Kalutara monthly weather averages

Average daytime temperature

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

Kalutara average temperature chart (Celsius) Kalutara average temperature chart (Fahrenheit)
Average monthly temperatures in Kalutara (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 30.4 30.7 31.3 31.4 30.6 29.9 29.6 29.5 29.6 29.6 29.8 29.9
°F 86.8 87.3 88.3 88.5 87.1 85.9 85.2 85.2 85.3 85.2 85.6 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.

Kalutara monthly rainfall chart (mm) Kalutara monthly rainfall chart (inches)
Average monthly rainfall in Kalutara (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 73 91 142 258 388 235 180 161 270 377 309 175
inches 2.9 3.6 5.6 10.2 15.3 9.3 7.1 6.3 10.6 14.8 12.2 6.9
Rainy days 5 5 8 13 13 14 11 10 13 15 14 10

Average daily sunshine

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

Kalutara average daily sunshine chart
Average daily sunshine Kalutara
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 8.3 8.9 9.1 8 6.7 6.5 6.5 6.6 6.5 6.7 7.2 7.3

Day / night temperatures

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

Kalutara average minimum / maximum temperatures (Celsius) Kalutara average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Kalutara (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 22.2 22.5 23.6 24.5 25.3 25.2 24.7 24.8 24.5 23.7 23.1 22.7
Max °C 30.7 30.9 31.5 31.6 30.8 30.1 29.7 29.7 29.8 29.7 30 30.1
Min °F 71.9 72.5 74.4 76 77.5 77.3 76.5 76.6 76 74.7 73.5 72.9
Max °F 79.5 80.1 81.5 82.4 82.4 81.7 81 81 80.8 80.1 79.7 79.5

Sea temperature

The graph below shows the average sea temperature.

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

Kalutara average winspeed by month (km/h) Kalutara average winspeed by month (mph)
Average wind speed in Kalutara (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 10 9 8 8 11 13 12 12 12 9 8 9
mph 6 6 5 5 7 8 7 8 7 6 5 6

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.

Kalutara relative humidity averages
Average relative humidity in Kalutara
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
74% 74% 77% 80% 82% 81% 80% 79% 80% 81% 81% 79%

Other monthly averages

UV index Best time to go?

Kalutara weather stats

Kalutara weather statistics
Hottest month: April 31.4°C 88.5°F
Driest month: January 73mm 2.9ins
Sunniest month: March 9.1hrs
Coldest month: January 30.4°C 86.7°F
Wettest month: May 388mm 15.3ins
Warmest sea: April 29.7°C 85.5°F
Map showing location of Kalutara (6.5831, 79.9593)

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