June weather forecastOlowalu, HI
June
Weather in June
June, the first month of the summer in Olowalu, is still a warm month, with an average temperature fluctuating between 74.7°F (23.7°C) and 77.9°F (25.5°C).Temperature
As Olowalu steps into June, the average high-temperature is measured at a still warm 77.9°F (25.5°C), displaying minor differences from May's 77°F (25°C). Olowalu records a slight downturn in temperature to an average of 74.7°F (23.7°C) during June nights.Humidity
The average relative humidity in June is 75%.Rainfall
June is the month with the least rainfall. Rain falls for 6.6 days and accumulates 0.2" (5mm) of precipitation.Daylight
The month with the longest days in Olowalu is June, with an average of 13h and 24min of daylight.On the first day of the month, sunrise is at 5:44 am and sunset at 7:04 pm. On the last day of June, sunrise is at 5:49 am and sunset at 7:11 pm HST.
Sunshine
The month with the most sunshine is June, with an average of 11.5h of sunshine.UV index
January through June, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 6 during June translates into the following directions:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in June
Olowalu, HI
- Average high temperature in June: 77.9°F
The warmest month (with the highest average high temperature) is September (79.9°F).
The month with the lowest average high temperature is February (73.9°F).
- Average low temperature in June: 74.7°F
The month with the highest average low temperature is October (76.5°F).
The coldest months (with the lowest average low temperature) are February and March (70.7°F).
Average pressure in June
Olowalu, HI
- Average pressure in June: 30.03"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
Olowalu, HI
- Average wind speed in June: 13.6mph
The windiest month (with the highest average wind speed) is June (13.6mph).
The calmest month (with the lowest average wind speed) is January (10.4mph).
Average humidity in June
Olowalu, HI
- Average humidity in June: 75%
The months with the highest relative humidity are July and August (76%).
The months with the lowest relative humidity are January and February (74%).
Average rainfall in June
Olowalu, HI
- Average rainfall in June: 0.2"
The wettest months (with the highest rainfall) are March and December (0.87").
The driest month (with the least rainfall) is June (0.2").
Average rainfall days in June
Olowalu, HI
- Average rainfall days in June: 6.6 days
The month with the highest number of rainy days is March (11.9 days).
The month with the least rainy days is June (6.6 days).
Average daylight in June /
Average sunshine in June
Olowalu, HI
- Average daylight in June: 13h and 24min
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: 11h and 30min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in June
Olowalu, HI
- Average sunshine days in June: 19.9 days
The month with the most sunshine days is June (19.9 days).
The month with the least sunshine days is March (15.2 days).
Average UV index in June
Olowalu, HI
- Average UV index in June: 6
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 June
Olowalu, HI
- Average cloud cover in June: 21
The month with the most cloud cover is March (Cloud cover 30).
The months with the least cloud cover are June and September (Cloud cover 21).
Average visibility in June
Olowalu, 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).





