MONTHLY CLIMATOLOGICAL SUMMARY for JUL. 2026
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 82.6 94.2 3:30p 70.1 5:30a 0.0 17.6 0.00 0.0 3.0 8:30a S
2 85.8 96.0 3:30p 74.8 6:30a 0.0 20.8 0.00 0.0 6.0 11:00a SSE
3 85.9 96.4 3:00p 75.1 6:30a 0.0 20.9 0.00 0.0 1.0 2:00p W
4 82.8 97.2 3:30p 71.2 8:00p 0.0 17.8 0.38 0.1 23.0 7:00p NW
5 76.9 91.4 3:30p 68.7 7:30p 0.0 11.9 3.56 0.2 18.0 6:30p W
6 75.2 82.3 4:00p 70.8 1:00a 0.0 10.2 1.03 0.0 4.0 12:30p NW
7 73.9 79.9 5:00p 69.4 9:30a 0.0 8.9 0.57 0.0 3.0 8:30p SE
8 73.5 79.8 4:00p 68.9 7:00a 0.0 8.5 0.35 0.0 5.0 11:00a SE
9 74.7 83.9 2:30p 71.0 12:00m 0.0 9.7 0.14 0.0 3.0 1:00p W
10 75.2 83.4 11:30a 68.3 5:30a 0.0 10.2 0.00 0.0 3.0 10:30a NW
11 75.8 83.9 1:30p 67.9 6:30a 0.0 10.8 0.02 0.0 4.0 2:00p WNW
12 75.2 81.9 4:00p 68.5 12:00m 0.0 10.2 0.00 0.0 8.0 3:00p SE
13 73.7 84.1 3:30p 63.6 6:00a 0.1 8.8 0.00 0.0 5.0 1:00p S
14 76.2 87.5 3:00p 64.3 6:30a 0.0 11.2 0.00 0.0 0.0 --- ---
15 80.6 90.8 3:00p 69.4 7:00a 0.0 15.6 0.00 0.0 4.0 3:30p NW
16 83.0 91.3 4:00p 75.1 6:30a 0.0 18.0 0.00 0.0 3.0 7:30a WNW
17 76.4 84.2 4:00p 67.6 7:00a 0.0 11.4 0.00 0.0 1.0 12:30a ESE
18 75.0 89.9 2:30p 70.3 3:00a 0.0 10.0 0.89 0.0 12.0 3:30p W
19 74.7 82.9 3:00p 67.2 12:00m 0.0 9.7 0.00 0.0 6.0 1:00p NW
20 72.6 81.9 3:30p 60.7 6:30a 0.6 8.2 0.00 0.0 6.0 1:30p S
21 76.3 84.6 2:30p 69.9 11:00p 0.0 11.3 3.24 0.0 10.0 6:00p S
22 75.5 85.0 3:30p 68.4 3:30a 0.0 10.5 0.00 0.0 7.0 1:30p NW
23 69.6 78.6 3:30p 59.4 7:00a 0.8 5.5 0.00 0.0 6.0 12:30a NW
24 68.6 78.6 1:00p 57.6 5:30a 1.9 5.4 0.00 0.0 5.0 2:00p SSE
25 71.3 79.6 3:30p 65.5 7:00a 0.0 6.3 0.00 0.0 5.0 11:30a SSE
26
27
28
29
30
31
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76.4 97.2 4 57.6 24 3.4 289.4 10.18 0.0 23.0 4 NW
Max >= 90.0: 7
Max <= 32.0: 0
Min <= 32.0: 0
Min <= 0.0: 0
Max Rain: 3.56 ON 07/05/26
Days of Rain: 9 (>.01 in) 8 (>.1 in) 3 (>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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26 1 37.5 21.3 29.5 -2.0 1102 0 58.4 7 2.8 31 0 9 25 0
26 2 40.9 25.2 32.6 -1.9 907 0 63.1 28 6.1 9 0 6 18 0
26 3 60.5 38.1 49.2 6.2 522 33 82.1 11 22.0 18 0 0 9 0
26 4 69.7 46.8 58.2 5.7 281 76 88.1 16 28.4 8 0 0 3 0
26 5 71.7 51.9 61.9 -0.1 189 92 93.6 19 37.6 1 3 0 0 0
26 6 81.7 61.7 71.8 1.3 33 236 91.8 12 49.4 2 2 0 0 0
26 7 86.0 68.1 76.4 1.4 3 289 97.2 4 57.6 24 7 0 0 0
26 8
26 9
26 10
26 11
26 12
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63.6 44.3 53.8 1.5 3038 727 97.2 JUL 2.8 JAN 12 15 55 0
PRECIPITATION (in)
DEP. MAX DAYS OF RAIN
FROM OBS. OVER
YR MO TOTAL NORM DAY DATE .01 .1 1
---------------------------------------------
26 1 1.15 -2.27 0.88 10 5 2 0
26 2 2.11 -0.86 0.45 15 8 7 0
26 3 3.81 -0.34 1.88 16 12 6 1
26 4 2.02 -1.49 0.64 29 8 6 0
26 5 5.35 0.64 1.51 23 12 10 2
26 6 2.64 -1.20 0.95 10 10 6 0
26 7 10.18 6.15 3.56 5 9 8 3
26 8
26 9
26 10
26 11
26 12
---------------------------------------------
27.26 0.63 3.56 JUL 64 45 6
WIND SPEED (mph)
DOM
YR MO AVG. HI DATE DIR
---------------------------------
26 1 1.8 24.0 11 NW
26 2 1.8 27.0 7 NW
26 3 1.8 31.0 11 SSW
26 4 0.9 19.0 7 NW
26 5 0.2 15.0 20 NW
26 6 0.0 15.0 6 NW
26 7 0.0 23.0 4 NW
26 8
26 9
26 10
26 11
26 12
---------------------------------
0.9 31.0 MAR NW
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