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 4/2018
                                        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    52.4  65.4   3:21pm  46.6   5:32am   13    0  0.00   1  22   3:14pm  NW1019.0   61
2    42.3  48.4   2:28am  37.4   6:23am   23    0  0.17   0  22   3:19am   N1020.4   86
3    43.8  47.7   6:30pm  40.3  12:00am   21    0  0.03   0  24   9:00pm  SE1018.7   92
4    50.1  67.5  10:56am  38.4  11:59pm   15    0  0.01  10  52   2:36pm WNW1008.1   73
5    40.3  51.2   3:56pm  31.8   7:15am   25    0  0.00   6  38   2:05am WNW1022.3   52
6    53.2  69.1   4:28pm  40.5   4:20am   12    0  0.00   1  28   4:00pm   S1014.1   56
7    43.0  60.7  12:00am  34.9  11:56pm   22    0  0.00   3  26   6:57am  NW1013.6   55
8    37.9  49.7   2:51pm  28.7   7:26am   27    0  0.00   3  30   9:35am  NW1016.8   52
9    36.8  41.1  11:35am  31.9   2:57am   28    0  0.00   0  16  12:22pm  SE1023.8   67
10   42.1  54.2   3:19pm  31.5   7:02am   23    0  0.00   2  24   2:17pm  NW1024.3   66
11   44.2  56.4   5:37pm  32.4   1:34am   21    0  0.00   1  30   3:20pm   S1023.2   58
12   58.3  75.6   4:15pm  40.4   2:29am   10    3  0.00   3  36   5:42pm   S1017.2   55
13   72.3  83.7   3:17pm  59.7   7:01am    1    8  0.00   2  34  11:31pm   S1014.3   44
14   73.5  84.1   4:02pm  63.4   6:52am    0    9  0.00   1  24  12:38am   S1014.1   55
15   51.0  71.2  12:00am  41.8   9:13pm   15    1  0.06   5  22   5:55pm   E1016.4   90
16   48.4  57.2   8:28am  42.3  11:55pm   17    0  1.65   6  38   1:44pm WNW1003.8   87
17   40.4  45.5   2:03pm  36.7  11:59pm   25    0  0.00   4  34   2:23pm   W1010.6   63
18   45.1  58.7   5:40pm  30.5   7:02am   20    0  0.00   1  24  12:43pm WNW1013.1   62
19   47.2  58.7  10:34am  38.5  11:28pm   18    0  0.00   6  46   1:54pm WNW1012.1   69
20   45.4  59.4   3:11pm  32.7   7:05am   20    0  0.00   5  28   4:00pm  NW1027.0   54
21   46.7  61.6   3:51pm  31.0   6:21am   18    0  0.00   0  20   2:55pm  NW1031.9   57
22   53.6  65.9   3:12pm  43.3   5:59am   11    0  0.00   0  10  12:40pm   E1030.4   61
23   56.6  68.3   3:51pm  44.2   5:26am    9    0  0.00   1  26   7:38pm  SE1030.9   59
24   54.5  62.1   2:33pm  49.3   3:32am   10    0  0.45   1  22   2:08pm ESE1024.5   73
25   58.1  65.1   4:44pm  52.4  12:00am    7    0  0.30   0  12   4:44pm  NW1009.9   96
---------------------------------------------------------------------------------------
TOT  49.5  84.1  4/14/18  28.7   4/8/18  408   21  2.67   3  52   4/4/18 WNW1018.4   66

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  60.8  40.0  49.3  -3.2   406    21  84.1  14  28.7    8    0    0    6    0
 18  5
 18  6
 18  7
 18  8
 18  9
 18 10
 18 11
 18 12
------------------------------------------------------------------------------------
        49.6  31.2  39.9   0.1  2906    32  84.1 APR   1.5  JAN    0    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  2.67  -0.84  1.65   16    6    4    1
 18  5
 18  6
 18  7
 18  8
 18  9
 18 10
 18 11
 18 12
---------------------------------------------
       10.90 -3.15  1.65  APR   32   21    2

                                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
 18  6
 18  7
 18  8
 18  9
 18 10
 18 11
 18 12
---------------------------------
         1.3  26.0  MAR  WNW
      
      

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