Table 1.
Meteorological factors and occurrence of dengue cases stratified by month
| Month | No. of casesa | Temperatureb (°C)±SD | Rainfallb (mm)±SD | Humidityb (%)±SD |
|---|---|---|---|---|
| Jan | 8 | 15.0±1.5 | 38.5±31.9 | 86.2±5.1 |
| Feb | 14 | 17.1±2.8 | 19.3±9.4 | 91.0±2.8 |
| Mar | 6 | 19.3±1.8 | 45.2±29.8 | 91.0±1.3 |
| Apr | 36 | 23.1±0.8 | 95.1±56.4 | 91.4±2.1 |
| May | 11 | 26.4±1.03 | 217.5±117.1 | 89.2±1.2 |
| Jun | 3 | 28.6±0.8 | 202.1±85.0 | 87.0±3.4 |
| Jul | 10 | 28.7±0.5 | 209.4±51.3 | 87.4±1.5 |
| Aug | 25 | 27.9±0.6 | 358.4±149.0 | 90.2±2.1 |
| Sep | 92 | 27.1±0.5 | 296.9±80.5 | 88.8±2.5 |
| Oct | 135 | 25.3±1.1 | 83.1±54.2 | 84.6±3.5 |
| Nov | 115 | 22.0±1.2 | 37.2±22.1 | 80.4±5.4 |
| Dec | 52 | 18.5±1.0 | 21.6±10.8 | 82.8±2.8 |
| Total | 507 | 23.2±4.8 | 137±133 | 87.5±4.5 |
a
Data are total number of cases tallied from 2008 to 2012.
b
Data are averages of 5 years (2008–2012).