Climatological Report (Monthly)
Issued by NWS Sterling, VA

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CXUS51 KLWX 011818
CLMBWI

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
218 PM EDT MON JUL 1 2019

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

...THE BALTIMORE MD CLIMATE SUMMARY FOR THE MONTH OF JUNE 2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2019

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             105   06/29/1934
 LOW               40   06/11/1972
HIGHEST            97   06/29        95       2
                        06/28
LOWEST             46   06/04        49      -3
AVG. MAXIMUM     85.9              83.0     2.9     82.5
AVG. MINIMUM     64.6              61.9     2.7     62.6
MEAN             75.2              72.4     2.8
DAYS MAX >= 90      9               5.2     3.8
DAYS MAX <= 32      0               0.0     0.0
DAYS MIN <= 32      0               0.0     0.0
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        13.09   2015
 MINIMUM         0.15   1954
TOTALS           2.95              3.46   -0.51     4.77
DAILY AVG.       0.10              0.12   -0.02
DAYS >= .01        15              10.6     4.4
DAYS >= .10         9               6.4     2.6
DAYS >= .50         2               2.3    -0.3
DAYS >= 1.00        0               1.0    -1.0
GREATEST
 24 HR. TOTAL    0.54   06/02 TO 06/02

DEGREE_DAYS
HEATING TOTAL       4                15     -11        8
 SINCE 7/1       4332              4764    -432     4501
COOLING TOTAL     323               238      85      242
 SINCE 1/1        517               322     195      431
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.2
HIGHEST WIND SPEED/DIRECTION    38/280    DATE  06/02
HIGHEST GUST SPEED/DIRECTION    49/280    DATE  06/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            2
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY         14

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              M     MIXED PRECIP               0
HEAVY RAIN                M     RAIN                       8
LIGHT RAIN                M     FREEZING RAIN              0
LT FREEZING RAIN          M     HAIL                       0
HEAVY SNOW                M     SNOW                       0
LIGHT SNOW                M     SLEET                      0
FOG                       M     FOG W/VIS <= 1/4 MILE      0
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 THURGOOD
MARSHALL AIRPORT...

THE AVERAGE TEMPERATURE IN JUNE 2019 WAS ABOVE NORMAL. IT WAS THE
WARMEST JUNE SINCE 2011, WHEN THE AVERAGE TEMPERATURE WAS 75.7
DEGREES.

MONTHLY PRECIPITATION WAS ONLY 85 PERCENT OF NORMAL. IT WAS THE
DRIEST JUNE SINCE 2017, WHEN ONLY 1.40 INCHES OF PRECIPITATION FELL.

A RECORD LOW TEMPERATURE OF 46 DEGREES WAS TIED ON JUNE 4TH. THIS
MATCHED THE RECORD PREVIOUSLY SET IN 1964.

WEATHER RECORDS FOR THE BALTIMORE MD AREA HAVE BEEN RECORDED AT WHAT
IS NOW BALTIMORE-WASHINGTON INTERNATIONAL THURGOOD MARSHALL AIRPORT
SINCE 1950. THE OFFICIAL WEATHER RECORD CONSISTS OF THAT DATA BACK
TO 1950, AND OBSERVATIONS TAKEN IN DOWNTOWN BALTIMORE FROM 1871
THROUGH 1949. TEMPERATURE RECORDS FOR THE BALTIMORE MD AREA EXTEND
BACK TO JULY OF 1872. PRECIPITATION RECORDS EXTEND BACK TO JANUARY
OF 1871. SNOWFALL RECORDS BEGAN IN MARCH OF 1892.

ALL CLIMATE DATA ARE CONSIDERED PRELIMINARY UNTIL REVIEWED BY THE
NATIONAL CENTERS FOR ENVIRONMENTAL INFORMATION (NCEI).

$$

RCM


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