Climatological Report (Monthly)
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
439 CXUS51 KLWX 012359 CLMDCA CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 759 PM EDT SUN SEP 01 2024 ................................... ...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1871 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE NORMAL .............................................................. TEMPERATURE (F) RECORD HIGH 106 08/06/1918 LOW 49 08/29/1986 08/31/1934 08/24/1890 HIGHEST 101 08/28 96 5 94 LOWEST 58 08/22 59 -1 63 AVG. MAXIMUM 87.8 87.8 -0.0 86.3 AVG. MINIMUM 70.9 71.0 -0.1 71.0 MEAN 79.3 79.4 -0.1 78.6 DAYS MAX >= 90 13 10.8 2.2 MM DAYS MAX <= 32 0 0.0 0.0 MM DAYS MIN <= 32 0 0.0 0.0 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 14.41 1928 MINIMUM 0.55 1962 TOTALS 4.58 3.25 1.33 3.71 DAILY AVG. 0.15 0.10 0.05 0.12 DAYS >= .01 10 8.7 1.3 9 DAYS >= .10 7 5.6 1.4 6 DAYS >= .50 3 2.1 0.9 3 DAYS >= 1.00 2 0.8 1.2 0 GREATEST 24 HR. TOTAL 2.28 08/08 TO 08/09 1.07 STORM TOTAL 1.80 0.91 (MM/DD(HH)) SNOWFALL (INCHES) RECORDS TOTAL MM MM TOTALS 0.0 0.0 0.0 0.0 SINCE 7/1 0.0 0.0 0.0 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 0 0 0 SINCE 7/1 0 0 0 MM COOLING TOTAL 451 446 5 401 SINCE 1/1 1715 1452 263 MM .............................................................. WIND (MPH) AVERAGE WIND SPEED 7.7 HIGHEST WIND SPEED/DIRECTION 41/320 HIGHEST GUST SPEED/DIRECTION 53/330 SKY COVER AVERAGE SKY COVER 0.59 AVERAGE RH (PERCENT) 64 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 6 MIXED PRECIP 0 HEAVY RAIN 5 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 6 FOG W/VIS <= 1/4 MILE 0 HAZE 3 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$