MONTHLY CLIMATOLOGICAL SUMMARY for JAN. 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 41.8 46.5 12:30p 36.0 12:00m 23.2 0.0 0.00 5.1 25.0 12:00p WNW
2 33.7 36.5 10:30a 28.5 9:00p 31.3 0.0 0.00 5.0 23.0 9:00a NW
3 30.6 39.1 2:00p 24.7 8:00a 34.4 0.0 0.00 3.1 19.0 8:00p NW
4 25.9 29.4 3:00p 21.7 12:00m 39.1 0.0 0.00 7.1 24.0 12:00p NW
5 25.2 30.4 3:30p 19.0 7:30a 39.8 0.0 0.00 2.5 14.0 11:30a WNW
6 25.0 28.0 12:30a 22.6 7:30a 40.0 0.0 0.06 1.3 12.0 11:00p NNW
7 25.8 32.9 2:30p 19.1 7:00a 39.2 0.0 0.20 7.4 19.0 12:30p NW
8 24.5 28.9 1:00p 19.4 12:00m 40.5 0.0 0.00 6.0 19.0 2:30p NW
9 22.9 29.6 3:00p 18.3 7:30a 42.1 0.0 0.00 7.2 18.0 12:00p NW
10 25.0 31.2 2:00p 17.4 8:30a 40.0 0.0 0.02 1.6 10.0 12:30a WNW
11 28.5 33.9 2:00p 24.4 9:30a 36.5 0.0 0.13 3.3 16.0 1:30p NW
12 31.0 41.2 2:30p 23.9 8:00a 34.0 0.0 0.00 0.9 10.0 12:30p NW
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14
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16
17
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19
20
21
22
23
24
25
26
27
28
29
30
31
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28.3 46.5 1 17.4 10 440.1 0.0 0.41 4.2 25.0 1 NW
Max >= 90.0: 0
Max <= 32.0: 6
Min <= 32.0: 11
Min <= 0.0: 0
Max Rain: 0.20 ON 01/07/25
Days of Rain: 4 (>.01 in) 2 (>.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 34.0 22.9 28.3 -3.2 440 0 46.5 1 17.4 10 0 6 11 0
25 2
25 3
25 4
25 5
25 6
25 7
25 8
25 9
25 10
25 11
25 12
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34.0 22.9 28.3 -3.2 440 0 46.5 JAN 17.4 JAN 0 6 11 0
PRECIPITATION (in)
DEP. MAX DAYS OF RAIN
FROM OBS. OVER
YR MO TOTAL NORM DAY DATE .01 .1 1
---------------------------------------------
25 1 0.41 -3.01 0.20 7 4 2 0
25 2
25 3
25 4
25 5
25 6
25 7
25 8
25 9
25 10
25 11
25 12
---------------------------------------------
0.41 -3.01 0.20 JAN 4 2 0
WIND SPEED (mph)
DOM
YR MO AVG. HI DATE DIR
---------------------------------
25 1 4.2 25.0 1 NW
25 2
25 3
25 4
25 5
25 6
25 7
25 8
25 9
25 10
25 11
25 12
---------------------------------
4.2 25.0 JAN NW
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