Climatological Report (Annual)
Issued by NWS Blacksburg, VA
Issued by NWS Blacksburg, VA
764 CXUS51 KRNK 010801 CLAROA CLIMATE REPORT NATIONAL WEATHER SERVICE BLACKSBURG, VA 301 AM EST FRI JAN 01 2021 ................................... ...THE ROANOKE VA CLIMATE SUMMARY FOR THE YEAR OF 2020... CLIMATE NORMAL PERIOD: 1981 TO 2010 CLIMATE RECORD PERIOD: 1912 TO 2020 WEATHER OBSERVED NORMAL DEPART VALUE DATE(S) VALUE FROM NORMAL ................................................ TEMPERATURE (F) RECORD HIGH 105 08/21/1983 07/10/1936 08/05/1930 LOW -12 12/30/1917 HIGHEST 100 07/20 LOWEST 15 12/26 AVG. MAXIMUM 69.3 67.3 2.0 AVG. MINIMUM 49.6 46.6 3.0 MEAN 59.5R 57.0 2.5 DAYS MAX >= 90 47 25.1 21.9 DAYS MAX <= 32 0 7.0 -7.0 DAYS MIN <= 32 52 78.0 -26.0 DAYS MIN <= 0 0 0.3 -0.3 PRECIPITATION (INCHES) RECORD MAXIMUM 62.45 2018 MINIMUM 25.67 1963 TOTALS 62.65R 41.25 21.40 DAYS >= .01 137 115.9 21.1 DAYS >= .10 79 72.2 6.8 DAYS >= .50 37 27.7 9.3 DAYS >= 1.00 20 9.8 10.2 GREATEST 24 HR. TOTAL 3.28 SNOWFALL (INCHES) TOTALS 3.5 DAYS >= TRACE 22 DAYS >= 1.0 1 GREATEST 24 HR TOTAL 1.6 DEGREE DAYS HEATING TOTAL 3431 4143 -712 COOLING TOTAL 1511 1210 301 ................................................ WIND (MPH) AVERAGE WIND SPEED 6.3 RESULTANT WIND SPEED/DIRECTION 2/290 HIGHEST WIND SPEED/DIRECTION 39/310 DATE 04/08 HIGHEST GUST SPEED/DIRECTION 53/290 DATE 04/09 SKY COVER AVERAGE SKY COVER 0.49 AVERAGE RH (PERCENT) 65 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 42 MIXED PRECIP 0 HEAVY RAIN 38 RAIN 62 LIGHT RAIN 188 FREEZING RAIN 0 LT FREEZING RAIN 1 HAIL 0 HEAVY SNOW 0 SNOW 1 LIGHT SNOW 21 SLEET 1 FOG 123 FOG W/VIS <= 1/4 MILE 11 HAZE 1 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. REMARK: TIED WARMEST ANNUAL AVERAGE TEMPERATURE SET IN 2012 AND 2019. $$ RCS