Climatological Report (Annual)
Issued by NWS Blacksburg, VA

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CXUS51 KRNK 011642 CCA
CLAROA

CLIMATE REPORT...CORRECTED THUNDERSTORM DAYS
NATIONAL WEATHER SERVICE BLACKSBURG VA
323 AM EST FRI JAN 1 2016

...................................

...THE ROANOKE VA CLIMATE SUMMARY FOR THE YEAR OF 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1912 TO 2015

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            94   09/04
                        07/30
LOWEST              0   02/20
AVG. MAXIMUM     68.0              67.3     0.7
AVG. MINIMUM     48.2              46.6     1.6
MEAN             58.1              57.0     1.1
DAYS MAX >= 90     23              25.1    -2.1
DAYS MAX <= 32     11               7.0     4.0
DAYS MIN <= 32     70              78.0    -8.0
DAYS MIN <= 0       1               0.3     0.7

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        57.84   1948
 MINIMUM        25.67   1963
TOTALS          54.56             41.25   13.31
DAILY AVG.       0.15              0.11    0.04
DAYS >= .01       132             115.9    16.1
DAYS >= .10        81              72.2     8.8
DAYS >= .50        39              27.7    11.3
DAYS >= 1.00       20               9.8    10.2
GREATEST
 24 HR. TOTAL    3.45

SNOWFALL (INCHES)
TOTALS           21.2
DAYS >= TRACE      22
DAYS >= 1.0         5
GREATEST
 24 HR TOTAL      7.5

DEGREE_DAYS
HEATING TOTAL    3779              4143    -364
COOLING TOTAL    1413              1210     203
.................................................

WIND (MPH)
AVERAGE WIND SPEED              6.2
HIGHEST WIND SPEED/DIRECTION    44/150    DATE  04/08
HIGHEST GUST SPEED/DIRECTION    66/270    DATE  06/18

SKY COVER
AVERAGE SKY COVER           0.50

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             31     MIXED PRECIP               0
HEAVY RAIN               36     RAIN                      55
LIGHT RAIN              159     FREEZING RAIN              0
LT FREEZING RAIN          7     HAIL                       1
HEAVY SNOW                2     SNOW                       4
LIGHT SNOW               20     SLEET                      4
FOG                     122     FOG W/VIS <= 1/4 MILE     17
HAZE                     11

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$


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