Hana
Hawaii, USA
Long-term weather forecast
Long-term weather forecast

July weather forecast and climate
Hana, HI

July, the same as June, is another warm summer month in Hana, Hawaii, with average temperature fluctuating between 82°F (27.8°C) and 71.1°F (21.7°C).

Temperature

In July, the average high-temperature remains the same as in June - a still warm 82°F (27.8°C). The average low-temperature, in July, is 71.1°F (21.7°C).

Rainfall

In Hana, in July, during 16 rainfall days, 5.9" (150.9mm) of precipitation is typically accumulated. Throughout the year, there are 171 rainfall days, and 82.5" (2096.7mm) of precipitation is accumulated.

Ocean temperature

In Hana, the average seawater temperature is 78.4°F (25.8°C).
Note: Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

In Hana, the average length of the day is 13.2h.

Sunshine

Months with the most sunshine in Hana are June through September, with an average of 8h of sunshine.

UV index

Months with the highest UV index are June through August, with an average maximum UV index of 12. A UV Index reading of 11, and higher, represents an extreme health hazard from the exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 12 interpret into the following advice:
Take all required precautions, as unprotected skin and eyes can burn in minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the temperature in July in Hana?

In Hana, Hawaii, in July, the average high-temperature is 82°F (27.8°C), and the average low-temperature is 71.1°F (21.7°C).

How many days does it rain in July in Hana?

In Hana, in July, during 16 rainfall days, 5.9" (150.9mm) of precipitation is typically accumulated.

How warm is the water in July in Hana?

In Hana, Hawaii, the average seawater temperature in July is 78.4°F (25.8°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

How many hours of daylight does Hana have in July?

In Hana, Hawaii, the average length of the day in July is 13.2h.

What is the month with the most sunshine in Hana?

June through September, with an average of 8h of sunshine, are months with the most sunshine in Hana, Hawaii.

How many hours of sunshine does Hana have in July?

The average sunshine in July in Hana is 8h.

When is the highest UV index in Hana?

Months with the highest UV index in Hana are June through August, with an average maximum UV index of 12.

What is the UV index intensity in July in Hana?

In Hana, Hawaii, the average daily maximum UV index in July is 12. A UV Index estimate of 11, and higher, represents an extreme health threat from the exposure to the Sun's UV rays.
Average temperature in July - Hana, HI
  • Average high temperature in July: 27.8°C

Warmest months (with the highest average high temperature) are August and September (28.3°C).
Months with the lowest average high temperature are January, February and March (25.6°C).

  • Average low temperature in July: 21.7°C

The month with the highest average low temperature is August (22.2°C).
The coldest month (with the lowest average low temperature) is February (17.8°C).

Average rainfall in July - Hana, HI
  • Average rainfall in July: 150.9mm

The wettest month (with the highest rainfall) is March (241.8mm).
The driest month (with the lowest rainfall) is June (103.6mm).

Average rainfall days in July - Hana, HI
  • Average rainfall days in July: 16 days

Months with the highest number of rainy days are April, July and August (16 days).
Months with the lowest number of rainy days are January and February (12 days).

Average sea temperature in July - Hana, HI
  • Average sea temperature in July: 25.8°C

The best month for swimming (with the highest average sea temperature) is September (26.7°C).
The coldest month (with the lowest average sea temperature) is March (24.3°C).

Average daylight in July / Average sunshine in July - Hana, HI
  • Average daylight in July: 13.2h

The month with the longest days is June (Average daylight: 13.4h).
The month with shortest days is December (Average daylight: 10.9h).

  • Average sunshine in July: 8h

Months with most sunshine are June, July, August and September (Average sunshine: 8h).
Months with least sunshine are November and December (Average sunshine: 6).

Average UV index in July - Hana, HI
  • Average UV index in July: 12

Months with the highest UV index are June, July and August (UV index 12).
The month with the lowest UV index is December (UV index 6).