The bar chart below shows the average monthly peak daytime temperatures at Phanom Thuan
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 31.8 | 34.2 | 36.3 | 37.2 | 35.2 | 33.7 | 33.3 | 33.1 | 32.5 | 31.6 | 30.5 | 30.4 | 
| °F | 89.3 | 93.6 | 97.3 | 98.9 | 95.3 | 92.6 | 91.9 | 91.6 | 90.5 | 88.9 | 87 | 86.7 | 
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 | 6 | 15 | 27 | 70 | 160 | 87 | 96 | 111 | 245 | 206 | 61 | 9 | 
| inches | 0.2 | 0.6 | 1.1 | 2.8 | 6.3 | 3.4 | 3.8 | 4.4 | 9.7 | 8.1 | 2.4 | 0.4 | 
| Rainy days | 1 | 2 | 2 | 6 | 14 | 14 | 16 | 17 | 19 | 15 | 6 | 1 | 
Average annual rainfall in Phanom Thuan: 1206.633mm (475.1 inches)
The bar chart below shows the average daily sunshine hours in Phanom Thuan
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 9.3 | 9.5 | 9.3 | 9.1 | 7.2 | 5.9 | 5.8 | 5.5 | 5.6 | 6.7 | 8 | 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 | 18.9 | 21.5 | 23.6 | 25.4 | 25.4 | 25.1 | 24.7 | 24.7 | 24.3 | 23.8 | 21.9 | 19 | 
| Max °C | 32.2 | 34.6 | 36.6 | 37.5 | 35.4 | 33.9 | 33.5 | 33.3 | 32.7 | 31.8 | 30.8 | 30.7 | 
| Min °F | 65.9 | 70.6 | 74.5 | 77.6 | 77.7 | 77.2 | 76.5 | 76.5 | 75.7 | 74.8 | 71.3 | 66.1 | 
| Max °F | 77.9 | 82.4 | 86.2 | 88.5 | 86.7 | 85.1 | 84.4 | 84.2 | 83.3 | 82 | 79.3 | 76.6 | 
The graph below shows the average sea temperature.
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 27.1 | 27.5 | 28.5 | 29.6 | 30 | 29.5 | 28.9 | 28.7 | 28.6 | 29 | 28.8 | 27.8 | 
| °F | 80.7 | 81.5 | 83.4 | 85.3 | 86 | 85 | 84 | 83.6 | 83.5 | 84.2 | 83.9 | 82 | 
The graph below shows the average wind speed.
		
		| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 5 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 5 | 5 | 6 | 5 | 
| mph | 3 | 4 | 5 | 5 | 4 | 4 | 4 | 4 | 3 | 3 | 4 | 3 | 
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 | 
|---|---|---|---|---|---|---|---|---|---|---|---|
| 66% | 64% | 62% | 63% | 71% | 72% | 73% | 74% | 78% | 80% | 75% | 68% | 
| Hottest month: | April | 37.2°C 99°F | 
|---|---|---|
| Driest month: | January | 6mm 0.2ins | 
| Sunniest month: | January | 9.3hrs | 
| Coldest month: | December | 30.4°C 86.7°F | 
| Wettest month: | September | 245mm 9.6ins | 
| Warmest sea: | May | 30°C 86°F |