Hālawa (HI) monthly weather averages

Contents

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Hālawa

Hālawa average temperature chart (Celsius) Hālawa average temperature chart (Fahrenheit)
Average monthly temperatures in Hālawa (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 25.5 25.6 26 26.6 27.7 28.8 29.2 29.9 29.8 29 27.5 26.2
°F 77.9 78.1 78.8 79.9 81.9 83.8 84.6 85.8 85.6 84.2 81.4 79.1

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.

Hālawa monthly rainfall chart (mm) Hālawa monthly rainfall chart (inches)
Average monthly rainfall in Hālawa (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 239 223 291 251 228 158 239 225 166 218 279 260
inches 9.4 8.8 11.5 9.9 9 6.2 9.4 8.9 6.5 8.6 11 10.2
Rainy days 11 10 11 11 9 7 9 8 9 10 11 12

Average annual rainfall in Hālawa: 2639.4mm (1039.1 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Hālawa

Hālawa average daily sunshine chart
Average daily sunshine Hālawa
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.3 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.

Hālawa average minimum / maximum temperatures (Celsius) Hālawa average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Hālawa (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 21.8 22.2 21.9 21.2 20.2 18.5
Max °C 25.7 25.8 26.2 26.8 27.9 29 29.4 30.1 30 29.2 27.7 26.4
Min °F 63.9 63.7 65.1 66.6 68.2 69.9 71.2 71.9 71.3 70.2 68.3 65.2
Max °F 71.1 71.1 72.1 73.4 75.2 77 78.1 79 78.6 77.4 75 72.3

Sea temperature

The graph below shows the average sea temperature.

Hālawa average sea temperature chart (Celsius) Hālawa average sea temperature chart (Fahrenheit)
Average sea temperature around Hālawa 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.

Hālawa average winspeed by month (km/h) Hālawa average winspeed by month (mph)
Average wind speed in Hālawa (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 18 18
mph 11 11 12 13 12 14 14 13 12 11 11 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.

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

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Hālawa weather stats

Hālawa weather statistics
Hottest month: August 29.9°C 85.8°F
Driest month: June 158mm 6.2ins
Sunniest month: September 9.5hrs
Coldest month: January 25.5°C 77.9°F
Wettest month: March 291mm 11.5ins
Warmest sea: September 26.8°C 80.2°F
Map showing location of Hālawa (21.37944, -157.92167) Hālawa map pin © Google

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