May weather forecast
Keawakapu, HI

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Weather in May

The last month of the spring, May, is another warm month in Keawakapu, Hawaii, with an average temperature varying between 77°F (25°C) and 73.4°F (23°C).

Temperature

Keawakapu registers an average high-temperature of a still moderately hot 77°F (25°C) at the commencement of May, closely related to the preceding month. Keawakapu maintains a consistent average nighttime low-temperature of 73.4°F (23°C) throughout May.

Humidity

In May, the average relative humidity is 75%.

Rainfall

In Keawakapu, in May, during 8.3 rainfall days, 0.43" (11mm) of precipitation is typically accumulated. Throughout the year, there are 103.4 rainfall days, and 6.57" (167mm) of precipitation is accumulated.

Daylight

In Keawakapu, the average length of the day in May is 13h and 8min.
On the first day of May in Keawakapu, sunrise is at 5:55 am and sunset at 6:50 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 7:02 pm HST.

Sunshine

In Keawakapu, the average sunshine in May is 11h.

UV index

The months with the lowest UV index in Keawakapu are January through June, November and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum UV index of 6 in May translates into the following recommendations:
Shun overexposure. Protection from sun ravages is indispensable. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May in Keawakapu?

During May, Keawakapu experiences an average high-temperature of 77°F (25°C) and a low-temperature of 73.4°F (23°C).

What is the average humidity in May in Keawakapu?

In Keawakapu, Hawaii, the average relative humidity in May is 75%.

How much does it rain in Keawakapu in May?

In Keawakapu, Hawaii, during May, the rain falls for 8.3 days and regularly aggregates up to 0.43" (11mm) of precipitation.

What is the average length of the day in May in Keawakapu?

In May, the average day length in Keawakapu is 13h and 8min.

When is the sunrise / sunset in May in Keawakapu?

In May, on the first day of the month, sunrise is at 5:55 am and sunset at 6:50 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 7:02 pm HST.

How long on average sun shines in May in Keawakapu?

In Keawakapu, Hawaii, the average sunshine duration in May is 11h.

What is the month with the lowest UV index in Keawakapu?

The months with the lowest UV index in Keawakapu, Hawaii, are January through June, November and December, with an average maximum UV index of 6.

What is the UV index reading in May in Keawakapu?

The average daily maximum UV index in May in Keawakapu is 6. A UV Index reading 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
Keawakapu, HI

Average temperature in May - Keawakapu, HI
  • Average high temperature in May: 77°F

The warmest month (with the highest average high temperature) is September (79.9°F).
The month with the lowest average high temperature is February (73.9°F).

  • Average low temperature in May: 73.4°F

The month with the highest average low temperature is October (76.5°F).
The coldest months (with the lowest average low temperature) are February and March (70.7°F).

Average pressure in May
Keawakapu, HI

Average pressure in May - Keawakapu, 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
Keawakapu, HI

Average wind speed in May - Keawakapu, HI
  • Average wind speed in May: 11.7mph

The windiest month (with the highest average wind speed) is June (13.6mph).
The calmest month (with the lowest average wind speed) is January (10.4mph).

Average humidity in May
Keawakapu, HI

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

The months with the highest relative humidity are July and August (76%).
The months with the lowest relative humidity are January and February (74%).

Average rainfall in May
Keawakapu, HI

Average rainfall in May - Keawakapu, HI
  • Average rainfall in May: 0.43"

The wettest months (with the highest rainfall) are March and December (0.87").
The driest month (with the least rainfall) is June (0.2").

Average rainfall days in May
Keawakapu, HI

Average rainfall days in May - Keawakapu, HI
  • Average rainfall days in May: 8.3 days

The month with the highest number of rainy days is March (11.9 days).
The month with the least rainy days is June (6.6 days).

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

Average daylight in May / Average sunshine in May - Keawakapu, 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 0min

The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in May
Keawakapu, HI

Average sunshine days in May - Keawakapu, HI
  • Average sunshine days in May: 18.5 days

The month with the most sunshine days is June (19.9 days).
The month with the least sunshine days is March (15.2 days).

Average UV index in May
Keawakapu, HI

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

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

Average cloud cover in May
Keawakapu, HI

Average cloud cover in May - Keawakapu, HI
  • Average cloud cover in May: 25

The month with the most cloud cover is March (Cloud cover 30).
The months with the least cloud cover are June and September (Cloud cover 21).

Average visibility in May
Keawakapu, HI

Average visibility in May - Keawakapu, 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).

Keawakapu, Hawaii, USA

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