590
CXUS51 KLWX 011822
CLMDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
222 PM EDT THU MAY 01 2025
...............................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR THE MONTH OF MARCH 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..........................................................
TEMPERATURE (F)
RECORD
HIGH 93 03/23/1907
LOW 4 03/04/1873
HIGHEST 86 03/29 78 8 77
LOWEST 23 03/02 23 0 32
AVG. MAXIMUM 64.8 56.5 8.3 61.2
AVG. MINIMUM 43.7 38.6 5.1 42.6
MEAN 54.3 47.6 6.7 51.9
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.3 -0.3 0
DAYS MIN <= 32 3 7.5 -4.5 1
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 8.84 1891
MINIMUM 0.05 2006
TOTALS 2.49 3.50 -1.01 4.89
DAILY AVG. 0.08 0.11 -0.03 0.16
DAYS >= .01 6 11.0 -5.0 14
DAYS >= .10 5 6.5 -1.5 6
DAYS >= .50 2 2.2 -0.2 5
DAYS >= 1.00 1 0.9 0.1 1
GREATEST
24 HR. TOTAL 1.00 03/31 TO 03/31 1.63
STORM TOTAL 1.00 1.61
(MM/DD(HH))
SNOWFALL (INCHES)
RECORDS
TOTAL 19.3 1914
TOTALS 0.0 2.0 -2.0 T
SINCE 7/1 14.9 13.7 1.2 MM
DAYS >= TRACE 0 1.1 -1.1 1
DAYS >= 1.0 0 0.6 -0.6 0
GREATEST
SNOW DEPTH 0 0
DEGREE DAYS
HEATING TOTAL 351 544 -193 399
SINCE 7/1 2740 3468 -728 MM
COOLING TOTAL 25 3 22 2
SINCE 1/1 0 3 -3 MM
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WIND (MPH)
AVERAGE WIND SPEED 10.8
HIGHEST WIND SPEED/DIRECTION 33/320
33/180
33/310
HIGHEST GUST SPEED/DIRECTION 53/290
SKY COVER
AVERAGE SKY COVER MM
AVERAGE RH (PERCENT) MM
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM MM MIXED PRECIP MM
HEAVY RAIN MM RAIN MM
LIGHT RAIN MM FREEZING RAIN MM
LT FREEZING RAIN MM HAIL MM
HEAVY SNOW MM SNOW MM
LIGHT SNOW MM SLEET MM
FOG MM FOG W/VIS <= 1/4 MILE MM
HAZE MM
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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