The bar chart below shows the average monthly peak daytime temperatures at Tajumulco
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 18.1 | 19.1 | 20.5 | 22.4 | 22.9 | 21.3 | 20.6 | 20.8 | 20.3 | 19.7 | 19.7 | 18.9 |
| °F | 64.6 | 66.4 | 68.9 | 72.2 | 73.2 | 70.3 | 69.2 | 69.5 | 68.6 | 67.5 | 67.5 | 65.9 |
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.
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 | 0 | 1 | 4 | 30 | 99 | 174 | 107 | 128 | 164 | 82 | 9 | 0 |
| inches | 0 | 0 | 0.1 | 1.2 | 3.9 | 6.8 | 4.2 | 5 | 6.4 | 3.2 | 0.3 | 0 |
| Rainy days | 3 | 3 | 3 | 7 | 15 | 23 | 21 | 20 | 23 | 16 | 7 | 4 |
Average annual rainfall in Tajumulco: 718.166mm (282.7 inches)
The bar chart below shows the average daily sunshine hours in Tajumulco
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 8.7 | 8 | 8.9 | 8.9 | 7.3 | 6.7 | 6.7 | 6.4 | 5.6 | 6.5 | 6.5 | 5.9 |
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 | 3.3 | 3.9 | 5.6 | 8.1 | 10.2 | 11.1 | 10.1 | 9.7 | 10 | 8.8 | 7.2 | 4.6 |
| Max °C | 18.5 | 19.5 | 20.9 | 22.7 | 23.2 | 21.6 | 20.9 | 21.1 | 20.6 | 20 | 20.1 | 19.2 |
| Min °F | 37.9 | 39 | 42 | 46.6 | 50.4 | 51.9 | 50.2 | 49.5 | 50 | 47.8 | 44.9 | 40.3 |
| Max °F | 51.6 | 53.1 | 55.8 | 59.7 | 62.1 | 61.3 | 59.9 | 59.7 | 59.5 | 57.9 | 56.5 | 53.4 |
The graph below shows the average sea temperature.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 27.2 | 27.2 | 27.8 | 28.9 | 29.6 | 29.6 | 29.6 | 29.7 | 29.5 | 29 | 28.6 | 28 |
| °F | 81 | 81 | 82 | 84 | 85.2 | 85.3 | 85.3 | 85.5 | 85.1 | 84.3 | 83.5 | 82.4 |
The graph below shows the average wind speed.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 10 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 8 | 10 | 11 | 11 |
| mph | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 5 | 6 | 7 | 7 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 67% | 71% | 65% | 64% | 77% | 80% | 82% | 83% | 84% | 79% | 81% | 84% |
| Hottest month: | May | 22.9°C 73.2°F |
|---|---|---|
| Driest month: | January | 0mm 0ins |
| Sunniest month: | January | 8.7hrs |
| Coldest month: | January | 18.1°C 64.6°F |
| Wettest month: | June | 174mm 6.9ins |
| Warmest sea: | August | 29.7°C 85.5°F |