Wattala monthly weather averages

Average daytime temperature

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

Wattala average temperature chart (Celsius) Wattala average temperature chart (Fahrenheit)
Average monthly temperatures in Wattala (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 30.7 31.1 31.6 31.6 30.9 30.2 29.9 29.9 30.1 29.9 30 30.1
°F 87.2 88 88.8 88.9 87.6 86.3 85.8 85.9 86.1 85.7 86 86.1

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.

Wattala monthly rainfall chart (mm) Wattala monthly rainfall chart (inches)
Average monthly rainfall in Wattala (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 55 74 136 250 382 186 124 116 236 371 306 166
inches 2.2 2.9 5.4 9.8 15 7.3 4.9 4.6 9.3 14.6 12.1 6.5
Rainy days 5 5 9 14 14 15 11 11 14 16 15 10

Average annual rainfall in Wattala: 2489.634mm (980.2 inches)

Average daily sunshine

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

Wattala average daily sunshine chart
Average daily sunshine Wattala
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 8.4 9.1 9.2 8.1 6.8 6.6 6.6 6.8 6.5 6.7 7.3 7.3

Day / night temperatures

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

Wattala average minimum / maximum temperatures (Celsius) Wattala average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Wattala (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 22.1 22.5 23.5 24.4 25.4 25.3 25 25 24.6 23.8 23.1 22.6
Max °C 30.9 31.3 31.8 31.8 31.1 30.3 30 30.1 30.2 30 30.2 30.3
Min °F 71.8 72.5 74.2 75.9 77.6 77.5 77 76.9 76.3 74.8 73.5 72.6
Max °F 79.7 80.4 81.7 82.6 82.8 82 81.5 81.5 81.3 80.4 79.9 79.5

Sea temperature

The graph below shows the average sea temperature.

Wattala average sea temperature chart (Celsius) Wattala average sea temperature chart (Fahrenheit)
Average sea temperature around Wattala in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 27.6 28 28.9 29.7 29.2 28.1 27.3 27.2 27.6 28.1 28.5 28
°F 81.7 82.4 84.1 85.5 84.6 82.5 81.2 81 81.6 82.7 83.2 82.3

Wind speed

The graph below shows the average wind speed.

Wattala average winspeed by month (km/h) Wattala average winspeed by month (mph)
Average wind speed in Wattala (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 9 8 7 7 10 12 11 11 10 8 7 8
mph 6 5 5 4 6 7 7 7 7 5 4 5

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.

Wattala relative humidity averages
Average relative humidity in Wattala
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
73% 73% 76% 79% 81% 81% 80% 78% 79% 81% 81% 78%

Other monthly averages

UV index Best time to go?

Wattala weather stats

Wattala weather statistics
Hottest month: May 30.9°C 87.6°F
Driest month: January 55mm 2.2ins
Sunniest month: March 9.2hrs
Coldest month: December 30.1°C 86.2°F
Wettest month: May 382mm 15ins
Warmest sea: April 29.7°C 85.5°F
Map showing location of Wattala (6.9779, 79.8898) Wattala map pin © Google

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