Ratchathewi monthly weather averages

Contents

Average daytime temperature

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

Ratchathewi average temperature chart (Celsius) Ratchathewi average temperature chart (Fahrenheit)
Average monthly temperatures in Ratchathewi (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 31.7 32.6 33.6 34.7 33.9 33.1 32.7 32.4 32.2 31.9 31.5 31.1
°F 89.1 90.7 92.5 94.5 93 91.5 90.8 90.3 90 89.4 88.7 87.9

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.

Ratchathewi monthly rainfall chart (mm) Ratchathewi monthly rainfall chart (inches)
Average monthly rainfall in Ratchathewi (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 8 21 31 68 182 160 167 208 292 199 49 11
inches 0.3 0.8 1.2 2.7 7.2 6.3 6.6 8.2 11.5 7.8 1.9 0.4
Rainy days 1 3 3 6 15 15 17 19 20 16 6 1

Average annual rainfall in Ratchathewi: 1508.333mm (593.8 inches)

Average daily sunshine

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

Ratchathewi average daily sunshine chart
Average daily sunshine Ratchathewi
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 9.2 9.1 9 8.8 7.1 6 5.8 5.5 5.5 6.7 8.2 8.9

Day / night temperatures

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

Ratchathewi average minimum / maximum temperatures (Celsius) Ratchathewi average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Ratchathewi (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 21 23.4 25 26.1 25.7 25.6 25.2 25.1 24.8 24.6 23.3 20.9
Max °C 32 32.9 33.9 35 34.1 33.3 32.9 32.6 32.4 32.1 31.7 31.3
Min °F 69.8 74 76.9 78.9 78.3 78 77.3 77.1 76.6 76.2 73.9 69.6
Max °F 79.7 82.6 84.9 86.9 85.8 84.9 84.2 83.8 83.5 82.9 81.5 79

Sea temperature

The graph below shows the average sea temperature.

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

Ratchathewi average winspeed by month (km/h) Ratchathewi average winspeed by month (mph)
Average wind speed in Ratchathewi (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 5 8 9 8 7 8 7 7 5 5 6 6
mph 3 5 6 5 5 5 5 5 3 3 4 4

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.

Ratchathewi relative humidity averages
Average relative humidity in Ratchathewi
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
70% 74% 74% 74% 77% 77% 78% 78% 81% 80% 75% 70%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Ratchathewi weather stats

Ratchathewi weather statistics
Hottest month: April 34.7°C 94.5°F
Driest month: January 8mm 0.3ins
Sunniest month: January 9.2hrs
Coldest month: December 31.1°C 88°F
Wettest month: September 292mm 11.5ins
Warmest sea: May 30.3°C 86.5°F
Map showing location of Ratchathewi (13.759, 100.53358) Ratchathewi map pin © Google

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