039
CXUS51 KLWX 011448
CLMDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1048 AM EDT FRI MAY 01 2026
...............................
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR THE MONTH OF APRIL 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..........................................................
TEMPERATURE (F)
RECORD
HIGH 95 04/17/2002
04/18/1976
04/23/1960
LOW 15 04/01/1923
HIGHEST 90 04/15 86 4 84
04/16
LOWEST 35 04/08 33 2 34
AVG. MAXIMUM 72.4 68.0 4.4 70.8
AVG. MINIMUM 51.6 48.4 3.2 52.5
MEAN 62.0 58.2 3.8 61.7
DAYS MAX >= 90 2 0.4 1.6 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.5 -0.5 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 9.13 1889
MINIMUM 0.03 1985
TOTALS 1.55 3.21 -1.66 3.03
DAILY AVG. 0.05 0.11 -0.06 0.10
DAYS >= .01 8 10.8 -2.8 10
DAYS >= .10 5 6.4 -1.4 3
DAYS >= .50 1 2.2 -1.2 3
DAYS >= 1.00 0 0.7 -0.7 1
GREATEST
24 HR. TOTAL 0.69 04/05 TO 04/05 1.51
STORM TOTAL 0.69 1.42
(MM/DD(HH))
SNOWFALL (INCHES)
RECORDS
TOTAL 5.5 1924
TOTALS T 0.0 0.0 0.0
SINCE 7/1 10.6 13.7 -3.1 MM
DAYS >= TRACE 1 0.0 1.0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0 0
DEGREE DAYS
HEATING TOTAL 171 236 -65 161
SINCE 7/1 3779 3703 76 MM
COOLING TOTAL 87 32 55 67
SINCE 1/1 102 35 67 MM
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WIND (MPH)
AVERAGE WIND SPEED 9.1
HIGHEST WIND SPEED/DIRECTION 33/320
HIGHEST GUST SPEED/DIRECTION 47/330
SKY COVER
AVERAGE SKY COVER 0.59
AVERAGE RH (PERCENT) 61
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 3 RAIN 4
LIGHT RAIN 12 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 1
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 1
FOG 8 FOG W/VIS <= 1/4 MILE 0
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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