789  
CDUS41 KLWX 312123  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
522 PM EDT THU MAY 31 2012  
 
   
...............................
 
 
   
..THE BALTIMORE MD CLIMATE SUMMARY FOR MAY 31 2012
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1870 TO 2012  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 85 329 PM 97 2011 78 7 97  
MINIMUM 64 305 AM 40 1996 57 7 72  
AVERAGE 75 68 7 85  
 
PRECIPITATION (IN)  
TODAY 0.00 2.05 1911 0.13 -0.13 0.00  
MONTH TO DATE 1.99 3.99 -2.00 2.42  
SINCE MAR 1 5.74 11.08 -5.34 10.93  
SINCE JAN 1 10.70 17.03 -6.33 16.28  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0  
SINCE JUL 1 1.8 20.2 -18.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 0  
MONTH TO DATE 27 134 -107 64  
SINCE MAR 1 682 1154 -472 955  
SINCE JUL 1 3586 4749 -1163 4541  
 
COOLING  
TODAY 10 4 6 20  
MONTH TO DATE 160 70 90 141  
SINCE MAR 1 192 84 108 185  
SINCE JAN 1 192 84 108 185    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 4.9  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 AM  
LOWEST 28 100 PM  
AVERAGE 61  
   
......................................................
 
 
 
THE BALTIMORE MD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 98 2011  
MINIMUM TEMPERATURE (F) 57 42 1966  
 
 
SUNRISE AND SUNSET  
MAY 31 2012...........SUNRISE 543 AM EDT SUNSET 827 PM EDT  
JUNE 1 2012..........SUNRISE 542 AM EDT SUNSET 827 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
   
...............................
 
 
   
..THE BALTIMORE INNER HARBOR MD CLIMATE SUMMARY FOR MAY 31 2012
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 86 200 PM MM MM 80 6 97  
MINIMUM 72 513 AM MM MM 62 10 81  
AVERAGE 79 71 8 89  
 
PRECIPITATION (IN)  
TODAY 0.00 MM MM 0.12 -0.12 0.00  
MONTH TO DATE 2.44 3.49 -1.05 2.06  
SINCE MAR 1 5.86 10.57 -4.71 11.47  
SINCE JAN 1 10.00 16.09 -6.09 16.11  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM MM MM  
MONTH TO DATE 0.0 MM MM  
SINCE JUL 1 0.0 MM MM  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 4 81 -77 17  
SINCE MAR 1 464 938 -474 743  
SINCE JUL 1 2733 4026 -1293 3890  
 
COOLING  
TODAY 14 7 7 24  
MONTH TO DATE 264 114 150 236  
SINCE MAR 1 337 139 198 307  
SINCE JAN 1 337 139 198 307    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 1200 AM  
LOWEST 27 1200 PM  
AVERAGE 48  
   
......................................................
 
 
 
THE BALTIMORE INNER HARBOR MD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 MM MM  
MINIMUM TEMPERATURE (F) 62 MM MM  
 
 
SUNRISE AND SUNSET  
MAY 31 2012...........SUNRISE 542 AM EDT SUNSET 827 PM EDT  
JUNE 1 2012..........SUNRISE 542 AM EDT SUNSET 827 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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