May weather forecast
Pepeekeo, HI

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Weather in May

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

Temperature

Pepeekeo's shift into May is marked by a subtle change to a still pleasant 72.1°F (22.3°C) from April's 70.9°F (21.6°C) in temperature. During May, Pepeekeo's temperature shows a minor deviation from daytime highs, falling to a steady low-temperature average of 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 Pepeekeo, in May, it is raining for 20.2 days, with typically 1.38" (35mm) of accumulated precipitation. Throughout the year, there are 227.7 rainfall days, and 27.83" (707mm) of precipitation is accumulated.

Daylight

The average length of the day in May is 13h and 5min.
On the first day of May in Pepeekeo, sunrise is at 5:50 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 6:55 pm HST.

Sunshine

The average sunshine in May is 10.6h.

UV index

May through December, with an average maximum UV index of 6, are months with the highest UV index in Pepeekeo. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In May, the maximum UV index of 6 translates into these guidelines:
Fend off overexposure. Sun protection is vital. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature?

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

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?

In May, the average relative humidity is 78%.

How much does it rain in Pepeekeo in May?

In Pepeekeo, in May, it is raining for 20.2 days, with typically 1.38" (35mm) of accumulated precipitation.

How many hours of daylight does Pepeekeo have in May?

The average day length in May is 13h and 5min.

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 5:50 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 6:55 pm HST.

How long on average sun shines in May?

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 reading in May?

In Pepeekeo, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to 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
Pepeekeo, HI

Average temperature in May - Pepeekeo, 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
Pepeekeo, HI

Average pressure in May - Pepeekeo, 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
Pepeekeo, HI

Average wind speed in May - Pepeekeo, 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
Pepeekeo, HI

Average humidity in May - Pepeekeo, 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
Pepeekeo, HI

Average rainfall in May - Pepeekeo, 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
Pepeekeo, HI

Average rainfall days in May - Pepeekeo, 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
Pepeekeo, HI

Average daylight in May / Average sunshine in May - Pepeekeo, 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
Pepeekeo, HI

Average sunshine days in May - Pepeekeo, 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
Pepeekeo, HI

Average UV index in May - Pepeekeo, 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
Pepeekeo, HI

Average cloud cover in May - Pepeekeo, 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
Pepeekeo, HI

Average visibility in May - Pepeekeo, 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).

Pepeekeo, Hawaii, USA

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