Napili-Honokowai (HI) monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Napili-Honokowai

Napili-Honokowai average temperature chart (Celsius) Napili-Honokowai average temperature chart (Fahrenheit)
Average monthly temperatures in Napili-Honokowai (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 24.4 24.4 24.5 25.1 26.2 27 27.3 27.8 27.8 27.3 26 25
°F 75.8 75.9 76.1 77.2 79.2 80.6 81.2 82 82.1 81.2 78.8 77

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.

Napili-Honokowai monthly rainfall chart (mm) Napili-Honokowai monthly rainfall chart (inches)
Average monthly rainfall in Napili-Honokowai (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 160 111 134 96 63 35 51 41 42 70 122 129
inches 6.3 4.4 5.3 3.8 2.5 1.4 2 1.6 1.7 2.7 4.8 5.1
Rainy days 12 11 12 12 9 7 9 8 8 10 12 12

Average annual rainfall in Napili-Honokowai: 919.2732mm (361.9 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Napili-Honokowai

Napili-Honokowai average daily sunshine chart
Average daily sunshine Napili-Honokowai
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.4 7.8 8.1 8.1 9 9.7 9.6 9.4 9.2 8.1 7.1 7

Day / night temperatures

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

Napili-Honokowai average minimum / maximum temperatures (Celsius) Napili-Honokowai average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Napili-Honokowai (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 15.8 15.7 16.1 16.9 17.6 18.4 19.1 19.3 18.9 18.7 17.8 16.5
Max °C 24.6 24.6 24.7 25.3 26.4 27.2 27.5 28 28 27.5 26.2 25.2
Min °F 60.4 60.3 61 62.4 63.7 65.2 66.3 66.7 66.1 65.7 64 61.7
Max °F 68.3 68.3 68.8 70 71.6 73.1 73.9 74.6 74.3 73.6 71.6 69.5

Sea temperature

The graph below shows the average sea temperature.

Napili-Honokowai average sea temperature chart (Celsius) Napili-Honokowai average sea temperature chart (Fahrenheit)
Average sea temperature around Napili-Honokowai in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 24.6 24.3 24.3 24.5 25 25.6 26 26.5 26.8 26.7 26.1 25.2
°F 76.3 75.8 75.8 76.1 77 78.1 78.8 79.7 80.3 80 78.9 77.4

Wind speed

The graph below shows the average wind speed.

Napili-Honokowai average winspeed by month (km/h) Napili-Honokowai average winspeed by month (mph)
Average wind speed in Napili-Honokowai (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 18 18 20 21 20 22 23 22 19 18 19 18
mph 11 11 12 13 13 14 15 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.

Napili-Honokowai relative humidity averages
Average relative humidity in Napili-Honokowai
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
76% 74% 72% 71% 70% 69% 70% 69% 70% 73% 74% 76%