August weather forecastHalaula, HI
August
Weather in August
The last month of the summer, August, is also an enjoyable month in Halaula, Hawaii, with an average temperature ranging between min 58.3°F (14.6°C) and max 67.5°F (19.7°C).Temperature
August, recognised by an average high temperature of 67.5°F (19.7°C) and a low of 58.3°F (14.6°C), is Halaula's warmest month.Humidity
The average relative humidity in August is 81%.Rainfall
August is the month with the most rainfall in Halaula. Rain falls for 25.7 days and accumulates 4.13" (105mm) of precipitation.Daylight
In Halaula, the average length of the day in August is 12h and 48min.On the first day of the month, sunrise is at 5:58 am and sunset at 7:00 pm. On the last day of August, sunrise is at 6:07 am and sunset at 6:38 pm HST.
Sunshine
The average sunshine in August is 8h.UV index
The months with the highest UV index are May through October, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: In August, a daily UV index of 5 turns into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. When the Sun is at its strongest around midday, find shade and limit exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Halaula, HI
- Average high temperature in August: 67.5°F
The warmest month (with the highest average high temperature) is August (67.5°F).
The month with the lowest average high temperature is March (61.9°F).
- Average low temperature in August: 58.3°F
The month with the highest average low temperature is September (59°F).
The coldest month (with the lowest average low temperature) is February (52°F).
Average pressure in August
Halaula, HI
- Average pressure in August: 29.98"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 August
Halaula, HI
- Average wind speed in August: 5.5mph
The windiest months (with the highest average wind speed) are July and August (5.5mph).
The calmest months (with the lowest average wind speed) are January, May and October (4.5mph).
Average humidity in August
Halaula, HI
- Average humidity in August: 81%
The months with the highest relative humidity are September and October (84%).
The month with the lowest relative humidity is February (78%).
Average rainfall in August
Halaula, HI
- Average rainfall in August: 4.13"
The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is June (1.57").
Average rainfall days in August
Halaula, HI
- Average rainfall days in August: 25.7 days
The month with the highest number of rainy days is September (27.3 days).
The month with the least rainy days is January (17.1 days).
Average daylight in August /
Average sunshine in August
Halaula, HI
- Average daylight in August: 12h and 48min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 10h and 54min).
- Average sunshine in August: 8h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in August
Halaula, HI
- Average sunshine days in August: 2.3 days
The month with the most sunshine days is January (9.7 days).
The month with the least sunshine days is September (0.8 days).
Average UV index in August
Halaula, HI
- Average UV index in August: 5
The months with the highest UV index are May, June, July, August, September and October (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 4).
Average cloud cover in August
Halaula, HI
- Average cloud cover in August: 40
The months with the most cloud cover are April and September (Cloud cover 43).
The month with the least cloud cover is January (Cloud cover 29).
Average visibility in August
Halaula, HI
- Average visibility in August: 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).





