26).

Average visibility in June
Wainaku, HI

Average visibility in June - Wainaku, HI
  • Average visibility in June: 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).

Wainaku, Hawaii, USA

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