May weather forecast
Wainiha, HI

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Weather in May

The last month of the spring, May, is also a moderately hot month in Wainiha, Hawaii, with an average temperature varying between 72.1°F (22.3°C) and 76.8°F (24.9°C).

Temperature

The advent of May presents an average high-temperature of a still moderately hot 76.8°F (24.9°C), maintaining a close correlation with the preceding month. May records a small disparity from daytime temperatures, marking an average low-temperature of 72.1°F (22.3°C).

Humidity

The average relative humidity in May is 76%.

Rainfall

In Wainiha, in May, it is raining for 18.5 days, with typically 1.57" (40mm) of accumulated precipitation. Throughout the year, there are 218.4 rainfall days, and 22.13" (562mm) of precipitation is accumulated.

Daylight

The average length of the day in May is 13h and 13min.
On the first day of May, sunrise is at 6:05 am and sunset at 7:04 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 7:18 pm HST.

Sunshine

In Wainiha, the average sunshine in May is 9.3h.

UV index

January through August, October through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 6 during May translates into the following directions:
Ward off overexposure. Defence against solar harm is crucial. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Frequently asked questions

What is the average May temperature?

Wainiha in May has an average high-temperature of 76.8°F (24.9°C) and an average low-temperature of 72.1°F (22.3°C).

What is the average humidity in May?

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

How many days does it rain in May?

In Wainiha, in May, it is raining for 18.5 days, with typically 1.57" (40mm) of accumulated precipitation.

What is the average length of the day in May?

The average day length in May is 13h and 13min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:05 am and sunset at 7:04 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 7:18 pm HST.

How many hours of sunshine does Wainiha have in May?

The average sunshine duration in May is 9.3h.

What is the month with the lowest UV index?

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

What is the UV index intensity in May?

In Wainiha, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Wainiha, HI

Average temperature in May - Wainiha, HI
  • Average high temperature in May: 76.8°F

The warmest month (with the highest average high temperature) is September (79.7°F).
The months with the lowest average high temperature are February and March (73.2°F).

  • Average low temperature in May: 72.1°F

The month with the highest average low temperature is September (75.9°F).
The coldest month (with the lowest average low temperature) is February (68.5°F).

Average pressure in May
Wainiha, HI

Average pressure in May - Wainiha, HI
  • Average pressure in May: 30.05"Hg

The month with the highest atmospheric pressure is April (30.07"Hg).
The months with the lowest atmospheric pressure are September and October (29.98"Hg).

Average wind speed in May
Wainiha, HI

Average wind speed in May - Wainiha, HI
  • Average wind speed in May: 10.5mph

The windiest month (with the highest average wind speed) is July (12.3mph).
The calmest month (with the lowest average wind speed) is January (10mph).

Average humidity in May
Wainiha, HI

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

The months with the highest relative humidity are June, July, August, October and December (77%).
The month with the lowest relative humidity is January (75%).

Average rainfall in May
Wainiha, HI

Average rainfall in May - Wainiha, HI
  • Average rainfall in May: 1.57"

The wettest month (with the highest rainfall) is March (2.52").
The driest month (with the least rainfall) is April (1.3").

Average rainfall days in May
Wainiha, HI

Average rainfall days in May - Wainiha, HI
  • Average rainfall days in May: 18.5 days

The month with the highest number of rainy days is August (21.1 days).
The month with the least rainy days is January (12.5 days).

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

Average daylight in May / Average sunshine in May - Wainiha, HI
  • Average daylight in May: 13h and 1min

The month with the longest days is June (Average daylight: 13h and 30min).
The month with the shortest days is December (Average daylight: 10h and 48min).

  • Average sunshine in May: 9h and 2min

The month with the most sunshine is June (Average sunshine: 9h and 42min).
The month with the least sunshine is November (Average sunshine: 6h and 12min).

Average sunshine days in May
Wainiha, HI

Average sunshine days in May - Wainiha, HI
  • Average sunshine days in May: 6.7 days

The month with the most sunshine days is January (12.8 days).
The month with the least sunshine days is August (2.9 days).

Average UV index in May
Wainiha, HI

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

The month with the highest UV index is September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, October, November and December (UV index 6).

Average cloud cover in May
Wainiha, HI

Average cloud cover in May - Wainiha, HI
  • Average cloud cover in May: 41

The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are January and September (Cloud cover 38).

Average visibility in May
Wainiha, HI

Average visibility in May - Wainiha, HI
  • Average visibility in May: 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).

Wainiha, Hawaii, USA

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