Climatological Report (Monthly)
Issued by NWS Blacksburg, VA

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CXUS51 KRNK 011137
CLMROA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BLACKSBURG VA
731 AM EDT TUE AUG 1 2017

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

...THE ROANOKE VA CLIMATE SUMMARY FOR THE MONTH OF JULY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1912 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             105   07/10/1936
 LOW               47   07/02/1988
HIGHEST            97   07/22                         98
                        07/20
LOWEST             57   07/31                         63
                        07/30
AVG. MAXIMUM     89.8              87.0     2.8     89.1
AVG. MINIMUM     67.5              66.3     1.2     69.1
MEAN             78.6              76.7     1.9     79.1
DAYS MAX >= 90     19               9.7     9.3       17
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        12.73   2013
 MINIMUM         0.45   1975
TOTALS           2.07              4.04   -1.97     5.55
DAILY AVG.       0.07              0.13   -0.06     0.18
DAYS >= .01        10              11.8    -1.8       14
DAYS >= .10         6               7.3    -1.3        9
DAYS >= .50         1               2.8    -1.8        5
DAYS >= 1.00        0               1.0    -1.0        1
GREATEST
 24 HR. TOTAL    0.63                               1.21

SNOWFALL (INCHES)
TOTALS            0.0                                0.0
DAYS >= TRACE       0                                  0
DAYS >= 1.0         0                                  0
GREATEST
 24 HR TOTAL      0.0                                0.0

DEGREE_DAYS
HEATING TOTAL       0                 0       0        0
COOLING TOTAL     432               361      71      445
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              5.4
HIGHEST WIND SPEED/DIRECTION    28/260    DATE  07/06
HIGHEST GUST SPEED/DIRECTION    38/290    DATE  07/06

SKY COVER
AVERAGE SKY COVER           0.40

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              6     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       6
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       7     FOG W/VIS <= 1/4 MILE      1
HAZE                      0

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

$$

PW


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