MONTHLY CLIMATOLOGICAL SUMMARY for JUN. 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 64.9 76.5 1:00p 51.1 6:30a 4.3 4.1 0.00 0.1 9.0 10:30p SSE
2 61.9 73.6 3:00p 49.4 7:00a 5.5 2.4 0.00 0.0 8.0 5:00p WSW
3 65.5 80.2 3:30p 50.1 6:30a 5.0 5.4 0.00 0.0 6.0 3:00p NW
4 69.7 85.9 3:00p 53.1 6:30a 3.4 8.2 0.00 0.0 5.0 12:00p SSE
5 72.3 86.8 3:30p 56.4 6:30a 2.2 9.5 0.00 0.0 5.0 4:30p NW
6 71.7 84.2 3:00p 60.8 6:30a 0.6 7.3 0.16 0.1 15.0 6:30p SSW
7 74.6 86.5 3:30p 65.4 6:30a 0.0 9.6 0.06 0.1 7.0 10:30a NW
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
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68.7 86.8 5 49.4 2 21.0 46.5 0.22 0.0 15.0 6 NW
Max >= 90.0: 0
Max <= 32.0: 0
Min <= 32.0: 0
Min <= 0.0: 0
Max Rain: 0.16 ON 06/06/26
Days of Rain: 2 (>.01 in) 1 (>.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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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 82.0 55.2 68.7 -1.8 21 47 86.8 5 49.4 2 0 0 0 0
26 7
26 8
26 9
26 10
26 11
26 12
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57.4 37.6 47.4 1.0 3022 248 93.6 MAY 2.8 JAN 3 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 0.22 -3.62 0.16 6 2 1 0
26 7
26 8
26 9
26 10
26 11
26 12
---------------------------------------------
14.66 -7.94 1.88 MAR 47 32 3
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
26 8
26 9
26 10
26 11
26 12
---------------------------------
1.2 31.0 MAR NW
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