‘Ewa Beach (HI) monthly weather averages

Contents

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at ‘Ewa Beach

‘Ewa Beach average temperature chart (Celsius) ‘Ewa Beach average temperature chart (Fahrenheit)
Average monthly temperatures in ‘Ewa Beach (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 25.5 25.6 26 26.5 27.6 28.7 29.2 29.8 29.7 28.9 27.4 26.1
°F 77.9 78 78.8 79.8 81.7 83.6 84.5 85.7 85.5 84 81.4 79

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

‘Ewa Beach monthly rainfall chart (mm) ‘Ewa Beach monthly rainfall chart (inches)
Average monthly rainfall in ‘Ewa Beach (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 206 176 217 179 156 109 159 150 113 163 210 201
inches 8.1 6.9 8.5 7.1 6.1 4.3 6.3 5.9 4.5 6.4 8.3 7.9
Rainy days 11 10 11 11 9 8 9 8 9 10 11 12

Average annual rainfall in ‘Ewa Beach: 1902.217mm (748.9 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in ‘Ewa Beach

‘Ewa Beach average daily sunshine chart
Average daily sunshine ‘Ewa Beach
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.2 7.9 8.5 8.5 9.3 9.8 10.1 10 9.5 8.2 7 6.8

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

‘Ewa Beach average minimum / maximum temperatures (Celsius) ‘Ewa Beach average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in ‘Ewa Beach (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 17.7 17.6 18.4 19.2 20.1 21.1 21.9 22.2 21.9 21.2 20.2 18.5
Max °C 25.7 25.8 26.2 26.7 27.8 28.9 29.4 30 29.9 29.1 27.6 26.3
Min °F 63.9 63.7 65.2 66.5 68.2 69.9 71.3 72 71.4 70.2 68.3 65.3
Max °F 71.1 71.1 72.1 73.3 75.1 76.9 78.1 79 78.6 77.3 75 72.3

Sea temperature

The graph below shows the average sea temperature.

‘Ewa Beach average sea temperature chart (Celsius) ‘Ewa Beach average sea temperature chart (Fahrenheit)
Average sea temperature around ‘Ewa Beach in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 24.5 24.1 24.2 24.4 25 25.8 26.2 26.6 27 26.8 26.1 25.1
°F 76 75.4 75.5 76 77.1 78.4 79.1 79.9 80.5 80.3 79 77.2

Wind speed

The graph below shows the average wind speed.

‘Ewa Beach average winspeed by month (km/h) ‘Ewa Beach average winspeed by month (mph)
Average wind speed in ‘Ewa Beach (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 17 18 20 21 20 22 23 21 19 18 19 18
mph 11 11 12 13 12 14 14 13 12 11 12 11

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

‘Ewa Beach relative humidity averages
Average relative humidity in ‘Ewa Beach
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
74% 72% 70% 68% 68% 66% 68% 67% 68% 70% 72% 73%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

‘Ewa Beach weather stats

‘Ewa Beach weather statistics
Hottest month: August 29.8°C 85.6°F
Driest month: June 109mm 4.3ins
Sunniest month: August 10hrs
Coldest month: January 25.5°C 77.9°F
Wettest month: March 217mm 8.5ins
Warmest sea: September 27°C 80.6°F
Map showing location of ‘Ewa Beach (21.31556, -158.00722) ‘Ewa Beach map pin © Google

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