Climatological Report (Monthly)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
983 CXUS51 KLWX 032131 CLMIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 531 PM EDT WED JUL 03 2024 ................................... ...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR THE MONTH OF JUNE 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 102 06/29/2012 LOW 36 06/08/1977 HIGHEST 100 06/22 93 7 93 LOWEST 47 06/01 45 2 50 AVG. MAXIMUM 88.8 83.1 5.7 82.9 AVG. MINIMUM 64.1 61.9 2.2 58.3 MEAN 76.5 72.5 4.0 70.6 DAYS MAX >= 90 14 5.7 8.3 5 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 0.69 4.30 -3.61 2.30 DAILY AVG. 0.02 0.14 -0.12 0.08 DAYS >= .01 8 10.8 -2.8 10 DAYS >= .10 2 6.7 -4.7 7 DAYS >= .50 0 2.9 -2.9 1 DAYS >= 1.00 0 1.2 -1.2 0 GREATEST 24 HR. TOTAL 0.36 06/26 TO 06/26 0.73 STORM TOTAL 0.36 0.64 (MM/DD(HH)) SNOWFALL (INCHES) RECORDS TOTAL MM MM TOTALS 0.0 0.0 0.0 0.0 SINCE 7/1 11.7 21.0 -9.3 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 13 -13 5 SINCE 7/1 3691 4603 -912 MM COOLING TOTAL 354 238 116 182 SINCE 1/1 537 344 193 MM .............................................................. WIND (MPH) AVERAGE WIND SPEED 7.0 HIGHEST WIND SPEED/DIRECTION 24/310 HIGHEST GUST SPEED/DIRECTION 38/280 SKY COVER AVERAGE SKY COVER 0.53 AVERAGE RH (PERCENT) 62 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 5 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 3 LIGHT RAIN 11 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 4 FOG W/VIS <= 1/4 MILE 0 HAZE 4 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$