Climatological Report (Monthly) Issued by NWS Blacksburg, VA
000
CXUS51 KRNK 011429
CLMROA
CLIMATE REPORT
NATIONAL WEATHER SERVICE BLACKSBURG, VA
1029 AM EDT THU JUN 01 2023
...................................
...THE ROANOKE VA CLIMATE SUMMARY FOR THE MONTH OF MAY 2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1912 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 99 05/22/1941
LOW 30 05/02/1943
HIGHEST 87 05/08 96
LOWEST 40 05/05 41
AVG. MAXIMUM 74.4 77.2 -2.8 78.0
AVG. MINIMUM 54.1 55.0 -0.9 56.3
MEAN 64.3 66.1 -1.8 67.1
DAYS MAX >= 90 0 1.1 -1.1 3
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 11.44 2020
MINIMUM 0.63 1914
TOTALS 2.82 4.31 -1.49 7.03
DAYS >= .01 13 12.4 0.6 15
DAYS >= .10 6 8.3 -2.3 10
DAYS >= .50 1 2.8 -1.8 4
DAYS >= 1.00 1 1.0 0.0 3
GREATEST
24 HR. TOTAL 1.36 3.22
SNOWFALL (INCHES)
TOTALS 0.0 0.0 0.0 0.0
DAYS >= TRACE 0 0.0 0.0 0
DAYS >= 1.0 0 0.0 0.0 0
GREATEST
24 HR TOTAL 0.0 0.0
DEGREE DAYS
HEATING TOTAL 77 79 -2 57
COOLING TOTAL 60 113 -53 130
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WIND (MPH)
AVERAGE WIND SPEED 6.5
RESULTANT WIND SPEED/DIRECTION 1/330
HIGHEST WIND SPEED/DIRECTION 31/300 DATE 05/03
HIGHEST GUST SPEED/DIRECTION 44/270 DATE 05/03
SKY COVER
AVERAGE SKY COVER 0.52
AVERAGE RH (PERCENT) 64
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 4 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 6
LIGHT RAIN 16 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 8 FOG W/VIS <= 1/4 MILE 0
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
REMARKS: PRECIPITATION DATA LOST DURING AN EQUIPMENT FAILURE (MAY 13-
16) HAS BEEN RECOVERED USING THE ASOS`S BACKUP SITE AND RADAR DATA.
WIND DATA COULD NOT BE RECOVERED. EQUIPMENT ISSUES CAUSED BRIEF
TEMPERATURE SPIKES FROM MAY 27-30 RESULTING IN BAD DATA IN THE
METAR`S 1 AND 6 GROUPS. HIGH AND LOW TEMPERATURES FOR EACH DAY WERE
OBTAINED USING KROA HOURLY METARS AND BACKUP SITE`S DATA.
$$
RCS