May weather forecast
Waikane, HI

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Weather in May

May, the last month of the spring in Waikane, is also a moderately hot month, with temperature in the range of an average low of 73.2°F (22.9°C) and an average high of 77.5°F (25.3°C).

Temperature

Entering May, the average high-temperature is recorded at a still warm 77.5°F (25.3°C), exhibiting a minimal shift from April's 76.5°F (24.7°C). Throughout May, a modest shift from daytime highs is anticipated, with an average low-temperature of 73.2°F (22.9°C).

Humidity

January, May, June, September and November, with an average relative humidity of 75%, are the least humid months in Waikane.

Rainfall

In Waikane, during May, the rain falls for 17.2 days and regularly aggregates up to 1.34" (34mm) of precipitation. Throughout the year, there are 187.1 rainfall days, and 15.83" (402mm) of precipitation is accumulated.

Daylight

In Waikane, the average length of the day in May is 13h and 10min.
On the first day of May, sunrise is at 5:59 am and sunset at 6:57 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 7:09 pm HST.

Sunshine

The average sunshine in May in Waikane, Hawaii, is 10.3h.

UV index

The months with the lowest UV index are January through June, October through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: During May, 6 as the daily maximum UV index converts into the following advice:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.

Frequently asked questions

What is the temperature in May?

The high-temperature, in May, in Waikane, records 77.5°F (25.3°C), while the low-temperature is 73.2°F (22.9°C).

What are the least humid months in Waikane?

January, May, June, September and November, with an average relative humidity of 75%, are the least humid months.

What is the average humidity in May?

In May, the average relative humidity is 75%.

How much does it rain in May?

In Waikane, during May, the rain falls for 17.2 days and regularly aggregates up to 1.34" (34mm) of precipitation.

What is the average length of the day in May?

The average day length in May is 13h and 10min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 5:59 am and sunset at 6:57 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 7:09 pm HST.

How long on average sun shines in May?

In Waikane, the average sunshine duration in May is 10.3h.

What are the months with the lowest UV index?

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

What is the UV index intensity in May?

The average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Waikane, HI

Average temperature in May - Waikane, HI
  • Average high temperature in May: 77.5°F

The warmest months (with the highest average high temperature) are August and September (81°F).
The month with the lowest average high temperature is February (74.3°F).

  • Average low temperature in May: 73.2°F

The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is February (69.6°F).

Average pressure in May
Waikane, HI

Average pressure in May - Waikane, HI
  • Average pressure in May: 30.04"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 May
Waikane, HI

Average wind speed in May - Waikane, HI
  • Average wind speed in May: 11.2mph

The windiest month (with the highest average wind speed) is July (13.5mph).
The calmest month (with the lowest average wind speed) is January (10.3mph).

Average humidity in May
Waikane, HI

Average humidity in May - Waikane, HI
  • Average humidity in May: 75%

The months with the highest relative humidity are February, March, April, July, August, October and December (76%).
The months with the lowest relative humidity are January, May, June, September and November (75%).

Average rainfall in May
Waikane, HI

Average rainfall in May - Waikane, HI
  • Average rainfall in May: 1.34"

The wettest month (with the highest rainfall) is March (2.01").
The driest month (with the least rainfall) is July (0.71").

Average rainfall days in May
Waikane, HI

Average rainfall days in May - Waikane, HI
  • Average rainfall days in May: 17.2 days

The month with the highest number of rainy days is March (18.3 days).
The month with the least rainy days is June (13.5 days).

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

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

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 May: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

Average sunshine days in May
Waikane, HI

Average sunshine days in May - Waikane, HI
  • Average sunshine days in May: 8.9 days

The month with the most sunshine days is June (12.2 days).
The month with the least sunshine days is April (6.5 days).

Average UV index in May
Waikane, HI

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

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

Average cloud cover in May
Waikane, HI

Average cloud cover in May - Waikane, HI
  • Average cloud cover in May: 35

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is September (Cloud cover 32).

Average visibility in May
Waikane, HI

Average visibility in May - Waikane, 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).

Waikane, Hawaii, USA

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