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 average high-temperature in June, at a moderately hot 73.6°F (23.1°C), reveals a modest deviation from May's 72.1°F (22.3°C). Hilo sees a gentle drop from the daily peak temperature in June, with an average low settling at a refreshing 66.9°F (19.4°C).Humidity
The months with the lowest humidity in Hilo are January, May through July, with an average relative humidity of 78%.Rainfall
June is the month with the least rainfall in Hilo. Rain falls for 17.3 days and accumulates 1.1" (28mm) of precipitation.Ocean temperature
In Hilo, in June, the average water temperature is 77.7°F (25.4°C).Note: Water activities in surface temperatures between 77°F (25°C) and 84.2°F (29°C) are seen as exceptional and extremely agreeable for lengthened time spans.
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 6:55 pm. On the last day of June, sunrise is at 5:45 am and sunset at 7:03 pm HST.
Sunshine
The month with the most sunshine is June, with an average of 10.9h of sunshine.UV index
The months with the highest UV index in Hilo are May through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 6 in June converts into the following recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. 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. Alert! UV radiation becomes sharper due to reflections from sand and water.
Frequently asked questions
What are the temperatures in Hilo in June?
What are the least humid months in Hilo?
What is the average humidity in June in Hilo?
What is the driest month in Hilo?
How much does it rain in Hilo in June?
How warm is the water in June in Hilo?
When are the longest days in Hilo?
How many hours of daylight does Hilo have in June?
When is the sunrise / sunset in June in Hilo?
What month has the most sunshine in Hilo?
How many hours of sunshine does Hilo have in June?
When is the highest UV index in Hilo?
What is the UV index reading in June in Hilo?
Average temperature in June
Hilo, 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
Hilo, 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
Hilo, 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
Hilo, 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
Hilo, 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
Hilo, 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
Hilo, 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
Hilo, 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
Hilo, 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
Hilo, 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
Hilo, 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
Hilo, 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).
Hilo, Hawaii, USA
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