Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average sea temperature in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
As June transitions into July, Lahaina records an average high-temperature of a still warm 78.8°F (26°C), showing a gentle shift from the preceding month. Lahaina registers a subtle dip to an average of 75.7°F (24.3°C) during the nights of July.Humidity
The most humid month in Lahaina is July, with an average relative humidity of 77%.Rainfall
July is the month with the least rainfall. Rain falls for 7.8 days and accumulates 0.35" (9mm) of precipitation.Ocean temperature
In Lahaina, the average seawater temperature in July is 78.6°F (25.9°C).Note: Water temperature between 77°F (25°C) and 84.2°F (29°C) provides warmth and pleasure, making water activities enjoyable for lengthened periods without feeling uncomfortable.
Daylight
In Lahaina, the average length of the day in July is 13h and 15min.On the first day of the month, sunrise is at 5:49 am and sunset at 7:12 pm. On the last day of July, sunrise is at 6:00 am and sunset at 7:05 pm HST.
Sunshine
In Lahaina, the average sunshine in July is 10.9h.UV index
July through October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.Note: In July, the average maximum UV index of 7 translates into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Caution! Sand and water reflections can notably increase the UV radiation intensity.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in July in Lahaina?
What is the most humid month in Lahaina?
What is the average humidity in July in Lahaina?
What is the driest month in Lahaina?
How much does it rain in Lahaina in July?
What is the water temperature in July in Lahaina?
What is the average length of the day in July in Lahaina?
When is the sunrise / sunset in July in Lahaina?
How many hours of sunshine does Lahaina have in July?
What are the months with the highest UV index in Lahaina?
How high is the UV index in July in Lahaina?
Average temperature in July
Lahaina, HI
- Average high temperature in July: 78.8°F
The warmest month (with the highest average high temperature) is September (79.7°F).
The month with the lowest average high temperature is February (73.9°F).
- Average low temperature in July: 75.7°F
The months with the highest average low temperature are August and October (76.5°F).
The coldest month (with the lowest average low temperature) is March (70.7°F).
Average pressure in July
Lahaina, HI
- Average pressure in July: 30.01"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 July
Lahaina, 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 (10.6mph).
Average humidity in July
Lahaina, HI
- Average humidity in July: 77%
The month with the highest relative humidity is July (77%).
The months with the lowest relative humidity are January, February, March, September and November (75%).
Average rainfall in July
Lahaina, HI
- Average rainfall in July: 0.35"
The wettest month (with the highest rainfall) is March (1.1").
The driest month (with the least rainfall) is July (0.35").
Average rainfall days in July
Lahaina, HI
- Average rainfall days in July: 7.8 days
The month with the highest number of rainy days is March (13.4 days).
The month with the least rainy days is November (7.7 days).
Average sea temperature in July
Lahaina, HI
- Average sea temperature in July: 78.6°F
The best month for swimming (with the highest average sea temperature) is September (80.2°F).
The coldest month (with the lowest average sea temperature) is March (76°F).
Average daylight in July /
Average sunshine in July
Lahaina, HI
- Average daylight in July: 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 July: 10h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in July
Lahaina, HI
- Average sunshine days in July: 17.5 days
The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is March (12.6 days).
Average UV index in July
Lahaina, HI
- Average UV index in July: 7
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 July
Lahaina, HI
- Average cloud cover in July: 28
The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is September (Cloud cover 25).
Average visibility in July
Lahaina, 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).
Lahaina, Hawaii, USA
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