Goroka monthly weather averages

Average daytime temperature

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

Goroka average temperature chart (Celsius) Goroka average temperature chart (Fahrenheit)
Average monthly temperatures in Goroka (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 28 27.6 27.4 27.3 26.5 26.3 25.8 26.1 26.8 27.6 28.2 28.1
°F 82.4 81.7 81.3 81.2 79.7 79.3 78.5 78.9 80.2 81.7 82.8 82.5

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.

Goroka monthly rainfall chart (mm) Goroka monthly rainfall chart (inches)
Average monthly rainfall in Goroka (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 241 263 282 217 168 93 83 96 149 186 200 259
inches 9.5 10.4 11.1 8.6 6.6 3.7 3.3 3.8 5.9 7.3 7.9 10.2
Rainy days 23 22 23 23 23 21 21 19 20 21 22 20

Average annual rainfall in Goroka: 2376.334mm (935.6 inches)

Average daily sunshine

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

Goroka average daily sunshine chart
Average daily sunshine Goroka
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.3 4.8 4.5 4.7 4.4 4.7 4.1 4.6 4.9 5.3 5.3 5

Day / night temperatures

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

Goroka average minimum / maximum temperatures (Celsius) Goroka average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Goroka (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 13.3 13.5 13.5 12.9 13.4 12.2 12.3 12.4 12.5 12.6 12.6 13
Max °C 28.4 28 27.8 27.7 26.8 26.6 26.2 26.4 27.2 28 28.6 28.5
Min °F 55.9 56.2 56.2 55.2 56.1 54 54.1 54.3 54.4 54.7 54.7 55.3
Max °F 69.4 69.3 69.1 68.5 68.2 66.9 66.6 66.9 67.6 68.5 69.1 69.3

Sea temperature

The graph below shows the average sea temperature.

Goroka average sea temperature chart (Celsius) Goroka average sea temperature chart (Fahrenheit)
Average sea temperature around Goroka in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 29.4 29.3 29.2 29.2 28.8 28.1 27.4 27 27.4 28.1 29 29.4
°F 84.8 84.7 84.6 84.6 83.8 82.5 81.3 80.7 81.3 82.6 84.2 84.9

Wind speed

The graph below shows the average wind speed.

Goroka average winspeed by month (km/h) Goroka average winspeed by month (mph)
Average wind speed in Goroka (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 12 12 12 13 14 14 15 14 15 14 13 11
mph 7 7 7 8 9 9 9 9 9 9 8 7

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.

Goroka relative humidity averages
Average relative humidity in Goroka
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
78% 79% 79% 79% 81% 81% 83% 80% 78% 76% 76% 77%

Other monthly averages

UV index Best time to go?

Goroka weather stats

Goroka weather statistics
Hottest month: January 28°C 82.4°F
Driest month: July 83mm 3.3ins
Sunniest month: October 5.3hrs
Coldest month: July 25.8°C 78.4°F
Wettest month: March 282mm 11.1ins
Warmest sea: December 29.4°C 84.9°F
Map showing location of Goroka (-6.08336, 145.38735) Goroka map pin © Google

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