May weather forecastPuako, HI
May
Weather in May
May comes with an appealing blend of sunshine and light showers. The rain, going up to 0.94" (24mm), simply enhances the allure of the city without causing any inconvenience. The beautiful weather conditions perfect for sunbathing or exploring the stunning landscapes of Puako persists through May. A minor shift in weather is noticed as the region gears towards June, the onset of a typically warmer season.Temperature
The start of May in Puako, Hawaii, sees the average high-temperature at a still warm 75.7°F (24.3°C), showing little difference from April's 74.7°F (23.7°C). Puako's May nights exhibit a subtle drop in temperature, averaging at a pleasant 71.6°F (22°C), closely aligned with the daytime highs.Humidity
In May, the average relative humidity is 76%.Rainfall
In Puako, in May, during 14.4 rainfall days, 0.94" (24mm) of precipitation is typically accumulated. In Puako, during the entire year, the rain falls for 136 days and collects up to 8.5" (216mm) of precipitation.Daylight
The average length of the day in May is 13h and 5min.On the first day of May, sunrise is at 5:53 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 6:59 pm HST.
Sunshine
In Puako, the average sunshine in May is 11.3h.UV index
The months with the highest UV index 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. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: An average UV index of 6 in May transforms into this advice:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
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
The 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).
Average pressure in May
Puako, HI
- Average pressure in May: 30.03"Hg
The month with the highest atmospheric pressure is April (30.04"Hg).
The months with the lowest atmospheric pressure are September and October (29.96"Hg).
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).
Average humidity in May
Puako, HI
- Average humidity in May: 76%
The months with the highest relative humidity are June, July and August (77%).
The month with the lowest relative humidity is February (71%).
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").
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).
Average daylight in May /
Average sunshine in May
Puako, HI
- Average daylight in May: 13h and 6min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 10h and 54min).
- Average sunshine in May: 11h and 18min
The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 7h and 24min).
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).
Average UV index in May
Puako, HI
- Average UV index in May: 6
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
Average cloud cover in May
Puako, HI
- Average cloud cover in May: 21
The 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).
Average visibility in May
Puako, 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).





