Si Nakhon monthly weather averages

Average daytime temperature

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

Si Nakhon average temperature chart (Celsius) Si Nakhon average temperature chart (Fahrenheit)
Average monthly temperatures in Si Nakhon (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 31.5 34.3 36.5 38 35.6 33.4 32.9 32.5 32.5 32.4 31.6 30.7
°F 88.7 93.7 97.7 100.3 96.2 92.2 91.2 90.5 90.6 90.4 88.9 87.2

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.

Si Nakhon monthly rainfall chart (mm) Si Nakhon monthly rainfall chart (inches)
Average monthly rainfall in Si Nakhon (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 7 8 22 59 206 165 162 219 261 151 32 5
inches 0.3 0.3 0.9 2.3 8.1 6.5 6.4 8.6 10.3 6 1.3 0.2
Rainy days 1 2 3 6 15 16 17 20 18 13 4 1

Average annual rainfall in Si Nakhon: 1414.734mm (557 inches)

Average daily sunshine

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

Si Nakhon average daily sunshine chart
Average daily sunshine Si Nakhon
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 9.5 9.9 9.7 9.7 7.9 6 5.7 5.5 5.9 7.4 8.6 9.1

Day / night temperatures

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

Si Nakhon average minimum / maximum temperatures (Celsius) Si Nakhon average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Si Nakhon (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 17 19.2 22 24.5 25.1 24.8 24.5 24.3 24.1 23.2 20.7 17.4
Max °C 31.9 34.7 36.9 38.3 35.9 33.7 33.1 32.7 32.8 32.7 31.9 31
Min °F 62.5 66.5 71.5 76.1 77.2 76.6 76.1 75.7 75.3 73.7 69.3 63.3
Max °F 75.9 80.4 84.9 88.5 86.9 84.6 83.8 83.3 83.1 82.2 79.3 75.6

Sea temperature

The graph below shows the average sea temperature.

Si Nakhon average sea temperature chart (Celsius) Si Nakhon average sea temperature chart (Fahrenheit)
Average sea temperature around Si Nakhon in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 25.3 25.3 26.2 27.7 29.2 29.5 29.1 28.9 28.8 28.9 28.1 26.4
°F 77.6 77.5 79.2 81.9 84.5 85.1 84.4 84.1 83.9 84 82.6 79.6

Wind speed

The graph below shows the average wind speed.

Si Nakhon average winspeed by month (km/h) Si Nakhon average winspeed by month (mph)
Average wind speed in Si Nakhon (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 2 3 4 5 4 4 4 4 3 2 2 2
mph 1 2 2 3 2 2 2 2 2 1 1 1

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.

Si Nakhon relative humidity averages
Average relative humidity in Si Nakhon
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
67% 62% 58% 59% 72% 78% 78% 80% 82% 80% 76% 71%

Other monthly averages

UV index Best time to go?

Si Nakhon weather stats

Si Nakhon weather statistics
Hottest month: April 38°C 100.4°F
Driest month: December 5mm 0.2ins
Sunniest month: February 9.9hrs
Coldest month: December 30.7°C 87.3°F
Wettest month: September 261mm 10.3ins
Warmest sea: June 29.5°C 85.1°F
Map showing location of Si Nakhon (17.34908, 99.98563) Si Nakhon map pin © Google

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