Ko Si Chang monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Ko Si Chang

Ko Si Chang average temperature chart (Celsius) Ko Si Chang average temperature chart (Fahrenheit)
Average monthly temperatures in Ko Si Chang (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 30.5 31.1 32.1 33.1 32.4 31.7 31.4 31.3 30.9 30.9 30.7 30.2
°F 86.9 87.9 89.7 91.6 90.4 89.1 88.4 88.3 87.7 87.6 87.2 86.3

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.

Ko Si Chang monthly rainfall chart (mm) Ko Si Chang monthly rainfall chart (inches)
Average monthly rainfall in Ko Si Chang (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 14 33 40 67 181 113 112 136 276 238 82 11
inches 0.6 1.3 1.6 2.7 7.1 4.4 4.4 5.4 10.9 9.4 3.2 0.5
Rainy days 1 3 3 6 14 12 13 15 18 17 7 1

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Ko Si Chang

Ko Si Chang average daily sunshine chart
Average daily sunshine Ko Si Chang
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 9.1 8.9 8.9 8.5 6.6 5.4 5.6 5.2 5.2 6.4 7.7 9

Day / night temperatures

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

Ko Si Chang average minimum / maximum temperatures (Celsius) Ko Si Chang average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Ko Si Chang (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 21.8 24 25.4 26.5 26.4 26.4 25.9 25.9 24.9 24.2 23.2 21.5
Max °C 30.7 31.2 32.2 33.3 32.6 31.9 31.5 31.4 31.1 31 30.8 30.4
Min °F 71.3 75.3 77.7 79.6 79.4 79.5 78.6 78.7 76.8 75.6 73.7 70.7
Max °F 79.3 81.7 83.8 85.8 85 84.4 83.7 83.6 82.4 81.7 80.6 78.7

Sea temperature

The graph below shows the average sea temperature.

Ko Si Chang average sea temperature chart (Celsius) Ko Si Chang average sea temperature chart (Fahrenheit)
Average sea temperature around Ko Si Chang in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 27.5 27.9 28.8 29.9 30.3 29.8 29.4 29.2 29 29.2 29 28
°F 81.5 82.2 83.9 85.8 86.5 85.7 84.9 84.5 84.2 84.5 84.1 82.4

Wind speed

The graph below shows the average wind speed.

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

Ko Si Chang relative humidity averages
Average relative humidity in Ko Si Chang
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
69% 75% 74% 74% 76% 75% 75% 76% 81% 81% 74% 67%

Other monthly averages

UV index Best time to go?

Ko Si Chang weather stats

Ko Si Chang weather statistics
Hottest month: April 33.1°C 91.6°F
Driest month: December 11mm 0.4ins
Sunniest month: December 9hrs
Coldest month: December 30.2°C 86.4°F
Wettest month: September 276mm 10.9ins
Warmest sea: May 30.3°C 86.5°F
Map showing location of Ko Si Chang (13.16388, 100.80547)

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