The table below shows the minimum, maximum and average % Relative Humidity over the year in Tirunelveli.
| Parameter | Relative Humidity, % | Minimum | Maximum | Average | Stantard Deviation |
|---|---|---|---|---|
| January | 45.2 | 94.0 | 71.7 | ± 13.9 |
| February | 37.6 | 95.1 | 67.4 | ± 16.3 |
| March | 33.2 | 97.3 | 73.5 | ± 16.6 |
| April | 44.1 | 95.5 | 76.5 | ± 13.2 |
| May | 52.2 | 97.7 | 87.0 | ± 8.3 |
| June | 66.3 | 94.4 | 86.9 | ± 6.0 |
| July | 53.2 | 94.9 | 79.3 | ± 10.0 |
| August | 49.4 | 96.3 | 77.6 | ± 10.4 |
| September | 41.2 | 96.6 | 75.8 | ± 14.1 |
| October | 53.8 | 97.5 | 87.4 | ± 9.1 |
| November | 58.0 | 98.2 | 87.0 | ± 8.7 |
| December | 54.2 | 96.6 | 81.6 | ± 11.5 |
The graph below shows the minimum, maximum and average % Relative Humidity by month in Tirunelveli.
The graph below shows the diurnal variation (day and night) % Relative Humidity by month in Tirunelveli.