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 7/2018
                                        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    80.4  93.3   2:44pm  69.4   6:06am    0   15  0.00   0   9   1:13pm  SE1019.1   81
2    82.8  96.1   2:15pm  71.9   6:10am    0   18  0.00   0   7  10:14am ENE1018.4   78
3    81.9  94.8   1:57pm  74.7   6:25pm    0   17  0.34   0  16   5:52pm SSE1021.3   80
4    80.8  90.5   2:32pm  74.5   6:02am    0   16  0.01   0  11  12:29pm   S1024.8   81
5    79.9  86.7  10:39am  75.8  11:26pm    0   15  0.22   0   7  10:33am   N1024.5   86
6    78.2  83.4   3:02pm  70.7  11:54pm    0   13  0.03   0   9   2:54pm WNW1020.0   85
7    69.7  77.7   2:33pm  62.3   7:01am    0    5  0.00   0  14   8:35am NNW1026.1   61
8    69.1  81.4   2:54pm  57.8   5:44am    2    6  0.00   0  16  10:48am WSW1027.6   66
9    71.5  85.7   2:58pm  57.8   6:06am    2    8  0.00   0   9   2:56pm WNW1023.5   67
10   76.9  90.8   2:40pm  63.6   6:15am    0   12  0.00   0  11   3:15pm WNW1016.0   70
11   77.1  86.8   1:17pm  70.0   6:30am    0   12  0.00   0   9  11:48am NNW1015.2   66
12   74.4  85.8   2:58pm  63.0   6:24am    0   10  0.00   0   9   9:09am  SE1021.3   61
13   73.9  84.6   2:43pm  63.5   6:01am    0    9  0.00   0   9  12:29pm  SE1023.5   70
14   75.6  86.8   2:30pm  64.5   5:24am    0   11  0.00   0  11  12:23pm WNW1021.0   66
15   76.3  83.0  12:03pm  69.4   4:13am    0   11  0.00   0  14   1:27pm  SW1017.2   76
16   77.8  93.1   3:19pm  69.1   6:00am    0   13  0.67   0  29   4:52pm  SE1015.4   82
17   77.3  88.0   1:18pm  71.3  11:59pm    0   12  0.43   0  25   9:09pm WNW1011.5   86
18   72.8  82.2   2:33pm  63.4   6:43am    0    8  0.01   0  11   8:53am   W1014.5   74
19   73.2  84.8   2:28pm  63.3   7:03am    0    8  0.00   0   9  12:46pm ESE1019.0   66
20   73.8  82.9   3:23pm  63.7   6:09am    0    9  0.00   0  27   3:21pm  SE1019.4   69
21   68.5  72.7  12:00am  64.1  11:54pm    0    4  3.68   0  20   6:36pm NNW1013.1   88
22   69.2  77.0   5:59pm  62.5   6:39am    0    4  0.20   0   4  12:05am   E1009.2   90
---------------------------------------------------------------------------------------
TOT  75.6  96.1   7/2/18  57.8   7/8/18    5  236  5.59   0  29  7/16/18  SE1019.2   75

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  85.3  66.7  75.3   0.3     5   232  96.1   2  57.8    8    6    0    0    0
 18  8
 18  9
 18 10
 18 11
 18 12
------------------------------------------------------------------------------------
        62.7  44.2  52.9   1.0  3070   620  96.1 JUL   1.5  JAN    8    9   68    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  5.39   1.36  3.68   21    6    5    1
 18  8
 18  9
 18 10
 18 11
 18 12
---------------------------------------------
       30.00  3.37  3.68  JUL   67   48    5

                                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   WNW
 18  8
 18  9
 18 10
 18 11
 18 12
---------------------------------
         0.8  26.0  MAR  WNW
      
      

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