The bar chart below shows the average monthly peak daytime temperatures at Sirindhorn
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 30.5 | 32.5 | 34.4 | 34.8 | 33.2 | 31.4 | 30.8 | 30.4 | 30.5 | 30.8 | 30.2 | 29.6 | 
| °F | 86.8 | 90.5 | 93.9 | 94.7 | 91.7 | 88.6 | 87.5 | 86.8 | 86.9 | 87.4 | 86.3 | 85.3 | 
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.
The graph below shows the average rainfall and number of rainy days per month.
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 2 | 10 | 26 | 80 | 213 | 350 | 329 | 434 | 296 | 112 | 32 | 5 | 
| inches | 0.1 | 0.4 | 1 | 3.2 | 8.4 | 13.8 | 13 | 17.1 | 11.6 | 4.4 | 1.3 | 0.2 | 
| Rainy days | 2 | 2 | 4 | 8 | 17 | 23 | 23 | 26 | 19 | 13 | 4 | 2 | 
Average annual rainfall in Sirindhorn: 2009.567mm (791.2 inches)
The bar chart below shows the average daily sunshine hours in Sirindhorn
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 9.8 | 9.5 | 9.3 | 8.2 | 7.6 | 5.6 | 5.7 | 5 | 5.8 | 7.2 | 8.4 | 9.1 | 
The graph below shows the daily range of temperatures for each month.
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min °C | 16.4 | 20.4 | 23.4 | 24.5 | 24.6 | 24 | 24 | 24 | 23.6 | 22.7 | 21.2 | 18.5 | 
| Max °C | 30.8 | 32.8 | 34.7 | 35.1 | 33.4 | 31.6 | 31 | 30.6 | 30.7 | 31 | 30.4 | 29.9 | 
| Min °F | 61.5 | 68.7 | 74 | 76.1 | 76.3 | 75.2 | 75.2 | 75.2 | 74.4 | 72.8 | 70.2 | 65.3 | 
| Max °F | 74.5 | 79.9 | 84.2 | 85.6 | 84.2 | 82 | 81.5 | 81.1 | 80.8 | 80.2 | 78.4 | 75.6 | 
The graph below shows the average sea temperature.
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 24.2 | 24 | 24.8 | 26.4 | 28.4 | 29.5 | 29.4 | 29.4 | 29.2 | 28.4 | 27.2 | 25.4 | 
| °F | 75.6 | 75.2 | 76.7 | 79.5 | 83.1 | 85 | 85 | 85 | 84.5 | 83.1 | 81 | 77.8 | 
The graph below shows the average wind speed.
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 8 | 8 | 9 | 8 | 8 | 8 | 8 | 8 | 6 | 8 | 10 | 9 | 
| mph | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 5 | 6 | 6 | 
A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.
The graph below shows the average relative humidity.
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | 
|---|---|---|---|---|---|---|---|---|---|---|---|
| 64% | 62% | 60% | 66% | 75% | 81% | 82% | 84% | 84% | 79% | 72% | 68% | 
| Hottest month: | April | 34.8°C 94.6°F | 
|---|---|---|
| Driest month: | January | 2mm 0.1ins | 
| Sunniest month: | January | 9.8hrs | 
| Coldest month: | January | 30.5°C 86.9°F | 
| Wettest month: | August | 434mm 17.1ins | 
| Warmest sea: | June | 29.5°C 85.1°F |