June weather forecast and climate
Hana, HI

Weather in June

The first month of the summer, June, is also a moderately hot month in Hana, Hawaii, with average temperature fluctuating between 74.1°F (23.4°C) and 76.8°F (24.9°C).

Temperature

In June, the average high-temperature is relatively the same as in May - a still warm 76.8°F (24.9°C). The average low-temperature, in Hana, is 74.1°F (23.4°C).

Humidity

The average relative humidity in June is 77%.

Rainfall

In Hana, Hawaii, during June, the rain falls for 8.8 days and regularly aggregates up to 0.51" (13mm) of precipitation. Throughout the year, there are 136.7 rainfall days, and 13.94" (354mm) of precipitation is accumulated.

Snowfall

In Hana snow does not fall in January through August, October through December.

Ocean temperature

In June, the average ocean temperature is 77.7°F (25.4°C).
Note: 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.

Daylight

June has the longest days of the year, with an average of 13.4h of daylight.

Sunshine

June and July, with an average of 11.3h of sunshine, are months with the most sunshine in Hana.

UV index

January through August, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Hana, Hawaii. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to the UV radiation for the ordinary person.
Note: In June, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
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FAQ

What is the average humidity in June in Hana?

In June, the average relative humidity in Hana is 77%.

How much does it rain in Hana in June?

In Hana, in June, it is raining for 8.8 days, with typically 0.51" (13mm) of accumulated precipitation.

When it does not snow in Hana?

In Hana, Hawaii, snow does not fall in January through August, October through December.

What is the ocean temperature in June in Hana?

In June, the average ocean temperature in Hana, Hawaii, 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 in Hana?

The month with the longest days in Hana, Hawaii, is June, with an average of 13.4h of daylight.

How many hours of daylight does Hana have in June?

In Hana, Hawaii, the average length of the day in June is 13.4h.

What is the month with the most sunshine in Hana?

Months with the most sunshine in Hana, Hawaii, are June and July, with an average of 11.3h of sunshine.

How long on average sun shines in June in Hana?

The average sunshine in June in Hana, Hawaii, is 11.3h.

When is the lowest UV index in Hana?

January through August, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Hana, Hawaii.

What is the UV index reading in June in Hana?

In June, the average daily maximum UV index in Hana is 6. A UV Index of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV radiation.

Average temperature in June
Hana, HI

Average temperature in June - Hana, HI
  • Average high temperature in June: 24.9°C

The warmest month (with the highest average high temperature) is September (26.1°C).
The month with the lowest average high temperature is March (22.7°C).

  • Average low temperature in June: 23.4°C

The month with the highest average low temperature is September (24.5°C).
The coldest month (with the lowest average low temperature) is March (21°C).

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Average pressure in June
Hana, HI

Average pressure in June - Hana, HI
  • Average pressure in June: 1016.9mbar

The month with the highest atmospheric pressure is April (1017.8mbar).
The month with the lowest atmospheric pressure is October (1014.9mbar).

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Average wind speed in June
Hana, HI

Average wind speed in June - Hana, HI
  • Average wind speed in June: 23.2km/h

The windiest month (with the highest average wind speed) is June (23.2km/h).
The calmest month (with the lowest average wind speed) is January (17.6km/h).

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Average humidity in June
Hana, HI

Average humidity in June - Hana, HI
  • Average humidity in June: 77%

Months with the highest relative humidity are July and August (78%).
Months with the lowest relative humidity are January and February (76%).

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Average rainfall in June
Hana, HI

Average rainfall in June - Hana, HI
  • Average rainfall in June: 13mm

The wettest month (with the highest rainfall) is October (55mm).
The driest month (with the least rainfall) is September (11mm).

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Average rainfall days in June
Hana, HI

Average rainfall days in June - Hana, HI
  • Average rainfall days in June: 8.8 days

The month with the highest number of rainy days is March (14.1 days).
The month with the least rainy days is September (8.1 days).

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Average snowfall days in June
Hana, HI

Average snowfall days in June - Hana, HI
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is September (0.1 days).
Months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).

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Average sea temperature in June
Hana, HI

Average sea temperature in June - Hana, HI
  • Average sea temperature in June: 25.4°C

The best month for swimming (with the highest average sea temperature) is September (26.3°C).
The coldest month (with the lowest average sea temperature) is March (24.1°C).

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

Average daylight in June / Average sunshine in June - Hana, HI
  • Average daylight in June: 13.4h

The month with the longest days is June (Average daylight: 13.4h).
The month with the shortest days is December (Average daylight: 10.9h).

  • Average sunshine in June: 11.3h

Months with the most sunshine are June and July (Average sunshine: 11.3h).
The month with the least sunshine is December (Average sunshine: 6.7h).

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Average sunshine days in June
Hana, HI

Average sunshine days in June - Hana, HI
  • Average sunshine days in June: 14.9 days

The month with the most sunshine days is January (16.8 days).
The month with the least sunshine days is November (11.2 days).

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Average UV index in June
Hana, HI

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

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

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Average cloud cover in June
Hana, HI

Average cloud cover in June - Hana, HI
  • Average cloud cover in June: 25

The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is September (Cloud cover 23).

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Average visibility in June
Hana, HI

Average visibility in June - Hana, HI
  • Average visibility in June: 10km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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