May weather forecast
Maunawili, HI

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Weather in May

The last month of the spring, May, is also a moderately hot month in Maunawili, Hawaii, with an average temperature fluctuating between 77.7°F (25.4°C) and 74.1°F (23.4°C).

Temperature

Maunawili's weather in May displays an average high-temperature of a still moderately hot 77.7°F (25.4°C), showing minor disparity from April's 76.1°F (24.5°C). Maunawili maintains a consistent average nighttime low-temperature of 74.1°F (23.4°C) throughout May.

Humidity

The average relative humidity in May is 75%.

Rainfall

In May, the rain falls for 15.8 days. Throughout May, 0.98" (25mm) of precipitation is accumulated. Throughout the year, there are 169.9 rainfall days, and 13.15" (334mm) of precipitation is accumulated.

Daylight

The average length of the day in May is 13h and 10min.
On the first day of the month, sunrise is at 5:59 am and sunset at 6:56 pm. On the last day of May, sunrise is at 5:48 am and sunset at 7:09 pm HST.

Sunshine

In Maunawili, the average sunshine in May is 10.8h.

UV index

January through June, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 during May translates into the following directions:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Updated: Jul 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

During May, Maunawili experiences an average high-temperature of 77.7°F (25.4°C) and a low-temperature of 74.1°F (23.4°C).

What is the average humidity in May?

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

How many days does it rain in May?

In Maunawili, in May, during 15.8 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

How many hours of daylight does Maunawili have in May?

In May, the average day length is 13h and 10min.

When are sunrise and sunset in May?

On the first day of May, sunrise is at 5:59 am and sunset at 6:56 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 7:09 pm HST.

How many hours of sunshine does Maunawili have in May?

In May, the average sunshine duration is 10.8h.

When is the lowest UV index?

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

What is the UV index reading in May?

The average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes 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
Maunawili, HI

Average temperature in May - Maunawili, HI
  • Average high temperature in May: 77.7°F

The warmest month (with the highest average high temperature) is September (80.6°F).
The month with the lowest average high temperature is February (74.5°F).

  • Average low temperature in May: 74.1°F

The months with the highest average low temperature are September and October (77°F).
The coldest month (with the lowest average low temperature) is February (70.5°F).

Average pressure in May
Maunawili, HI

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

The month with the highest atmospheric pressure is April (30.06"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).

Average wind speed in May
Maunawili, HI

Average wind speed in May - Maunawili, HI
  • Average wind speed in May: 11.6mph

The windiest month (with the highest average wind speed) is July (14.1mph).
The calmest month (with the lowest average wind speed) is January (10.7mph).

Average humidity in May
Maunawili, HI

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

The months with the highest relative humidity are April, June, July, August and December (76%).
The months with the lowest relative humidity are January and November (74%).

Average rainfall in May
Maunawili, HI

Average rainfall in May - Maunawili, HI
  • Average rainfall in May: 0.98"

The wettest month (with the highest rainfall) is March (1.69").
The driest month (with the least rainfall) is July (0.55").

Average rainfall days in May
Maunawili, HI

Average rainfall days in May - Maunawili, HI
  • Average rainfall days in May: 15.8 days

The month with the highest number of rainy days is March (16.9 days).
The month with the least rainy days is June (11.3 days).

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

Average daylight in May / Average sunshine in May - Maunawili, 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: 10h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

Average sunshine days in May
Maunawili, HI

Average sunshine days in May - Maunawili, HI
  • Average sunshine days in May: 9.3 days

The month with the most sunshine days is June (13.6 days).
The months with the least sunshine days are March and November (6.6 days).

Average UV index in May
Maunawili, HI

Average UV index in May - Maunawili, 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
Maunawili, HI

Average cloud cover in May - Maunawili, HI
  • Average cloud cover in May: 29

The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is September (Cloud cover 27).

Average visibility in May
Maunawili, HI

Average visibility in May - Maunawili, 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).

Maunawili, Hawaii, USA

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