Dayton, Maryland Weather

23rd Year of Service to the Local Community
Lat 39.24°N, Long 76.99°W, Elev 540ft (168m)

2021 Weather Summary


Month (as of 11:59:59PM)



Year-to-Date


      
	                     MONTHLY CLIMATOLOGICAL SUMMARY for JAN. 2021

NAME: 2021   CITY: Dayton   STATE: MD 
ELEV:   540 ft  LAT: 39 14' 34"  LONG: 76 59' 54"

                   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
------------------------------------------------------------------------------------
 1  33.6  37.1  11:00p  28.8   6:30a  31.4   0.0  1.19   0.5  10.0  10:00p     N
 2  43.3  53.5   2:00p  35.6   1:00a  21.7   0.0  0.01   2.3  15.0  12:30p   WNW
 3  37.4  39.3  12:30a  34.6  12:00m  27.6   0.0  0.24   0.8   6.0   3:00p    NW
 4  37.5  44.1  12:30p  30.4   6:30a  27.5   0.0  0.00   0.5   8.0  12:00p    NW
 5  37.8  40.4   2:00p  36.6   8:00a  27.2   0.0  0.03   0.2   4.0   2:00p   NNW
 6  37.9  40.4   2:00p  36.6  12:30a  27.1   0.0  0.00   3.3  13.0   4:00p    NW
 7  36.5  45.0   2:30p  30.6  12:00m  28.5   0.0  0.00   3.0  11.0   1:00a    NW
 8  31.9  35.5   4:00p  29.2   8:00a  33.1   0.0  0.00   1.4   7.0  12:00m   NNW
 9  35.1  44.0   2:30p  27.9   7:00a  29.9   0.0  0.00   5.0  13.0  10:30a    NW
10  35.9  47.2   2:30p  27.8   8:30a  29.1   0.0  0.00   1.4   9.0  11:30a   WNW
11  33.4  43.3   2:30p  25.5   4:00a  31.6   0.0  0.00   0.3   7.0  11:30a     S
12  33.4  45.5   2:30p  25.1   8:00a  31.6   0.0  0.00   0.8  10.0   1:00p   WNW
13  35.7  49.1   3:00p  24.9   6:30a  29.3   0.0  0.00   0.8   8.0   1:30p    SE
14  39.6  52.4   2:30p  29.7   4:30a  25.4   0.0  0.00   0.5   8.0  11:30a    SE
15  42.1  49.1   1:00p  34.8   6:00a  22.9   0.0  0.18   2.8  12.0   4:30p   ENE
16  39.1  45.4   2:00p  32.1   7:00a  25.9   0.0  0.00   2.5  12.0   6:30p     W
17  39.0  46.5   2:30p  32.7   2:30a  26.0   0.0  0.00   1.6  12.0   2:00p     S
18  36.4  43.0   3:00p  30.9  10:30p  28.6   0.0  0.00   2.2  15.0  12:30p     W
19
20
21
22
23
24
25
26
27
28
29
30
31
-------------------------------------------------------------------------------------
    37.0  53.5     2    24.9    13   504.4   0.0  1.65   1.7  15.0     2      NW

Max >=  90.0:  0
Max <=  32.0:  0
Min <=  32.0: 11
Min <=   0.0:  0
Max Rain: 1.19 ON 01/01/21
Days of Rain: 4 (>.01 in) 3 (>.1 in) 1 (>1 in)
Heat Base:  65.0  Cool Base:  65.0  Method: Integration
  
      
      
      
                                  ANNUAL CLIMATOLOGICAL SUMMARY

NAME: 2021  CITY: Dayton   STATE: MD  
ELEV:   540 ft  LAT: 39 14' 34"  LONG: 76 59' 54"

               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 
------------------------------------------------------------------------------------
 21  1  44.5  30.8  37.0   4.0   504     0  53.5   2  24.9   13    0    0   11    0
 21  2
 21  3
 21  4
 21  5
 21  6
 21  7
 21  8
 21  9
 21 10
 21 11
 21 12
------------------------------------------------------------------------------------
        44.5  30.8  37.0   4.0   504     0  53.5 JAN  24.9  JAN    0    0   11    0

                                PRECIPITATION (in)

               DEP.   MAX        DAYS OF RAIN 
               FROM   OBS.          OVER
 YR MO  TOTAL  NORM   DAY  DATE .01   .1   1
---------------------------------------------
 21  1  1.65  -1.25  1.19    1    4    3    1
 21  2
 21  3
 21  4
 21  5
 21  6
 21  7
 21  8
 21  9
 21 10
 21 11
 21 12
---------------------------------------------
        1.65 -1.25  1.19  JAN    4    3    1

                                WIND SPEED (mph)
                          DOM
 YR MO   AVG.  HI   DATE  DIR
---------------------------------
 21  1   1.7  15.0    2    NW
 21  2
 21  3
 21  4
 21  5
 21  6
 21  7
 21  8
 21  9
 21 10
 21 11
 21 12
---------------------------------
         1.7  15.0  JAN   NW
      
      

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