Climatological Report (Monthly)
Issued by NWS Blacksburg, VA

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CXUS51 KRNK 011356
CLMROA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BLACKSBURG VA
835 AM EST THU FEB 1 2018

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

...THE ROANOKE VA CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1912 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              81   01/25/1943
                        01/14/1932
 LOW              -11   01/21/1985
HIGHEST            67   01/12                         71
LOWEST              4   01/07                          9
AVG. MAXIMUM     44.2              45.6    -1.4     49.5
AVG. MINIMUM     24.1              27.5    -3.4     33.7
MEAN             34.1              36.6    -2.5     41.6
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      8               3.5     4.5        3
DAYS MIN <= 32     22              20.6     1.4       13
DAYS MIN <= 0       0               0.2    -0.2        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         7.97   1998
 MINIMUM         0.29   1981
TOTALS           2.14              2.92   -0.78     4.10
DAILY AVG.       0.07              0.09   -0.02     0.13
DAYS >= .01         9               8.7     0.3       17
DAYS >= .10         6               5.5     0.5        8
DAYS >= .50         1               2.2    -1.2        2
DAYS >= 1.00        0               0.7    -0.7        1
GREATEST
 24 HR. TOTAL    0.54                               2.01

SNOWFALL (INCHES)
TOTALS            2.1                                4.5
DAYS >= TRACE       5                                  5
DAYS >= 1.0         1                                  1
GREATEST
 24 HR TOTAL      2.1                                4.0

DEGREE_DAYS
HEATING TOTAL     948               882      66      717
COOLING TOTAL       0                 0       0        0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.9
HIGHEST WIND SPEED/DIRECTION    37/310    DATE  01/04
HIGHEST GUST SPEED/DIRECTION    53/340    DATE  01/04

SKY COVER
AVERAGE SKY COVER           0.50

AVERAGE RH (PERCENT)     59

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               1
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                4     SLEET                      1
FOG                       9     FOG W/VIS <= 1/4 MILE      2
HAZE                      0

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

$$

RAB



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