Contents
- Weather in June
- Frequently asked questions
- Average temperature in June
- Average pressure in June
- Average wind speed in June
- Average humidity in June
- Average rainfall in June
- Average rainfall days in June
- Average sea temperature in June
- Average daylight in June
- Average sunshine in June
- Average sunshine days in June
- Average UV index in June
- Average cloud cover in June
- Average visibility in June
Weather in June
Temperature
The high-temperature average in June for Honolulu is a still moderately hot 79.5°F (26.4°C), staying closely aligned with May's conditions. Honolulu, during June nights, records a temperature marginally cooler than the daytime average, at a still moderately hot 74.3°F (23.5°C).Humidity
The average relative humidity in June in Honolulu, Hawaii, is 75%.Rainfall
In June, the rain falls for 15.6 days. Throughout June, 0.94" (24mm) of precipitation is accumulated. In Honolulu, during the entire year, the rain falls for 197.2 days and collects up to 14.61" (371mm) of precipitation.Ocean temperature
In Honolulu, in June, the average water temperature is 78.6°F (25.9°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
June has the longest days of the year in Honolulu, with an average of 13h and 24min of daylight.On the first day of June in Honolulu, sunrise is at 5:48 am and sunset at 7:10 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 7:17 pm HST.
Sunshine
June has the most sunshine of the year, with an average of 10.8h of sunshine.UV index
The months with the lowest UV index in Honolulu are January through June, October through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.Note: In June, the UV index of 6 transforms into the following advice:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. 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. 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. Attention! UV radiation is markedly stronger with water and sand reflections.
Frequently asked questions
What are June temperatures in Honolulu?
What is the average humidity in June in Honolulu?
How many days does it rain in June in Honolulu?
How warm is the water in June in Honolulu?
When are the longest days in Honolulu?
What is the average length of the day in June in Honolulu?
What time are sunrise and sunset in June in Honolulu?
What month has the most sunshine in Honolulu?
How many hours of sunshine does Honolulu have in June?
When is the lowest UV index in Honolulu?
What is the UV index reading in June in Honolulu?
Average temperature in June
Honolulu, HI
- Average high temperature in June: 79.5°F
The warmest month (with the highest average high temperature) is September (81.5°F).
The months with the lowest average high temperature are February and March (75°F).
- Average low temperature in June: 74.3°F
The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is February (69.1°F).
Average pressure in June
Honolulu, HI
- Average pressure in June: 30.03"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 June
Honolulu, HI
- Average wind speed in June: 11.8mph
The windiest month (with the highest average wind speed) is July (12.1mph).
The calmest month (with the lowest average wind speed) is January (9mph).
Average humidity in June
Honolulu, HI
- Average humidity in June: 75%
The months with the highest relative humidity are February and December (76%).
The months with the lowest relative humidity are April, May, September and November (74%).
Average rainfall in June
Honolulu, HI
- Average rainfall in June: 0.94"
The wettest months (with the highest rainfall) are March and October (1.81").
The driest month (with the least rainfall) is July (0.67").
Average rainfall days in June
Honolulu, HI
- Average rainfall days in June: 15.6 days
The months with the highest number of rainy days are March and October (18 days).
The month with the least rainy days is January (12.6 days).
Average sea temperature in June
Honolulu, HI
- Average sea temperature in June: 78.6°F
The best month for swimming (with the highest average sea temperature) is September (80.4°F).
The coldest month (with the lowest average sea temperature) is March (75.7°F).
Average daylight in June /
Average sunshine in June
Honolulu, HI
- Average daylight in June: 13h and 2min
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 June: 10h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The months with the least sunshine are November and December (Average sunshine: 6h and 30min).
Average sunshine days in June
Honolulu, HI
- Average sunshine days in June: 9.8 days
The month with the most sunshine days is January (12.8 days).
The month with the least sunshine days is October (6.3 days).
Average UV index in June
Honolulu, HI
- Average UV index in June: 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).
Average cloud cover in June
Honolulu, HI
- Average cloud cover in June: 35
The month with the most cloud cover is March (Cloud cover 40).
The months with the least cloud cover are January and September (Cloud cover 33).
Average visibility in June
Honolulu, 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).
Honolulu, Hawaii, USA
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