May weather forecast
Puako, HI

Weather in May

The last month of the spring, May, is also a moderately hot month in Puako, Hawaii, with average temperature fluctuating between 71.6°F (22°C) and 75.7°F (24.3°C).

Temperature

In May, the average high-temperature is essentially the same as in April - a still moderately hot 75.7°F (24.3°C). In Puako, Hawaii, in May, the average low-temperature is 71.6°F (22°C).

Humidity

In Puako, the average relative humidity in May is 76%.

Rainfall

In May, the rain falls for 14.4 days. Throughout May, 0.94" (24mm) of precipitation is accumulated. Throughout the year, there are 136 rainfall days, and 8.5" (216mm) of precipitation is accumulated.

Daylight

In May, the average length of the day is 13.1h.

Sunshine

In May, the average sunshine is 11.3h.

UV index

Months with the highest UV index in Puako are January through December, with an average maximum UV index of 6. January through December, with an average maximum UV index of 6, are months with the lowest UV index in Puako. A UV Index reading of 6 to 7 represents a high health risk from the exposure to the Sun's UV radiation for average individuals.
Note: In May, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in May in Puako?

The average relative humidity in May in Puako is 76%.

How many days does it rain in May in Puako?

In Puako, Hawaii, during May, the rain falls for 14.4 days and regularly aggregates up to 0.94" (24mm) of precipitation.

How many hours of daylight does Puako have in May?

The average length of the day in May is 13.1h.

How many hours of sunshine does Puako have in May?

In May, the average sunshine in Puako, Hawaii, is 11.3h.

What are the months with the highest UV index in Puako?

Months with the highest UV index are January through December, with an average maximum UV index of 6.

When is the lowest UV index in Puako?

Months with the lowest UV index are January through December, with an average maximum UV index of 6.

What is the UV index intensity in May in Puako?

In May, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to the Sun's UV rays.

Average temperature in May
Puako, HI

Average temperature in May - Puako, HI
  • Average high temperature in May: 75.7°F

The warmest month (with the highest average high temperature) is August (78.4°F).
The month with the lowest average high temperature is February (73.2°F).

  • Average low temperature in May: 71.6°F

Months with the highest average low temperature are August, September and October (74.8°F).
The coldest month (with the lowest average low temperature) is March (69.4°F).

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Average pressure in May
Puako, HI

Average pressure in May - Puako, HI
  • Average pressure in May: 30.03"

The month with the highest atmospheric pressure is April (30.04").
Months with the lowest atmospheric pressure are September and October (29.96").

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Average wind speed in May
Puako, HI

Average wind speed in May - Puako, HI
  • Average wind speed in May: 5.6mph

The windiest month (with the highest average wind speed) is February (6.2mph).
The calmest month (with the lowest average wind speed) is July (5mph).

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Average humidity in May
Puako, HI

Average humidity in May - Puako, HI
  • Average humidity in May: 76%

Months with the highest relative humidity are June, July and August (77%).
The month with the lowest relative humidity is February (71%).

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Average rainfall in May
Puako, HI

Average rainfall in May - Puako, HI
  • Average rainfall in May: 0.94"

The wettest month (with the highest rainfall) is February (0.98").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in May
Puako, HI

Average rainfall days in May - Puako, HI
  • Average rainfall days in May: 14.4 days

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is February (8.1 days).

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Average daylight in May /
Average sunshine in May
Puako, HI

Average daylight in May / Average sunshine in May - Puako, HI
  • Average daylight in May: 13.1h

The month with the longest days is June (Average daylight: 13.3h).
The month with the shortest days is December (Average daylight: 10.9h).

  • Average sunshine in May: 11.3h

The month with the most sunshine is June (Average sunshine: 11.4h).
The month with the least sunshine is December (Average sunshine: 7.4h).

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Average sunshine days in May
Puako, HI

Average sunshine days in May - Puako, HI
  • Average sunshine days in May: 8.8 days

The month with the most sunshine days is January (14.5 days).
The month with the least sunshine days is October (6.8 days).

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Average UV index in May
Puako, HI

Average UV index in May - Puako, HI
  • Average UV index in May: 6

Months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
Months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).

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Average cloud cover in May
Puako, HI

Average cloud cover in May - Puako, HI
  • Average cloud cover in May: 21

Months with the most cloud cover are April, May and June (Cloud cover 21).
The month with the least cloud cover is January (Cloud cover 12).

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Average visibility in May
Puako, HI

Average visibility in May - Puako, HI
  • Average visibility in May: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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