Lihue
Hawaii, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and Climate
Lihue, HI

  • The average high temperature in May: 27.3°C

Warmest months (with the highest average high temperature) are August and September (29.3°C).
The month with the lowest average high temperature is February (25.4°C).

  • The average low temperature in May: 21.3°C

The month with the highest average low temperature is August (23.7°C).
Coldest months (with the lowest average low temperature) are January and February (18.6°C).

  • The average humidity in May: 74.9%

The month with the highest relative humidity is November (76.8%).
The month with the lowest relative humidity is June (73.5%).

  • The average rainfall in May: 155mm

The wettest month (with the highest rainfall) is November (220mm).
The driest month (with the lowest rainfall) is June (108mm).

  • The average rainfall days in May: 14.2 days

The month with the highest number of rainy days is July (19.4 days).
The month with the lowest number of rainy days is February (12.1 days).

  • The average sea temperature in May: 25°C

Best months for swimming (with the highest average sea temperature) are August, September and October (27°C).
Coldest months (with the lowest average sea temperature) are January, February, March and April (24°C).

  • The average daylight in May: 13h

Months with the longest days are April, May, June, July and August (Average daylight: 13h).
Months with shortest days are January, February, November and December (Average daylight: 11h).

  • The average sunshine in May: 7.9h

The month with most sunshine is August (Average sunshine: 8.5h).
The month with least sunshine is December (Average sunshine: 5.2h).

  • The average UV index in May: 11

Months with the highest UV index are July and August (UV index 12).
The month with the lowest UV index is December (UV index 6).

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