Hau‘ula (HI) monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Hau‘ula

Hau‘ula average temperature chart (Celsius) Hau‘ula average temperature chart (Fahrenheit)
Average monthly temperatures in Hau‘ula (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 25.1 25.1 25.4 26 27.1 28.1 28.6 29.2 29.1 28.3 27 25.8
°F 77.2 77.2 77.7 78.7 80.7 82.5 83.5 84.5 84.4 83 80.5 78.4

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.

Hau‘ula monthly rainfall chart (mm) Hau‘ula monthly rainfall chart (inches)
Average monthly rainfall in Hau‘ula (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 253 242 305 275 225 170 246 221 162 226 286 261
inches 10 9.5 12 10.8 8.8 6.7 9.7 8.7 6.4 8.9 11.2 10.3
Rainy days 11 10 11 11 9 8 10 8 9 11 12 12

Average annual rainfall in Hau‘ula: 2735.366mm (1076.9 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Hau‘ula

Hau‘ula average daily sunshine chart
Average daily sunshine Hau‘ula
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.2 7.8 8.4 8.4 9.2 9.7 10 9.9 9.5 8.1 6.9 6.7

Day / night temperatures

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

Hau‘ula average minimum / maximum temperatures (Celsius) Hau‘ula average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Hau‘ula (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 17.3 17.1 17.9 18.7 19.6 20.6 21.4 21.7 21.3 20.7 19.7 18.1
Max °C 25.3 25.3 25.6 26.2 27.3 28.3 28.8 29.4 29.3 28.5 27.2 26
Min °F 63.1 62.8 64.1 65.6 67.2 69 70.5 71 70.3 69.3 67.4 64.5
Max °F 70.3 70.2 71.1 72.3 74.1 75.9 77.2 77.9 77.5 76.3 74.1 71.6

Sea temperature

The graph below shows the average sea temperature.

Hau‘ula average sea temperature chart (Celsius) Hau‘ula average sea temperature chart (Fahrenheit)
Average sea temperature around Hau‘ula in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 24.4 24.1 24.1 24.3 24.9 25.6 26 26.5 26.8 26.7 26 25
°F 75.9 75.3 75.4 75.8 76.8 78.1 78.8 79.6 80.3 80 78.8 77

Wind speed

The graph below shows the average wind speed.

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

Hau‘ula relative humidity averages
Average relative humidity in Hau‘ula
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
74% 72% 70% 69% 68% 67% 68% 67% 69% 70% 72% 74%