Climatological Report (Seasonal) Issued by NWS Blacksburg, VA
836
CXUS51 KRNK 010840
CLSROA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BLACKSBURG, VA
340 AM EST MON MAR 01 2021
...................................
...THE ROANOKE VA CLIMATE SUMMARY FOR THE SEASON, FROM
12/1/2020 TO 2/28/2021...
CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1912 TO 2021
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 84 02/22/2018
LOW -12 12/30/1917
HIGHEST 72 02/24 69
LOWEST 15 12/26 17
AVG. MAXIMUM 47.5 47.6 -0.1 51.5
AVG. MINIMUM 30.8 29.1 1.7 34.1
MEAN 39.2 38.3 0.9 42.8
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 1 6.7 -5.7 0
DAYS MIN <= 32 53 56.9 -3.9 40
DAYS MIN <= 0 0 0.3 -0.3 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 18.34 1997
MINIMUM 3.32 1980
TOTALS 12.19 8.75 3.44 10.18
DAYS >= .01 31 27.1 3.9 30
DAYS >= .10 23 16.9 6.1 18
DAYS >= .50 11 6.4 4.6 7
DAYS >= 1.00 3 1.9 1.1 3
GREATEST
24 HR. TOTAL 2.11 1.74
SNOWFALL (INCHES)
TOTALS 10.3 1.6
DAYS >= TRACE 24 17
DAYS >= 1.0 2 1
GREATEST
24 HR TOTAL 4.4 1.6
DEGREE DAYS
HEATING TOTAL 2301 2401 -100 1997
COOLING TOTAL 0 0 0 0
..............................................................
WIND (MPH)
AVERAGE WIND SPEED 6.9
RESULTANT WIND SPEED/DIRECTION 3/290
HIGHEST WIND SPEED/DIRECTION 37/300 DATE 12/22
HIGHEST GUST SPEED/DIRECTION 51/310 DATE 12/22
SKY COVER
AVERAGE SKY COVER 0.56
AVERAGE RH (PERCENT) 65
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 14
LIGHT RAIN 34 FREEZING RAIN 1
LT FREEZING RAIN 6 HAIL 0
HEAVY SNOW 0 SNOW 2
LIGHT SNOW 22 SLEET 5
FOG 33 FOG W/VIS <= 1/4 MILE 9
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
PW