Climatological Report (Monthly) Issued by NWS Sterling, VA
000
CXUS51 KLWX 041919
CLMIAD
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
219 PM EST MON MAR 04 2024
...................................
...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 80 02/21/2018
LOW -14 02/18/1979
HIGHEST 69 02/26 66 3 80
LOWEST 20 02/18 7 13 12
AVG. MAXIMUM 53.3 46.1 7.2 56.0
AVG. MINIMUM 31.4 26.7 4.7 33.2
MEAN 42.3 36.4 5.9 44.6
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 2.6 -2.6 0
DAYS MIN <= 32 18 21.1 -3.1 12
DAYS MIN <= 0 0 0.2 -0.2 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 6.27 2003
MINIMUM 0.25 1978
TOTALS 1.45 2.61 -1.16 2.27
DAILY AVG. 0.05 NAN NAN 0.08
DAYS >= .01 8 9.1 -1.1 10
DAYS >= .10 5 5.6 -0.6 4
DAYS >= .50 1 1.6 -0.6 2
DAYS >= 1.00 0 0.6 -0.6 0
GREATEST
24 HR. TOTAL 0.96 02/12 TO 02/13 1.01
STORM TOTAL 0.81 0.95
(MM/DD(HH))
SNOWFALL (INCHES)
RECORDS
TOTAL 46.1 2010
TOTALS 1.7 7.0 -5.3 0.4
SINCE 7/1 11.7 17.0 -5.3 MM
DAYS >= TRACE 4 2.9 1.1 3
DAYS >= 1.0 1 1.6 -0.6 0
GREATEST
SNOW DEPTH 1 02/17 MM
DEGREE DAYS
HEATING TOTAL 651 801 -150 565
SINCE 7/1 2964 3561 -597 MM
COOLING TOTAL 0 0 0 0
SINCE 1/1 3 0 3 MM
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WIND (MPH)
AVERAGE WIND SPEED 6.9
HIGHEST WIND SPEED/DIRECTION 37/300
HIGHEST GUST SPEED/DIRECTION 59/300
SKY COVER
AVERAGE SKY COVER 0.51
AVERAGE RH (PERCENT) 61
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 0
LIGHT RAIN 9 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 3 SLEET 0
FOG 8 FOG W/VIS <= 1/4 MILE 0
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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