Rabaul monthly weather averages

Average daytime temperature

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

Rabaul average temperature chart (Celsius) Rabaul average temperature chart (Fahrenheit)
Average monthly temperatures in Rabaul (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 29.9 29.8 29.7 29.8 28.7 29.6 29.5 29.6 30.3 30.3 30.2 29.9
°F 85.8 85.6 85.5 85.7 83.7 85.3 85.1 85.3 86.5 86.6 86.4 85.9

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.

Rabaul monthly rainfall chart (mm) Rabaul monthly rainfall chart (inches)
Average monthly rainfall in Rabaul (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 303 294 345 246 157 161 196 196 164 170 178 304
inches 11.9 11.6 13.6 9.7 6.2 6.3 7.7 7.7 6.4 6.7 7 12
Rainy days 22 21 22 22 21 19 20 19 19 21 21 21

Average daily sunshine

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

Rabaul average daily sunshine chart
Average daily sunshine Rabaul
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.2 5.6 6 6 5.9 6 5.6 6.6 6.4 6.2 5.8 5.4

Day / night temperatures

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

Rabaul average minimum / maximum temperatures (Celsius) Rabaul average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Rabaul (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 23 23.1 23.1 23.1 24.6 23.5 23 23.2 23.2 23.4 23.1 22.9
Max °C 30 30 29.9 30 28.8 29.8 29.7 29.8 30.4 30.5 30.4 30.1
Min °F 73.4 73.6 73.6 73.6 76.4 74.2 73.4 73.8 73.7 74.1 73.6 73.2
Max °F 79.8 79.8 79.7 79.8 80.1 79.9 79.4 79.7 80.2 80.5 80.2 79.7

Sea temperature

The graph below shows the average sea temperature.

Rabaul average sea temperature chart (Celsius) Rabaul average sea temperature chart (Fahrenheit)
Average sea temperature around Rabaul in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 29.9 29.8 29.8 29.9 29.8 29.6 29.1 28.9 29.1 29.5 29.9 30
°F 85.9 85.7 85.6 85.8 85.7 85.3 84.4 83.9 84.4 85.1 85.8 86.1

Wind speed

The graph below shows the average wind speed.

Rabaul average winspeed by month (km/h) Rabaul average winspeed by month (mph)
Average wind speed in Rabaul (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 8 7 7 8 8 8 9 10 10 9 8 7
mph 5 5 5 5 5 5 6 6 6 6 5 4

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.

Rabaul relative humidity averages
Average relative humidity in Rabaul
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
80% 82% 82% 82% 83% 82% 83% 81% 80% 80% 80% 80%

Other monthly averages

UV index Best time to go?

Rabaul weather stats

Rabaul weather statistics
Hottest month: October 30.3°C 86.5°F
Driest month: May 157mm 6.2ins
Sunniest month: August 6.6hrs
Coldest month: July 29.5°C 85.1°F
Wettest month: March 345mm 13.6ins
Warmest sea: December 30°C 86°F
Map showing location of Rabaul (-4.19671, 152.17215)

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