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 10/2018
                                        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    69.9  80.5   3:05pm  61.3   8:01am    1    6  0.00   0   0  12:00am   N1025.7   91
2    72.2  80.4   3:15pm  64.7   6:27am    0    7  0.00   0   2  11:30am WSW1020.9   93
3    72.3  81.0   2:36pm  65.8  11:59pm    0    7  0.00   0   2   2:07pm WNW1018.3   89
4    72.5  85.5   3:52pm  63.6   3:40am    0    8  0.57   0  25   6:30pm NNW1016.7   92
5    66.9  72.3  12:18am  63.7  10:10pm    0    2  0.01   0   0  12:00am   N1019.9   94
6    67.9  72.4   3:56pm  63.7  12:00am    0    3  0.00   0   0  12:00am   N1022.5   98
7    74.6  83.0   2:39pm  69.9  12:53am    0   10  0.00   0   0  12:00am   N1023.2   95
8    74.6  81.2   2:20pm  70.0   7:17am    0   10  0.00   0   0  12:00am   N1026.8   95
9    74.2  80.8   3:52pm  70.9   2:26am    0    9  0.00   0   0  12:00am   N1025.9   94
10   74.9  81.8   2:41pm  71.1   8:06am    0   10  0.00   0   7   3:45pm  SE1018.3   93
11   74.6  79.7   3:01pm  70.0  11:58pm    0   10  1.03   0   0  12:00am   N1006.0   98
12   58.1  70.0  12:00am  48.2  11:57pm    7    0  0.00   2  27   3:32am WNW1007.8   77
13   51.0  57.6  12:22pm  44.5  11:56pm   14    0  0.08   0  22  11:21am WNW1015.4   85
14   49.9  56.0   3:59pm  43.0   3:47am   15    0  0.02   0   0  12:00am   N1024.5   93
15   61.6  68.2  10:34pm  55.5  12:00am    4    0  0.20   0  22  11:41pm WNW1018.9   99
16   55.0  63.2  12:00am  51.0   8:33am   10    0  0.01   0  25   1:27am WNW1021.6   77
17   54.7  65.1   2:38pm  47.0   8:03am   10    0  0.00   1  34   4:23pm WNW1019.6   74
18   48.3  55.4   2:16pm  40.6  11:53pm   17    0  0.00   0  20   3:19pm WNW1029.6   68
19   49.4  61.7   3:52pm  37.0   7:58am   15    0  0.00   0   9   4:11pm SSE1025.0   81
20   57.4  65.4   2:09pm  49.7  11:57pm    8    0  0.08   0  32   9:47pm WNW1009.2   83
21   48.6  53.5   1:19pm  43.9   7:40am   12    0  0.00   6  36  10:34am WNW1016.1   69
---------------------------------------------------------------------------------------
TOT  63.4  85.5  10/4/18  37.0 10/19/18  114   82  2.00   0  36 10/21/18 WNW1019.7   88

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  71.0  56.9  63.2   8.2   110    82  85.5   4  37.0   19    0    0    0    0
 18 11
 18 12
------------------------------------------------------------------------------------
        67.8  50.6  58.5   2.2  3216  1330  96.1 JUL   1.5  JAN   17    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  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  2.00  -1.49  1.03   11    6    3    1
 18 11
 18 12
---------------------------------------------
       51.72 13.53  3.68  JUL  110   78   13

                                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   0.2  16.0   21   WNW
 18 11
 18 12
---------------------------------
         0.6  26.0  MAR  WNW
      
      

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