Climatological Report (Monthly)
Issued by NWS Sterling, VA

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CXUS51 KLWX 051256 CCA
CLMBWI

CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
856 AM EDT SUN APR 5 2015

...................................

...THE BALTIMORE MD CLIMATE SUMMARY FOR THE MONTH OF MARCH 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1870 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              90   03/29/1945
 LOW                4   03/04/2014
HIGHEST            74   03/26        76      -2
LOWEST              6   03/07        19     -13
AVG. MAXIMUM     50.3              53.6    -3.3     48.8
AVG. MINIMUM     29.1              33.5    -4.4     28.1
MEAN             39.7              43.6    -3.9
DAYS MAX >= 90      0               0.0     0.0
DAYS MAX <= 32      2               0.6     1.4
DAYS MIN <= 32     20              14.2     5.8
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.64   1994
 MINIMUM         0.18   2006
TOTALS           4.67              3.90    0.77     4.38
DAILY AVG.       0.15              0.13    0.02
DAYS >= .01        13              10.4     2.6
DAYS >= .10         9               7.0     2.0
DAYS >= .50         5               2.5     2.5
DAYS >= 1.00        0               1.0    -1.0
GREATEST
 24 HR. TOTAL    0.89   03/05 TO 03/05

SNOWFALL (INCHES)
RECORDS
 TOTAL           25.6   1892
TOTALS            7.7               1.9     5.8     12.1
SINCE 7/1        28.7              20.1     8.6
SNOWDEPTH AVG.      0
DAYS >= TRACE       5               1.1     3.9
DAYS >= 1.0         2               0.5     1.5
GREATEST
 SNOW DEPTH         5   03/06
 24 HR TOTAL      6.2

DEGREE_DAYS
HEATING TOTAL     777               666     111      813
 SINCE 7/1       4592              4261     331     4570
COOLING TOTAL       0                 1      -1        0
 SINCE 1/1          0                 1      -1        0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.0
HIGHEST WIND SPEED/DIRECTION    31/280    DATE  03/15
HIGHEST GUST SPEED/DIRECTION    41/310    DATE  03/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            4
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY         13

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       7
LIGHT RAIN               12     FREEZING RAIN              1
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                1     SNOW                       3
LIGHT SNOW                6     SLEET                      5
FOG                      14     FOG W/VIS <= 1/4 MILE      2
HAZE                      1

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

&&

BALTIMORE MD...BALTIMORE-WASHINGTON INTERNATIONAL AIRPORT...

THE MONTHLY AVERAGE TEMPERATURE WAS WELL BELOW NORMAL. MONTHLY
PRECIPITATION WAS ABOVE NORMAL.

THIS IS THE FIRST TIME BACK-TO-BACK YEARS HAD BELOW NORMAL MONTHLY
AVERAGE TEMPERATURES IN JANUARY FEBRUARY AND MARCH SINCE 1969-1970.

A RECORD DAILY LOW TEMPERATURE OF 10 DEGREES WAS SET ON THE 6TH.
THIS BROKE THE OLD RECORD OF 13 SET IN 1901 AND 1873.

A SECOND RECORD DAILY LOW TEMPERATURE OF 6 DEGREES WAS SET ON THE
7TH. THIS BROKE THE OLD RECORD OF 10 SET IN 1960.

PRELIMINARILY...2015 APPEARS TO BE OFF TO THE COLDEST START OF ANY
YEAR ON RECORD WITH AN AVERAGE TEMPERATURE OF 31.9 DEGREES.

MONTHLY SNOWFALL WAS ABOVE NORMAL. THIS IS THE THIRD CONSECUTIVE
MARCH WITH ABOVE NORMAL SNOWFALL.

A RECORD DAILY MAXIMUM SNOWFALL OF 6.2 INCHES WAS SET ON THE
5TH...BREAKING THE OLD RECORD OF 4.0 INCHES SET IN 1902.

$$

...CORRECTED FOR JAN-FEB-MAR AVERAGE TEMPERATURE IN SUMMARY...

DH/SMZ


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