Sunyani monthly weather averages

Average daytime temperature

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

Sunyani average temperature chart (Celsius) Sunyani average temperature chart (Fahrenheit)
Average monthly temperatures in Sunyani (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 32.5 34.3 33.6 32.6 31.6 30 28.2 28 28.9 30 31.1 30.8
°F 90.6 93.7 92.4 90.7 88.8 85.9 82.7 82.4 84 86 87.9 87.4

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.

Sunyani monthly rainfall chart (mm) Sunyani monthly rainfall chart (inches)
Average monthly rainfall in Sunyani (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 7 41 117 129 156 180 115 84 171 170 43 17
inches 0.3 1.6 4.6 5.1 6.1 7.1 4.5 3.3 6.7 6.7 1.7 0.7
Rainy days 4 6 12 13 15 19 16 14 22 21 8 4

Average annual rainfall in Sunyani: 1235.667mm (486.5 inches)

Average daily sunshine

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

Sunyani average daily sunshine chart
Average daily sunshine Sunyani
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 7.3 7.5 6.9 7.3 7.3 5.9 4.1 3.2 4.1 6.1 7.1 6.7

Day / night temperatures

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

Sunyani average minimum / maximum temperatures (Celsius) Sunyani average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Sunyani (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 19.6 21.8 22.6 22.8 22.4 21.9 21.5 21.3 21.4 21.4 21.5 19.8
Max °C 32.9 34.6 33.9 32.9 31.8 30.2 28.4 28.2 29.1 30.2 31.3 31.1
Min °F 67.2 71.2 72.6 73 72.3 71.3 70.6 70.3 70.4 70.5 70.7 67.6
Max °F 79.2 82.8 82.8 82 80.8 78.8 76.8 76.5 77.4 78.4 79.5 77.7

Sea temperature

The graph below shows the average sea temperature.

Sunyani average sea temperature chart (Celsius) Sunyani average sea temperature chart (Fahrenheit)
Average sea temperature around Sunyani in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 27.4 27.6 28 28.3 28.6 27.7 26.2 25.6 26.1 27.3 28.3 28
°F 81.4 81.7 82.4 83 83.5 81.8 79.2 78 79 81.2 82.9 82.5

Wind speed

The graph below shows the average wind speed.

Sunyani average winspeed by month (km/h) Sunyani average winspeed by month (mph)
Average wind speed in Sunyani (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 4 5 5 5 5 5 5 5 4 4 4 3
mph 2 3 3 3 3 3 3 3 3 2 2 2

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.

Sunyani relative humidity averages
Average relative humidity in Sunyani
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
58% 60% 68% 75% 79% 82% 83% 83% 83% 81% 77% 69%

Other monthly averages

UV index Best time to go?

Sunyani weather stats

Sunyani weather statistics
Hottest month: February 34.3°C 93.7°F
Driest month: January 7mm 0.3ins
Sunniest month: February 7.5hrs
Coldest month: August 28°C 82.4°F
Wettest month: June 180mm 7.1ins
Warmest sea: May 28.6°C 83.5°F
Map showing location of Sunyani (7.33991, -2.32676) Sunyani map pin © Google

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