May weather forecast
Pāhoa, HI

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Weather in May

May, the last month of the spring in Pāhoa, is also an agreeable month, with temperature in the range of an average low of 66.2°F (19°C) and an average high of 72.1°F (22.3°C).

Temperature

Pāhoa ushers in May with an average high-temperature of a still agreeable 72.1°F (22.3°C), showing a close resemblance to the previous month. Maintaining close parity with daytime warmth, the average nocturnal temperature during May stays at a refreshing 66.2°F (19°C).

Humidity

The months with the lowest humidity are January, May through July, with an average relative humidity of 78%.

Rainfall

In Pāhoa, during May, the rain falls for 20.2 days and regularly aggregates up to 1.38" (35mm) of precipitation. In Pāhoa, during the entire year, the rain falls for 227.7 days and collects up to 27.83" (707mm) of precipitation.

Daylight

In May, the average length of the day is 13h and 4min.
On the first day of May, sunrise is at 5:50 am and sunset at 6:43 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 6:54 pm HST.

Sunshine

In May, the average sunshine is 10.6h.

UV index

May through December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In May, the average maximum UV index of 6 translates into the following recommendations:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. 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. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

In May, the average high-temperature and low-temperature are 72.1°F (22.3°C) and 66.2°F (19°C) respectively.

What is the least humid month?

January, May through July, with an average relative humidity of 78%, are the least humid months.

What is the average humidity in May?

The average relative humidity in May is 78%.

How many days does it rain in May?

In Pāhoa, Hawaii, during May, the rain falls for 20.2 days and regularly aggregates up to 1.38" (35mm) of precipitation.

What is the average length of the day in May?

In May, the average day length is 13h and 4min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:50 am and sunset at 6:43 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 6:54 pm HST.

How many hours of sunshine does Pāhoa have in May?

In Pāhoa, the average sunshine duration in May is 10.6h.

What is the month with the highest UV index?

The months with the highest UV index are May through December, with an average maximum UV index of 6.

What is the UV index intensity in May?

In Pāhoa, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health risk 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
Pāhoa, HI

Average temperature in May - Pāhoa, HI
  • Average high temperature in May: 72.1°F

The warmest month (with the highest average high temperature) is August (75.4°F).
The month with the lowest average high temperature is March (69.6°F).

  • Average low temperature in May: 66.2°F

The month with the highest average low temperature is September (70°F).
The coldest month (with the lowest average low temperature) is March (64°F).

Average pressure in May
Pāhoa, HI

Average pressure in May - Pāhoa, HI
  • Average pressure in May: 30.04"Hg

The month with the highest atmospheric pressure is April (30.05"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).

Average wind speed in May
Pāhoa, HI

Average wind speed in May - Pāhoa, HI
  • Average wind speed in May: 7mph

The windiest month (with the highest average wind speed) is August (7.6mph).
The calmest month (with the lowest average wind speed) is October (6.7mph).

Average humidity in May
Pāhoa, HI

Average humidity in May - Pāhoa, HI
  • Average humidity in May: 78%

The month with the highest relative humidity is March (80%).
The months with the lowest relative humidity are January, May, June and July (78%).

Average rainfall in May
Pāhoa, HI

Average rainfall in May - Pāhoa, HI
  • Average rainfall in May: 1.38"

The wettest month (with the highest rainfall) is February (3.78").
The driest month (with the least rainfall) is June (1.1").

Average rainfall days in May
Pāhoa, HI

Average rainfall days in May - Pāhoa, HI
  • Average rainfall days in May: 20.2 days

The month with the highest number of rainy days is March (22.9 days).
The month with the least rainy days is January (13.3 days).

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

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

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in May: 10h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in May
Pāhoa, HI

Average sunshine days in May - Pāhoa, HI
  • Average sunshine days in May: 3.3 days

The month with the most sunshine days is January (12.1 days).
The month with the least sunshine days is August (1.8 days).

Average UV index in May
Pāhoa, HI

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

The months with the highest UV index are May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March and April (UV index 5).

Average cloud cover in May
Pāhoa, HI

Average cloud cover in May - Pāhoa, HI
  • Average cloud cover in May: 33

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is January (Cloud cover 26).

Average visibility in May
Pāhoa, HI

Average visibility in May - Pāhoa, 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).

Pāhoa, Hawaii, USA

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