Dayton, Maryland Weather

20th Year of Service to the Local Community
Lat 39.24°N, Long 76.99°W, Elev 540ft (165m)

2017 Weather Summary


This Month



Year-to-Date


      
	                    MONTHLY CLIMATOLOGICAL SUMMARY FOR 5/2017
                                        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    69.8  79.7   3:33pm  58.4   3:26am    2    6  0.03   1  23   5:06pm  SE1010.3   76
2    68.1  74.0   1:38pm  54.3  11:56pm    1    4  0.00   2  38   5:20pm   W1005.3   52
3    57.6  64.7   2:24pm  47.5  11:54pm    7    0  0.00   0  26  10:10am WNW1016.3   51
4    55.0  64.2   4:21pm  45.0   1:59am   10    0  0.13   0  18   9:17pm  SE1020.6   62
5    62.4  71.7   5:01pm  53.5  12:00am    4    1  1.81   0  19  12:09am ESE1001.2   87
6    54.5  63.0  12:00am  46.6  11:55pm   10    0  0.05   0  24  11:56am   W 996.2   82
7    51.3  61.5   3:23pm  44.2   5:39am   14    0  0.01   1  19   8:53am WNW1007.0   65
8    50.8  61.5   3:13pm  39.2   6:59am   14    0  0.00   0  14   1:33pm WNW1014.3   48
9    51.0  64.2   3:19pm  37.6   7:04am   14    0  0.00   0   0  12:00am   N1015.7   52
10   57.2  72.3   3:45pm  42.0   4:45am    9    1  0.00   0   0  12:00am   N1015.6   57
11   52.6  57.6  12:18am  49.5  11:27pm   12    0  0.83   0   0  12:00am   N1014.3   84
12   51.9  57.2   2:04pm  48.6  11:59pm   13    0  0.05   0   7  11:34am ESE1016.3   83
13   51.2  56.2   3:12pm  46.7  11:59pm   14    0  0.62   0   0  12:00am   N1010.8   86
14   59.7  75.7   2:11pm  43.1   5:50am    8    3  0.00   1  26   3:26pm WNW1007.7   62
15   60.6  73.6   3:00pm  47.6   7:09am    6    2  0.00   0  19  12:57pm WNW1012.4   48
16   64.3  79.9   4:10pm  46.7   6:28am    5    5  0.00   0   2   3:32pm WSW1017.5   54
17   74.9  89.9   1:35pm  57.8   6:12am    1   11  0.00   0   5   1:33pm  SE1015.5   59
18   77.5  90.3   2:42pm  68.7   6:26am    0   13  0.11   0   7   1:58pm   W1014.2   64
19   75.8  88.9   3:30pm  66.6   6:45am    0   11  0.20   0   7  12:10pm WNW1014.1   74
20   64.8  68.4  12:00am  59.4  11:55pm    1    1  0.01   0   9   6:54pm  SE1021.5   78
21   60.4  65.1   5:10pm  56.1   5:58am    5    0  0.00   0  10  11:18am  SE1025.0   60
22   62.0  68.7   6:09pm  56.3   4:46am    4    1  0.60   0   7  12:17am SSE1017.5   84
23   60.5  64.0   4:48pm  55.1   6:07am    5    0  0.06   0   7  10:28am   W1012.5   84
24   60.8  65.5  12:23pm  55.3   7:03am    4    0  0.27   0  16   9:05pm  SE1006.7   81
25   57.0  62.8  11:55am  55.4   6:00am    4    0  0.61   0  16   4:05am ESE1000.6   89
---------------------------------------------------------------------------------------
TOT  60.5  90.3  5/18/17  37.6   5/9/17  167   58  5.39   0  38   5/2/17 WNW1012.6   68

HEAT BASE: 65.0
COOL BASE: 65.0

  
      
      
      
                                  ANNUAL CLIMATOLOGICAL SUMMARY

NAME: 2017  CITY: Dayton   STATE: Maryland  
ELEV:   540 ft  LAT:  39° 14' 34" 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 
------------------------------------------------------------------------------------
 17  1  45.1  32.7  38.6   5.6   819     1  69.4  12  10.2    9    0    4   13    0
 17  2  55.6  34.7  44.8   8.8   575     9  76.3  23  17.8    4    0    0   14    0
 17  3  53.7  33.8  42.9  -1.1   692     8  79.2  25  16.6    5    0    1   15    0
 17  4  70.9  50.5  60.3   6.3   214    74  88.0  29  31.6    8    0    0    1    0
 17  5  69.6  51.3  60.5  -3.5   165    59  90.4  18  37.7    9    2    0    0    0
 17  6
 17  7
 17  8
 17  9
 17 10
 17 11
 17 12
------------------------------------------------------------------------------------
        58.5  40.2  49.0   3.2  2465   150  90.4 MAY  10.2  JAN    2    5   43    0

                                PRECIPITATION (in)

               DEP.   MAX        DAYS OF RAIN 
               FROM   OBS.          OVER
 YR MO  TOTAL  NORM   DAY  DATE .01   .1   1
---------------------------------------------
 17  1  2.12  -0.78  0.73    3   11    5    0
 17  2  0.72  -2.28  0.25   28    4    3    0
 17  3  3.32  -0.18  1.25   14   10    6    2
 17  4  3.05  -0.25  1.44    6    9    6    1
 17  5  5.38   1.68  1.81    5   13    9    1
 17  6
 17  7
 17  8
 17  9
 17 10
 17 11
 17 12
---------------------------------------------
       14.59 -1.81  1.81  MAY   47   29    4

                                WIND SPEED (mph)
                          DOM
 YR MO   AVG.  HI   DATE  DIR
---------------------------------
 17  1   1.1  29.0   26     W
 17  2   1.5  24.0   12   WNW
 17  3   1.8  26.0    1   WNW
 17  4   0.7  23.0    6    SE
 17  5   0.1  20.0    2   WNW
 17  6
 17  7
 17  8
 17  9
 17 10
 17 11
 17 12
---------------------------------
         1.1  29.0  JAN  WNW
      
      

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