MONTHLY CLIMATOLOGICAL SUMMARY for AUG. 2025
NAME: 2025 CITY: Dayton STATE: Maryland
ELEV: 570 ft LAT: 39° 14' 35" N LONG: 76° 59' 54" 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
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1 68.7 71.9 12:30a 65.0 12:00m 0.0 3.7 0.02 0.0 5.0 7:30a NW
2 68.3 77.8 3:30p 60.8 6:30a 1.0 4.2 0.00 0.0 9.0 1:00p S
3 68.8 79.7 3:30p 58.0 6:30a 1.8 5.5 0.00 0.0 6.0 2:00p N
4 70.8 83.1 3:30p 59.2 6:30a 1.4 7.1 0.00 0.0 6.0 1:00p WNW
5 71.6 80.3 2:30p 63.7 4:30a 0.2 6.8 0.00 0.0 2.0 2:00p ESE
6 71.0 74.9 3:30p 67.8 11:30p 0.0 6.0 0.00 0.0 4.0 1:00p SSW
7 70.4 78.8 3:30p 63.6 5:30a 0.2 5.6 0.00 0.0 7.0 1:00p SSE
8 69.3 78.4 3:30p 61.8 7:30a 0.5 4.8 0.00 0.0 6.0 1:00p WNW
9 69.4 81.7 3:30p 59.7 6:30a 1.2 5.6 0.00 0.0 9.0 1:00p E
10 69.9 84.2 4:00p 57.2 5:30a 2.1 7.0 0.00 0.0 4.0 12:30p S
11 73.0 83.6 1:30p 62.0 4:30a 0.5 8.5 0.00 0.0 5.0 11:00a S
12 77.8 88.0 3:30p 69.2 3:30a 0.0 12.8 0.00 0.0 4.0 11:30a NNW
13 77.1 83.3 12:30p 71.9 6:30a 0.0 12.1 0.00 0.0 2.0 2:30p SE
14 76.2 88.1 2:30p 70.1 6:30a 0.0 11.2 0.01 0.0 5.0 3:00p NW
15 78.3 88.6 2:30p 70.6 3:30a 0.0 13.3 0.00 0.0 5.0 11:00a SSW
16 78.2 87.4 4:00p 73.2 6:30a 0.0 13.2 0.00 0.0 5.0 10:30a ESE
17 78.1 91.2 3:30p 71.3 3:30a 0.0 13.1 0.01 0.0 7.0 7:00p SSW
18 69.7 72.4 12:30a 65.9 12:00m 0.0 4.7 0.02 0.0 5.0 1:00p NW
19 67.9 72.0 4:30p 65.3 4:00a 0.0 2.9 0.00 0.0 7.0 9:00p SW
20 69.9 75.8 5:00p 66.0 5:00a 0.0 4.9 0.09 0.0 4.0 10:30p SSW
21 66.5 70.9 12:30a 62.3 9:00a 0.4 1.9 0.01 0.0 7.0 2:00a N
22 70.5 81.3 4:00p 61.6 12:00m 0.2 5.7 0.00 0.0 4.0 2:00p SE
23 69.7 81.0 4:00p 58.6 5:30a 1.5 6.2 0.00 0.0 7.0 5:00p SSE
24 72.4 81.9 4:00p 65.9 6:30a 0.0 7.4 0.00 0.0 6.0 1:30p SSE
25 70.5 80.4 2:00p 60.4 12:00m 0.4 5.9 0.00 0.0 5.0 2:00p NW
26 65.1 75.9 2:30p 54.2 7:00a 3.2 3.4 0.00 0.0 5.0 2:30p NW
27 63.0 74.7 2:30p 53.0 7:30a 4.4 2.4 0.00 0.0 5.0 12:00p NW
28 63.5 77.0 3:30p 52.8 7:00a 4.6 3.1 0.00 0.0 4.0 1:30p E
29 65.8 77.5 3:30p 56.2 7:00a 2.6 3.5 0.00 0.0 7.0 11:00a NW
30
31
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70.7 91.2 17 52.8 28 26.2 192.5 0.16 0.0 9.0 2 SSE
Max >= 90.0: 1
Max <= 32.0: 0
Min <= 32.0: 0
Min <= 0.0: 0
Max Rain: 0.09 ON 08/20/25
Days of Rain: 3 (>.01 in) 0 (>.1 in) 0 (>1 in)
Heat Base: 65.0 Cool Base: 65.0 Method: Integration
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ANNUAL CLIMATOLOGICAL SUMMARY
NAME: 2025 CITY: Dayton STATE: Maryland
ELEV: 570 ft LAT: 39° 14' 35" N LONG: 76° 59' 54" 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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25 1 36.0 21.9 29.0 -2.5 1115 0 54.0 29 3.1 23 0 12 27 0
25 2 43.7 28.0 35.5 1.0 827 0 63.3 26 15.1 19 0 3 21 0
25 3 60.7 38.0 49.4 6.4 505 22 82.7 31 18.3 2 0 0 6 0
25 4 66.9 47.1 57.0 4.5 297 55 80.7 30 27.7 9 0 0 1 0
25 5 71.8 55.8 63.3 1.3 124 71 84.9 16 45.0 10 0 0 0 0
25 6 82.7 65.1 73.3 2.8 25 275 95.1 24 45.2 2 5 0 0 0
25 7 87.0 70.7 77.8 2.8 1 397 92.6 25 62.2 5 5 0 0 0
25 8 80.1 63.0 70.7 -2.3 26 192 91.2 17 52.8 28 1 0 0 0
25 9
25 10
25 11
25 12
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66.2 48.8 57.1 1.8 2919 1013 95.1 JUN 3.1 JAN 11 15 55 0
PRECIPITATION (in)
DEP. MAX DAYS OF RAIN
FROM OBS. OVER
YR MO TOTAL NORM DAY DATE .01 .1 1
---------------------------------------------
25 1 0.60 -2.82 0.20 7 6 3 0
25 2 1.88 -1.09 0.58 12 7 4 0
25 3 2.08 -2.07 0.74 5 5 4 0
25 4 1.44 -2.07 0.40 26 9 5 0
25 5 8.37 3.66 1.30 28 16 14 2
25 6 4.89 1.05 2.22 18 11 7 1
25 7 9.70 5.67 2.66 1 11 9 3
25 8 0.16 -3.74 0.09 20 3 0 0
25 9
25 10
25 11
25 12
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29.12 -1.41 2.66 JUL 68 46 6
WIND SPEED (mph)
DOM
YR MO AVG. HI DATE DIR
---------------------------------
25 1 2.7 25.0 1 NW
25 2 2.2 33.0 16 NW
25 3 2.5 29.0 16 NW
25 4 1.2 23.0 15 NW
25 5 0.1 16.0 16 NW
25 6 0.0 10.0 19 NW
25 7 0.0 18.0 1 SSE
25 8 0.0 9.0 2 SSE
25 9
25 10
25 11
25 12
---------------------------------
1.1 33.0 FEB NW
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