MONTHLY CLIMATOLOGICAL SUMMARY for JAN. 2012 NAME: Douglas Park CITY: Arlington STATE: Virginia ELEV: 53 m LAT: 38° 51' 01" N LONG: 77° 05' 39" W TEMPERATURE (°F), RAIN (in), WIND SPEED (mph) HEAT COOL AVG MEAN DEG DEG WIND DOM DAY TEMP HIGH TIME LOW TIME DAYS DAYS RAIN SPEED HIGH TIME DIR ------------------------------------------------------------------------------------ 1 48.2 58.5 15:45 37.6 8:00 16.8 0.0 0.01 2.8 23.0 23:15 SSW 2 36.9 46.6 0:15 29.7 00:00 28.1 0.0 0.00 5.9 31.0 2:45 W 3 25.9 29.8 0:15 18.8 00:00 39.1 0.0 0.00 5.8 39.0 14:15 WNW 4 23.6 32.4 22:45 14.1 5:15 41.4 0.0 0.00 0.9 20.0 0:45 SSW 5 37.4 46.4 16:00 29.4 2:30 27.6 0.0 0.00 1.4 18.0 11:45 W 6 47.8 62.0 16:00 33.5 2:45 17.2 0.0 0.00 1.4 15.0 13:45 SSW 7 52.2 65.5 14:15 38.7 8:00 12.8 0.0 0.00 1.3 21.0 13:45 SW 8 43.6 48.6 13:00 35.9 00:00 21.4 0.0 0.00 1.4 14.0 10:45 WNW 9 34.0 38.0 11:00 31.7 17:30 31.0 0.0 0.17 0.0 9.0 0:15 ENE 10 39.3 51.4 15:30 29.5 7:30 25.7 0.0 0.00 1.4 16.0 14:00 WSW 11 39.0 46.4 00:00 31.2 6:15 26.0 0.0 0.81 1.2 15.0 23:00 ENE 12 49.3 58.0 16:00 40.7 7:45 15.7 0.0 0.39 2.0 18.0 6:15 SSW 13 36.5 51.6 0:15 27.2 00:00 28.5 0.0 0.02 6.2 43.0 4:00 WSW 14 29.4 35.9 14:15 24.8 8:15 35.6 0.0 0.00 2.1 19.0 13:00 W 15 27.6 32.8 13:15 23.5 8:00 37.4 0.0 0.00 1.7 16.0 1:45 WNW 16 31.1 39.4 15:45 21.2 7:45 33.9 0.0 0.04 2.4 21.0 13:00 SSW 17 48.6 58.1 16:30 37.5 1:30 16.4 0.0 0.27 4.9 25.0 15:00 SW 18 38.4 56.2 0:15 26.6 00:00 26.6 0.0 0.00 6.1 44.0 4:45 WNW 19 31.1 38.3 22:45 22.1 6:45 33.9 0.0 0.00 1.9 20.0 15:15 SSW 20 32.6 37.7 0:15 27.0 00:00 32.4 0.0 0.06 0.6 16.0 6:00 WNW 21 28.9 30.6 15:45 26.4 0:45 36.1 0.0 0.25 0.2 11.0 17:00 NNE 22 28.8 29.8 23:45 27.7 7:30 36.2 0.0 0.00 0.4 11.0 9:00 ENE 23 34.1 41.7 00:00 29.8 0:15 30.9 0.0 0.05 1.0 19.0 22:15 SSW 24 46.5 55.7 15:45 41.0 8:15 18.5 0.0 0.00 0.6 12.0 0:45 W 25 42.0 48.7 16:00 34.9 8:00 23.0 0.0 0.00 0.4 13.0 4:30 WNW 26 46.9 54.9 00:00 39.6 2:15 18.1 0.0 0.01 0.3 12.0 00:00 ENE 27 54.1 62.3 12:45 41.3 00:00 10.9 0.0 0.35 5.6 40.0 14:45 SSW 28 42.9 53.5 16:15 31.9 8:00 22.1 0.0 0.00 3.0 28.0 19:30 SSW 29 39.5 47.3 15:30 30.4 7:45 25.5 0.0 0.00 2.8 38.0 23:00 SW 30 38.4 46.1 15:45 31.2 7:45 26.6 0.0 0.00 3.0 24.0 0:30 W 31 51.7 64.3 15:45 40.1 6:30 13.3 0.0 0.00 2.6 19.0 14:15 SSW ------------------------------------------------------------------------------------- 38.9 65.5 7 14.1 4 808.7 0.0 2.43 2.3 44.0 18 SSW Max >= 90.0: 0 Max <= 32.0: 3 Min <= 32.0: 20 Min <= 0.0: 0 Max Rain: 0.81 ON 12-01-11 Days of Rain: 10 (>.01 in) 6 (>.1 in) 0 (>1 in) Heat Base: 65.0 Cool Base: 65.0 Method: Integration