Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average sea temperature in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
Weather in May
Temperature
In May, the average high-temperature in Kalaupapa registers at a still warm 77°F (25°C), nearly identical to April's 75.9°F (24.4°C). A slight dip in temperature to a still moderately hot 74.3°F (23.5°C) marks the average nights during May.Humidity
The months with the highest humidity are April through August, with an average relative humidity of 76%.Rainfall
In Kalaupapa, in May, it is raining for 11.2 days, with typically 0.71" (18mm) of accumulated precipitation. In Kalaupapa, during the entire year, the rain falls for 126.4 days and collects up to 9.84" (250mm) of precipitation.Ocean temperature
In Kalaupapa, the average seawater temperature in May is 77°F (25°C).Note: Surface water temperatures ranging from 77°F (25°C) to 84.2°F (29°C) are seen as ideal and highly pleasant for extended enjoyment in all water activities.
Daylight
In May, the average length of the day is 13h and 10min.On the first day of May in Kalaupapa, sunrise is at 5:56 am and sunset at 6:53 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 7:05 pm HST.
Sunshine
In May, the average sunshine is 11.2h.UV index
January through May, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: An average maximum UV index of 6 in May leads to these recommendations:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Alert! UV radiation becomes sharper due to reflections from sand and water.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What are the most humid months?
What is the average humidity in May?
How many days does it rain in May?
What is the water temperature in May?
What is the average length of the day in May in Kalaupapa?
When are sunrise and sunset in May?
How long on average sun shines in May?
What is the month with the lowest UV index?
How high is the UV index in May?
Average temperature in May
Kalaupapa, HI
- Average high temperature in May: 77°F
The warmest months (with the highest average high temperature) are August and September (80.2°F).
The month with the lowest average high temperature is February (74.3°F).
- Average low temperature in May: 74.3°F
The months with the highest average low temperature are September and October (77.2°F).
The coldest month (with the lowest average low temperature) is March (71.2°F).
Average pressure in May
Kalaupapa, HI
- Average pressure in May: 30.04"Hg
The months with the highest atmospheric pressure are March and April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).
Average wind speed in May
Kalaupapa, HI
- Average wind speed in May: 11.6mph
The windiest month (with the highest average wind speed) is July (13.9mph).
The calmest month (with the lowest average wind speed) is January (10.8mph).
Average humidity in May
Kalaupapa, HI
- Average humidity in May: 76%
The months with the highest relative humidity are April, May, June, July and August (76%).
The months with the lowest relative humidity are January and November (74%).
Average rainfall in May
Kalaupapa, HI
- Average rainfall in May: 0.71"
The wettest month (with the highest rainfall) is March (1.3").
The driest month (with the least rainfall) is July (0.31").
Average rainfall days in May
Kalaupapa, HI
- Average rainfall days in May: 11.2 days
The month with the highest number of rainy days is March (13.2 days).
The month with the least rainy days is July (8.5 days).
Average sea temperature in May
Kalaupapa, HI
- Average sea temperature in May: 77°F
The best month for swimming (with the highest average sea temperature) is September (81°F).
The coldest months (with the lowest average sea temperature) are January, February, March and April (75°F).
Average daylight in May /
Average sunshine in May
Kalaupapa, 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: 11h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).
Average sunshine days in May
Kalaupapa, HI
- Average sunshine days in May: 13.3 days
The month with the most sunshine days is July (16.1 days).
The month with the least sunshine days is November (10.8 days).
Average UV index in May
Kalaupapa, HI
- Average UV index in May: 6
The months with the highest UV index are June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, May, November and December (UV index 6).
Average cloud cover in May
Kalaupapa, HI
- Average cloud cover in May: 26
The months with the most cloud cover are February and March (Cloud cover 30).
The month with the least cloud cover is September (Cloud cover 23).
Average visibility in May
Kalaupapa, 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).
Kalaupapa, Hawaii, USA
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