ANNUAL CLIMATOLOGICAL SUMMARY NAME: Uwchlan CITY: Lionville STATE: PA ELEV: 437 ft LAT: 40° 02' 50" N LONG: 75° 41' 33" W TEMPERATURE (°F), HEAT BASE 65.0, COOL BASE 65.0 DEP. HEAT COOL MEAN MEAN FROM DEG DEG MAX MAX MIN MIN YR MO MAX MIN MEAN NORM DAYS DAYS HI DATE LOW DATE >=90 <=32 <=32 <=0 ------------------------------------------------------------------------------------ 09 1 32.8 18.4 26.0 0.0 1209 0 49.9 23 1.0 17 0 14 30 0 09 2 43.8 24.6 34.0 0.0 867 0 65.5 11 10.0 5 0 3 24 0 09 3 50.4 31.5 40.8 0.0 752 2 71.0 7 7.8 4 0 2 13 0 09 4 63.6 41.8 52.8 0.0 417 50 91.3 26 26.0 13 2 0 5 0 09 5 72.0 51.7 61.5 0.0 189 79 83.9 23 34.5 19 0 0 0 0 09 6 77.1 59.5 67.6 0.0 57 135 87.5 25 43.3 1 0 0 0 0 09 7 81.5 60.7 70.5 0.0 36 206 89.3 16 52.8 14 0 0 0 0 09 8 83.0 65.1 72.7 0.0 10 250 92.8 10 54.0 31 2 0 0 0 09 9 71.7 54.4 62.5 0.0 135 61 81.7 5 42.5 20 0 0 0 0 09 10 61.1 43.6 51.9 0.0 416 9 74.3 9 31.6 19 0 0 1 0 09 11 56.1 38.8 47.4 0.0 529 2 70.0 8 24.3 7 0 0 5 0 09 12 40.3 26.0 33.4 0.0 978 0 64.1 3 15.6 24 0 6 25 0 ------------------------------------------------------------------------------------ 61.2 43.1 51.8 0.0 5595 793 92.8 AUG 1.0 JAN 4 25 103 0 PRECIPITATION (in) DEP. MAX DAYS OF RAIN FROM OBS. OVER YR MO TOTAL NORM DAY DATE .01 .1 1 --------------------------------------------- 09 1 1.55 0.00 1.01 7 6 2 1 09 2 0.60 0.00 0.18 18 7 2 0 09 3 1.23 0.00 0.37 26 11 4 0 09 4 3.23 0.00 0.72 3 12 8 0 09 5 5.15 0.00 1.02 7 14 11 1 09 6 6.27 0.00 1.73 9 15 10 2 09 7 6.66 0.00 1.17 31 14 10 2 09 8 7.61 0.00 1.82 9 12 8 4 09 9 3.70 0.00 1.94 11 10 6 1 09 10 5.31 0.00 1.16 24 12 8 1 09 11 1.55 0.00 0.28 19 13 7 0 09 12 3.66 0.00 0.81 13 13 9 0 --------------------------------------------- 46.52 0.00 1.94 SEP 139 85 12 WIND SPEED (mph) DOM YR MO AVG. HI DATE DIR --------------------------------- 09 1 1.5 27.0 28 NW 09 2 1.8 34.0 12 NNW 09 3 1.4 30.0 30 NW 09 4 1.8 32.0 4 NW 09 5 0.5 26.0 10 NW 09 6 0.3 20.0 9 NW 09 7 0.2 13.0 3 NW 09 8 0.1 24.0 18 NW 09 9 0.2 14.0 28 ENE 09 10 0.6 25.0 7 NW 09 11 1.2 24.0 28 NW 09 12 1.7 30.0 29 NW --------------------------------- 0.9 34.0 FEB NW