Climatological Report (Monthly)
Issued by NWS Sterling, VA

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000
CXUS51 KLWX 031619
CLMBWI

CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1219 PM EDT WED MAY 03 2023

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

...THE BALTIMORE MD CLIMATE SUMMARY FOR THE MONTH OF APRIL 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             94   04/25/1960
                       04/23/1960
                       04/20/1941
 LOW              15   04/01/1923
HIGHEST           89   04/13         85       4       87
LOWEST            33   04/03         29       4       31
                       04/09
AVG. MAXIMUM    72.0               66.5     5.5     65.6
AVG. MINIMUM    48.2               43.6     4.6     44.0
MEAN            60.1               55.0     5.1     54.8
DAYS MAX >= 90     0                0.4    -0.4        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                2.4    -2.4        2
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        8.70   1889
 MINIMUM        0.39   1985
TOTALS          4.12               3.39    0.73     3.92
DAILY AVG.      0.14               0.11    0.03     0.13
DAYS >= .01        8               11.2    -3.2       10
DAYS >= .10        6                6.2    -0.2        6
DAYS >= .50        2                2.4    -0.4        4
DAYS >= 1.00       1                0.8     0.2        1
GREATEST
 24 HR. TOTAL   1.84   04/28 TO 04/29               1.54
 STORM TOTAL    1.82                                1.22
 (MM/DD(HH))

SNOWFALL (INCHES)
RECORDS
 TOTAL           9.4   1924
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1        0.2               19.3   -19.1       MM
DAYS >= TRACE      0                0.1    -0.1        0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0

DEGREE DAYS
HEATING TOTAL    191                318    -127      316
 SINCE 7/1      3554               4365    -811       MM
COOLING TOTAL     51                 19      32       15
 SINCE 1/1        52                 21      31       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.5
HIGHEST WIND SPEED/DIRECTION    43/300
HIGHEST GUST SPEED/DIRECTION    63/280

SKY COVER
AVERAGE SKY COVER           0.57

AVERAGE RH (PERCENT)     58

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

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

&&
APR 2023 ENDED AS THE THIRD WARMEST APRIL ON RECORD. THE FIRST THREE WEEKS OF THE MONTH
WERE ALSO EXCEPTIONALLY DRY WITH MOST OF THE RAINFALL FALLING DURING THE LAST THREE
DAYS OF THE MONTH. A PERSISTENT UPPER LEVEL RIDGE WAS THE CULPRIT FOR THE VERY
WARM AND DRY MONTH.

$$


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