Dayton, Maryland Weather

21st Year of Service to the Local Community
Lat 39.24°N, Long 76.99°W, Elev 540ft (165m)

2018 Weather Summary


This Month



Year-to-Date


      
	                    MONTHLY CLIMATOLOGICAL SUMMARY FOR 11/2018
                                        HEAT  COOL        
     MEAN                               DEG   DEG       WIND SPEED       DOM MEAN  MEAN
DAY  TEMP  HIGH   TIME     LOW   TIME   DAYS  DAYS RAIN AVG  HI  TIME    DIR BAROM HUM
---------------------------------------------------------------------------------------
1    63.4  75.1   2:51pm  53.7   7:39am    4    2  0.00   1  27  11:08pm SSE1011.7   84
2    66.8  71.9   1:54pm  54.9  11:16pm    1    3  1.31   1  38   8:56pm SSE1005.2   91
3    51.0  57.0   2:29pm  40.4  11:58pm   14    0  0.01   4  40  10:07am WNW1016.0   80
4    45.9  55.4   2:45pm  35.4   6:48am   19    0  0.00   0   7   1:48pm ESE1032.7   79
5    51.6  53.2   8:42am  49.0  10:14am   13    0  1.12   0  14   1:29pm NNW1023.3   98
6    55.7  59.6  12:59pm  52.4  11:57pm    9    0  0.63   0   9   2:59pm   S1013.5  100
7    54.2  61.1  10:38am  46.8   4:48am   11    0  0.01   1  25  10:30am WNW1019.2   79
8    49.8  56.4   1:53pm  44.1  10:33pm   15    0  0.00   0  14  12:44pm   N1025.6   69
9    45.9  48.8  11:51am  43.8   5:05am   19    0  0.61   0  18  11:40am ESE1020.7   89
10   39.1  44.9  12:00am  30.7  11:56pm   25    0  0.01   9  56  11:16am WNW1021.7   68
11   35.0  46.1   2:52pm  26.6   7:05am   30    0  0.00   0  16  12:57am   W1031.1   71
12   40.2  47.7   3:13pm  31.2   1:11am   24    0  0.59   0   9  12:03pm  SE1029.3   86
13   43.4  47.0   1:16pm  41.3  11:56pm   21    0  0.54   2  27  11:21pm WNW1019.6   94
14   38.8  41.3  12:00am  36.8   3:57am    4    0  0.00   2  18  12:01am  NW1027.1   76
---------------------------------------------------------------------------------------
TOT  49.3  75.1  11/1/18  26.6 11/11/18  211    5  4.83   1  56 11/10/18 WNW1020.8   84

HEAT BASE: 65.0
COOL BASE: 65.0

  
      
      
      
                                  ANNUAL CLIMATOLOGICAL SUMMARY

NAME: 2018  CITY: Dayton   STATE: Maryland  
ELEV:   540 ft  LAT:  39° 12' 00" N  LONG:  77° 00' 00" 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 
------------------------------------------------------------------------------------
 18  1  41.5  23.4  32.3   0.8  1014     0  66.8  12   1.5    7    0    9   24    0
 18  2  50.2  33.3  41.5   7.0   666     8  78.7  21  12.3    3    0    0   14    0
 18  3  48.3  30.1  38.6  -4.4   821     3  72.1  29  22.9   11    0    0   24    0
 18  4  61.9  40.6  50.3  -2.2   465    24  84.1  14  28.7    8    0    0    6    0
 18  5  78.2  58.8  67.8   5.8    64   151  90.4   3  43.9    1    1    0    0    0
 18  6  79.6  62.3  70.5   0.0    36   202  90.6  18  51.5   12    1    0    0    0
 18  7  84.8  67.4  75.3   0.3     5   323  96.1   2  57.8    8    6    0    0    0
 18  8  84.7  68.9  75.4   2.4     5   329  91.9  28  57.1   24    5    0    0    0
 18  9  77.8  65.6  71.0   4.5    30   209  93.1   4  54.8   30    4    0    0    0
 18 10  66.6  51.5  58.5   3.5   286    83  85.5   4  32.8   25    0    0    0    0
 18 11  55.4  42.3  49.2   4.2   195     5  75.1   1  26.6   11    0    0    3    0
 18 12
------------------------------------------------------------------------------------
        67.0  50.0  57.8   2.0  3586  1336  96.1 JUL   1.5  JAN   17    9   71    0

                                PRECIPITATION (in)

               DEP.   MAX        DAYS OF RAIN 
               FROM   OBS.          OVER
 YR MO  TOTAL  NORM   DAY  DATE .01   .1   1
---------------------------------------------
 18  1  1.47  -1.95  0.59   12    6    4    0
 18  2  4.39   1.42  1.22    4   13    8    1
 18  3  2.37  -1.78  0.82   20    7    5    0
 18  4  3.27  -0.24  1.65   16    8    5    1
 18  5  6.57   1.86  0.86   15   15   12    0
 18  6  6.54   2.70  2.65    3   12    9    2
 18  7  9.57   5.54  3.68   21   13   11    2
 18  8  5.63   1.73  2.00   21   12    8    2
 18  9  9.91   5.74  1.86    9   18   13    4
 18 10  3.42  -0.07  1.03   11    9    5    1
 18 11  4.83   1.27  1.31    2    6    6    2
 18 12
---------------------------------------------
       57.97 16.22  3.68  JUL  119   86   15

                                WIND SPEED (mph)
                          DOM
 YR MO   AVG.  HI   DATE  DIR
---------------------------------
 18  1   1.5  20.0    4   WNW
 18  2   0.6  18.0    2     S
 18  3   2.0  26.0    2    NW
 18  4   1.2  25.0    4   WNW
 18  5   0.0  12.0    3    SE
 18  6   0.0  16.0    5   WNW
 18  7   0.0  15.0   16    SE
 18  8   0.0  10.0    1   SSE
 18  9   0.0  12.0    9   ESE
 18 10   0.1  16.0   21   WNW
 18 11   0.5  25.0   10   WNW
 18 12
---------------------------------
         0.5  26.0  MAR  WNW
      
      

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