July weather forecastKalaupapa, HI
July
Weather in July
As July takes a spotlight in Kalaupapa's weather scene, its distinguishing attribute as the month with the highest sea temperature of 79°F (26.1°C) becomes apparent. The UV index maintains a steady rate of 7, emphasizing the need for sun protection. A general rise in wind speed offers a counterbalance to the summer heat in the region. However, rainfall and relative humidity continue their declining pattern from the previous month. With the turn of the month, a slight decrease in daylight hours and a small rise in cloud coverage are expected.Temperature
An average high-temperature of a still warm 79.3°F (26.3°C) marks July, exhibiting a close resemblance to the conditions in June. The nights of July cool down to an average low of 76.6°F (24.8°C), subtly lower than daytime highs.Humidity
The months with the highest humidity are April through August, with an average relative humidity of 76%.Rainfall
July is the month with the least rainfall. Rain falls for 8.5 days and accumulates 0.31" (8mm) of precipitation.Ocean temperature
In July, the average ocean temperature is 78.8°F (26°C).Note: Water temperature ranging between 77°F (25°C) and 84.2°F (29°C) is considered very warm and pleasing for everyone. It allows for enjoyable water activities over extended periods without discomfort.
Daylight
The average length of the day in July is 13h and 16min.On the first day of July, sunrise is at 5:50 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 7:07 pm HST.
Sunshine
In July, the average sunshine is 11h.UV index
June through October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 7 during July translates into the following recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Alert! Sand and water increase UV exposure due to their reflective properties.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Kalaupapa, HI
- Average high temperature in July: 79.3°F
The warmest months (with the highest average high temperature) are August and September (80.2°F).
The month with the lowest average high temperature is February (74.3°F).
- Average low temperature in July: 76.6°F
The months with the highest average low temperature are September and October (77.2°F).
The coldest month (with the lowest average low temperature) is March (71.2°F).
Average pressure in July
Kalaupapa, HI
- Average pressure in July: 30"Hg
The months with the highest atmospheric pressure are March and April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).
Average wind speed in July
Kalaupapa, HI
- Average wind speed in July: 13.9mph
The windiest month (with the highest average wind speed) is July (13.9mph).
The calmest month (with the lowest average wind speed) is January (10.8mph).
Average humidity in July
Kalaupapa, HI
- Average humidity in July: 76%
The months with the highest relative humidity are April, May, June, July and August (76%).
The months with the lowest relative humidity are January and November (74%).
Average rainfall in July
Kalaupapa, HI
- Average rainfall in July: 0.31"
The wettest month (with the highest rainfall) is March (1.3").
The driest month (with the least rainfall) is July (0.31").
Average rainfall days in July
Kalaupapa, HI
- Average rainfall days in July: 8.5 days
The month with the highest number of rainy days is March (13.2 days).
The month with the least rainy days is July (8.5 days).
Average sea temperature in July
Kalaupapa, HI
- Average sea temperature in July: 79°F
The best month for swimming (with the highest average sea temperature) is September (81°F).
The coldest months (with the lowest average sea temperature) are January, February, March and April (75°F).
Average daylight in July /
Average sunshine in July
Kalaupapa, HI
- Average daylight in July: 13h and 18min
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 July: 11h and 0min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).
Average sunshine days in July
Kalaupapa, HI
- Average sunshine days in July: 16.1 days
The month with the most sunshine days is July (16.1 days).
The month with the least sunshine days is November (10.8 days).
Average UV index in July
Kalaupapa, HI
- Average UV index in July: 7
The months with the highest UV index are June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, May, November and December (UV index 6).
Average cloud cover in July
Kalaupapa, HI
- Average cloud cover in July: 25
The months with the most cloud cover are February and March (Cloud cover 30).
The month with the least cloud cover is September (Cloud cover 23).
Average visibility in July
Kalaupapa, HI
- Average visibility in July: 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).





