Climatological Report (Monthly)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
000 CXUS51 KLWX 062137 CLMIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 537 PM EDT THU JUL 06 2023 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR THE MONTH OF JUNE 2023... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1960 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 102 06/29/2012 LOW 36 06/08/1977 HIGHEST 93 06/02 93 0 96 LOWEST 50 06/06 45 5 48 06/09 06/10 AVG. MAXIMUM 82.9 83.1 -0.2 84.1 AVG. MINIMUM 58.3 61.9 -3.6 61.0 MEAN 70.6 72.5 -1.9 72.6 DAYS MAX >= 90 5 5.7 -0.7 6 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 18.19 1972 MINIMUM 0.52 1988 TOTALS 2.30 4.30 -2.00 2.75 DAILY AVG. 0.08 0.14 -0.06 0.09 DAYS >= .01 10 10.8 -0.8 10 DAYS >= .10 7 6.7 0.3 6 DAYS >= .50 1 2.9 -1.9 1 DAYS >= 1.00 0 1.2 -1.2 1 GREATEST 24 HR. TOTAL 0.73 06/21 TO 06/22 1.16 STORM TOTAL 0.64 1.10 (MM/DD(HH)) SNOWFALL (INCHES) RECORDS TOTAL MM MM TOTALS 0.0 0.0 0.0 0.0 SINCE 7/1 0.4 21.0 -20.6 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 5 13 -8 0 SINCE 7/1 3852 4603 -751 MM COOLING TOTAL 182 238 -56 237 SINCE 1/1 256 344 -88 MM .............................................................. WIND (MPH) AVERAGE WIND SPEED 6.6 HIGHEST WIND SPEED/DIRECTION 32/290 HIGHEST GUST SPEED/DIRECTION 39/320 SKY COVER AVERAGE SKY COVER 0.60 AVERAGE RH (PERCENT) 63 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 5 MIXED PRECIP 0 HEAVY RAIN 4 RAIN 4 LIGHT RAIN 12 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 11 FOG W/VIS <= 1/4 MILE 0 HAZE 13 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. && OVERALL, JUNE 2023 WAS A DRY MONTH WITH SLIGHTLY BELOW NORMAL TEMPERATURES DUE TO PERSISTENT NORTHWEST WINDS. DROUGHT CONDITIONS WORSENED AS MONTHLY RAINFALL DEFICITS DROPPED TO TWO INCHES BELOW NORMAL. $$ DHOF