| Year | Source of temperature data | ||
| NIMET (˚C) | Mean LST from satellite imagery (˚C) | Difference (˚C) | |
| 2009 | 34.6 | 31.26 | 3.34 |
| 2013 | 32.6 | 31.65 | 0.95 |
| 2015 | 32.7 | 32.26 | 0.44 |
| 2018 | 33.8 | 34.5 | −0.7 |