Climatological Report (Monthly)
Issued by NWS Sterling, VA

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
000
CXUS51 KLWX 020628
CLMBWI

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
228 AM EDT FRI AUG 2 2019

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

...THE BALTIMORE MD CLIMATE SUMMARY FOR THE MONTH OF JULY 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             107   07/10/1936
 LOW               50   07/03/2001
                        07/01/1988
HIGHEST           100   07/21        97       3
                        07/20
LOWEST             61   07/25        56       5
AVG. MAXIMUM     91.7              87.2     4.5     87.7
AVG. MINIMUM     69.9              66.8     3.1     67.9
MEAN             80.8              77.0     3.8
DAYS MAX >= 90     21               9.7    11.3
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        16.73   2018
 MINIMUM         0.30   1955
TOTALS           3.85              4.07   -0.22    16.73
DAILY AVG.       0.12              0.13   -0.01
DAYS >= .01        10              10.0     0.0
DAYS >= .10         8               6.9     1.1
DAYS >= .50         3               2.6     0.4
DAYS >= 1.00        0               1.1    -1.1
GREATEST
 24 HR. TOTAL    0.99   07/04 TO 07/04

DEGREE_DAYS
HEATING TOTAL       0                 0       0        0
 SINCE 7/1          0                 0       0        0
COOLING TOTAL     496               372     124      407
 SINCE 1/1       1013               694     319      838
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              5.1
HIGHEST WIND SPEED/DIRECTION    32/280    DATE  07/17
HIGHEST GUST SPEED/DIRECTION    47/280    DATE  07/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC             18
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              M     MIXED PRECIP               0
HEAVY RAIN                M     RAIN                       7
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                      7

-  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 JULY 2019 WAS ABOVE NORMAL. IT WAS THE
WARMEST JULY SINCE 2012, WHEN THE AVERAGE TEMPERATURE WAS 81.4
DEGREES.

MONTHLY PRECIPITATION WAS ONLY 95 PERCENT OF NORMAL. IT WAS THE
DRIEST JULY SINCE 2015, WHEN ONLY 3.49 INCHES OF PRECIPITATION FELL.

A RECORD DAILY HIGH TEMPERATURE OF 98 DEGREES WAS TIED ON JULY 30TH.
THIS MATCHED THE PREVIOUS RECORD SET IN 1940.

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


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.