Climatological Report (Monthly)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
907
CXUS51 KLWX 091216
CLMDCA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
816 AM EDT THU JUL 09 2026
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...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR THE MONTH OF JUNE 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
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TEMPERATURE (F)
RECORD
HIGH 104 06/29/2012
LOW 33 06/28/2026
HIGHEST 100 06/12 95 5 99
LOWEST 55 06/02 54 1 48
AVG. MAXIMUM 87.6 85.1 2.5 85.6
AVG. MINIMUM 67.9 67.5 0.4 68.3
MEAN 77.7 76.3 1.4 76.9
DAYS MAX >= 90 13 7.5 5.5 11
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 14.02 2006
MINIMUM 0.86 1940
TOTALS 1.68 4.20 -2.52 5.48
DAILY AVG. 0.06 0.14 -0.08 0.18
DAYS >= .01 8 10.6 -2.6 11
DAYS >= .10 3 6.5 -3.5 8
DAYS >= .50 1 2.8 -1.8 5
DAYS >= 1.00 0 1.0 -1.0 2
GREATEST
24 HR. TOTAL 1.10 06/22 TO 06/23 1.77
STORM TOTAL 0.81 1.77
(MM/DD(HH))
SNOWFALL (INCHES)
RECORDS
TOTAL MM MM
TOTALS 0.0 0.0 0.0 0.0
SINCE 7/1 10.6 13.7 -3.1 MM
DAYS >= TRACE 0 0.0 0.0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
SNOW DEPTH 0 0
DEGREE DAYS
HEATING TOTAL 0 4 -4 8
SINCE 7/1 3867 3768 99 MM
COOLING TOTAL 387 343 44 374
SINCE 1/1 611 510 101 MM
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WIND (MPH)
AVERAGE WIND SPEED 8.5
HIGHEST WIND SPEED/DIRECTION 40/300
HIGHEST GUST SPEED/DIRECTION 59/290
SKY COVER
AVERAGE SKY COVER 0.62
AVERAGE RH (PERCENT) 60
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 6 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 5
LIGHT RAIN 11 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 7 FOG W/VIS <= 1/4 MILE 1
HAZE 8
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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