MONTHLY CLIMATOLOGICAL SUMMARY FOR 9/2018
HEAT COOL
MEAN DEG DEG WIND SPEED DOM MEAN MEAN
DAY TEMP HIGH TIME LOW TIME DAYS DAYS RAIN AVG HI TIME DIR BAROM HUM
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1 75.4 81.7 3:12pm 71.1 12:00am 0 10 0.02 0 0 12:00am N1024.2 89
2 77.7 86.7 2:47pm 72.3 6:55am 0 13 0.01 0 0 12:00am N1023.9 84
3 79.7 90.4 3:00pm 72.6 6:33am 0 13 0.00 0 0 12:00am N1024.7 85
4 80.3 93.0 2:18pm 72.8 6:47am 0 15 0.00 0 0 12:00am N1024.1 82
5 80.2 91.9 2:02pm 72.1 6:31am 0 15 0.00 0 0 12:00am N1023.4 81
6 80.1 91.4 3:12pm 71.9 6:47am 0 15 0.00 0 0 12:00am N1021.2 81
7 75.7 85.2 12:52pm 70.5 11:05pm 0 11 1.46 0 0 12:00am N1019.9 86
8 67.2 72.6 6:41am 60.7 11:56pm 1 3 0.56 0 0 12:00am N1018.6 92
9 60.2 62.2 3:34pm 58.4 2:38am 5 0 1.86 0 25 11:53pm NW1019.3 93
10 65.4 71.2 7:32pm 60.5 12:00am 2 2 0.11 0 20 2:22am ESE1018.6 93
11 69.5 72.1 3:16pm 67.6 6:28am 0 4 0.02 0 9 12:16am SSE1020.1 93
12 73.1 80.6 3:11pm 68.1 2:26am 0 8 0.25 0 4 11:52am NNE1022.8 91
13 74.6 78.9 12:22pm 72.1 6:19am 0 9 0.08 0 7 10:42am W1022.9 91
14 72.7 74.7 4:25pm 71.1 7:57am 0 8 0.05 0 4 12:34am W1021.7 92
15 72.7 80.7 2:00pm 67.8 7:27am 0 8 0.01 0 0 12:00am N1022.0 91
16 71.2 79.4 2:46pm 65.9 4:46am 0 6 0.01 0 11 1:34pm S1022.5 95
17 73.8 76.3 1:39pm 70.3 1:44am 0 9 0.76 0 0 12:00am N1016.6 100
18 74.8 78.8 4:47pm 68.9 11:50pm 0 9 0.39 0 0 12:00am N1009.6 98
19 72.6 81.5 2:11pm 65.9 6:37am 0 8 0.01 0 0 12:00am N1014.2 91
20 65.9 68.8 12:00am 64.0 5:43am 0 0 0.00 0 0 12:00am N1018.9 100
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TOT 73.4 93.0 9/4/18 58.4 9/9/18 7 167 5.61 0 25 9/9/18 S1020.5 90
HEAT BASE: 65.0
COOL BASE: 65.0
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ANNUAL CLIMATOLOGICAL SUMMARY
NAME: 2018 CITY: Dayton STATE: Maryland
ELEV: 540 ft LAT: 39° 12' 00" N LONG: 77° 00' 00" 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
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18 1 41.5 23.4 32.3 0.8 1014 0 66.8 12 1.5 7 0 9 24 0
18 2 50.2 33.3 41.5 7.0 666 8 78.7 21 12.3 3 0 0 14 0
18 3 48.3 30.1 38.6 -4.4 821 3 72.1 29 22.9 11 0 0 24 0
18 4 61.9 40.6 50.3 -2.2 465 24 84.1 14 28.7 8 0 0 6 0
18 5 78.2 58.8 67.8 5.8 64 151 90.4 3 43.9 1 1 0 0 0
18 6 79.6 62.3 70.5 0.0 36 202 90.6 18 51.5 12 1 0 0 0
18 7 84.8 67.4 75.3 0.3 5 323 96.1 2 57.8 8 6 0 0 0
18 8 84.7 68.9 75.4 2.4 5 329 91.9 28 57.1 24 5 0 0 0
18 9 80.4 68.9 73.6 7.1 7 160 93.1 4 58.4 9 4 0 0 0
18 10
18 11
18 12
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67.3 49.7 57.8 1.9 3083 1199 96.1 JUL 1.5 JAN 17 9 68 0
PRECIPITATION (in)
DEP. MAX DAYS OF RAIN
FROM OBS. OVER
YR MO TOTAL NORM DAY DATE .01 .1 1
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18 1 1.47 -1.95 0.59 12 6 4 0
18 2 4.39 1.42 1.22 4 13 8 1
18 3 2.37 -1.78 0.82 20 7 5 0
18 4 3.27 -0.24 1.65 16 8 5 1
18 5 6.57 1.86 0.86 15 15 12 0
18 6 6.54 2.70 2.65 3 12 9 2
18 7 9.57 5.54 3.68 21 13 11 2
18 8 5.63 1.73 2.00 21 12 8 2
18 9 5.60 1.43 1.86 9 11 7 2
18 10
18 11
18 12
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45.41 10.71 3.68 JUL 97 69 10
WIND SPEED (mph)
DOM
YR MO AVG. HI DATE DIR
---------------------------------
18 1 1.5 20.0 4 WNW
18 2 0.6 18.0 2 S
18 3 2.0 26.0 2 NW
18 4 1.2 25.0 4 WNW
18 5 0.0 12.0 3 SE
18 6 0.0 16.0 5 WNW
18 7 0.0 15.0 16 SE
18 8 0.0 10.0 1 SSE
18 9 0.0 12.0 9 ESE
18 10
18 11
18 12
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0.6 26.0 MAR WNW
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