ANNUAL CLIMATOLOGICAL SUMMARY 2008
NAME: Charleston Middle School CITY: Charleston STATE: IL
ELEV: 682 LAT: 39¡ 30' 0" N LONG: 88¡ 6' 0" W
TEMPERATURE ¡F HEAT BASE 65.0 COOL BASE 65.0
| YR | MO | MEAN MAX | MEAN MIN | MEAN | DEP FROM NORM | HEAT DEG DAYS | COOL DEG DAYS | HI | HI DATE | LOW | LOW DATE | MAX >= 90 | MAX <= 32 | MIN <= 32 | MIN <= 0 |
| 8 | 1 | 62.6 | 8.2 | 29.0 | 0.0 | 1128.8 | 0.0 | 67.3 | 7.0 | -0.6 | 20.0 | 0.0 | 10.0 | 26.0 | 1.0 |
| 8 | 2 | 51.3 | 13.9 | 28.8 | 0.0 | 1054.6 | 0.0 | 61.8 | 4.0 | 7.0 | 11.0 | 0.0 | 10.0 | 26.0 | 0.0 |
| 8 | 3 | 58.2 | 21.9 | 41.2 | 0.0 | 736.8 | 0.0 | 72.3 | 2.0 | 14.3 | 8.0 | 0.0 | 3.0 | 16.0 | 0.0 |
| 8 | 4 | 71.4 | 37.5 | 53.5 | 0.0 | 356.3 | 14.1 | 83.4 | 23.0 | 27.6 | 2.0 | 0.0 | 0.0 | 4.0 | 0.0 |
| 8 | 5 | 70.2 | 52.7 | 59.9 | 0.0 | 135.6 | 9.6 | 84.5 | 6.0 | 38.0 | 10.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| 8 | 6 | 84.9 | 66.8 | 75.1 | 0.0 | 0.0 | 119.9 | 91.6 | 26.0 | 57.6 | 23.0 | 2.0 | 0.0 | 0.0 | 0.0 |
| 8 | 7 | 85.1 | 66.8 | 76.9 | 0.0 | 0.0 | 394.1 | 98.2 | 20.0 | 55.7 | 24.0 | 20.0 | 0.0 | 0.0 | 0.0 |
| 8 | 8 | 81.7 | 66.3 | 73.9 | 0.0 | 0.0 | 292.8 | 97.1 | 23.0 | 52.2 | 11.0 | 4.0 | 0.0 | 0.0 | 0.0 |
| 8 | 9 | 81.8 | 62.1 | 71.1 | 0.0 | 1.0 | 63.8 | 95.4 | 2.0 | 58.7 | 6.0 | 3.0 | 0.0 | 0.0 | 0.0 |
| 8 | 10 |
| 8 | 11 |
| 8 | 12 |
| AVG | | 71.9 | 44.0 | 56.6 | 0.0 | 3413.0 | 894.2 | 98.2 | JUL | -0.6 | JAN | 29.0 | 23.0 | 72.0 | 1.0 |
PRECIPITATION in| YR | MO | TOTAL | DEP FROM NORM | MAX OBS DAY | DATE | .01 | .1 | 1 |
| 8 | 1 | 1.84 | 0.0 | 1.4 | 8.0 | 5.0 | 2.0 | 1.0 |
| 8 | 2 | 4.3 | 0.0 | 2.11 | 5.0 | 11.0 | 8.0 | 1.0 |
| 8 | 3 | 5.4 | 0.0 | 1.2 | 31.0 | 12.0 | 9.0 | 1.0 |
| 8 | 4 | 1.83 | 0.0 | 0.8 | 10.0 | 9.0 | 4.0 | 0.0 |
| 8 | 5 | 3.26 | 0.0 | 1.0 | 11.0 | 11.0 | 8.0 | 0.0 |
| 8 | 6 | 0.75 | 0.0 | 0.65 | 27.0 | 3.0 | 1.0 | 0.0 |
| 8 | 7 | 8.13 | 0.0 | 1.72 | 12.0 | 14.0 | 11.0 | 4.0 |
| 8 | 8 | 0.56 | 0.0 | 0.41 | 5.0 | 3.0 | 1.0 | 0.0 |
| 8 | 9 | 1.08 | 0.0 | 0.98 | 4.0 | 2.0 | 1.0 | 0.0 |
| 8 | 10 | 0.0 | 0.0 | 0.0 | 1.0 | 0.0 | 0.0 | 0.0 |
| 8 | 11 | 0.0 | 0.0 | 0.0 | 1.0 | 0.0 | 0.0 | 0.0 |
| 8 | 12 | 0.0 | 0.0 | 0.0 | 1.0 | 0.0 | 0.0 | 0.0 |
| AVG | | 27.15 | 0.0 | 2.11 | FEB | 70.0 | 45.0 | 7.0 |
WIND SPEED MPH| YR | MO | AVG | HI | DATE | DOM DIR |
| 8 | 1 | 4.8 | 36.0 | 8.0 | NW |
| 8 | 2 | 4.5 | 43.0 | 17.0 | NW |
| 8 | 3 | 3.7 | 39.0 | 2.0 | N |
| 8 | 4 | 3.7 | 38.0 | 25.0 | SE |
| 8 | 5 | 1.8 | 36.0 | 11.0 | SSW |
| 8 | 6 | 0.3 | 35.0 | 27.0 | NW |
| 8 | 7 | 0.7 | 48.0 | 8.0 | SW |
| 8 | 8 | 0.8 | 19.0 | 5.0 | NE |
| 8 | 9 | 0.2 | 21.0 | 4.0 | NW |
| 8 | 10 | 0.0 | 0.0 | 0.0 | ------- |
| 8 | 11 | 0.0 | 0.0 | 0.0 | ------- |
| 8 | 12 | 0.0 | 0.0 | 0.0 | ------- |
| AVG | | 1.7 | 48.0 | JUL | NW |