Climatological Report (Monthly)
Issued by NWS Blacksburg, VA

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CXUS51 KRNK 020921
CLMROA

CLIMATE REPORT
NATIONAL WEATHER SERVICE BLACKSBURG VA
536 AM EDT WED OCT 1 2014

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

...THE ROANOKE VA CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1912 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             103   09/01/1932
 LOW               32   09/30/1942
HIGHEST            92   09/02                         91
LOWEST             47   09/23                         48
AVG. MAXIMUM     77.1              78.5    -1.4     78.3
AVG. MINIMUM     60.5              57.6     2.9     57.4
MEAN             68.8              68.1     0.7     67.9
DAYS MAX >= 90      2               2.2    -0.2
DAYS MAX <= 32      0               0.0     0.0
DAYS MIN <= 32      0               0.0     0.0
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        11.72   2004
 MINIMUM         0.15   1991
TOTALS           1.23              3.89   -2.66     1.13
DAILY AVG.       0.04              0.13   -0.09     0.04
DAYS >= .01         7               8.4    -1.4
DAYS >= .10         5               5.5    -0.5
DAYS >= .50         1               2.6    -1.6
DAYS >= 1.00        0               1.1    -1.1
GREATEST
 24 HR. TOTAL    0.50   09/02 TO 09/02

SNOWFALL (INCHES)
TOTALS            0.0                                0.0
SINCE 7/1         0.0
SNOWDEPTH AVG.      0
DAYS >= 1.0         0
GREATEST
 SNOW DEPTH         0

DEGREE_DAYS
HEATING TOTAL      19                48     -29
 SINCE 7/1         19                49     -30
COOLING TOTAL     140               139       1
 SINCE 1/1       1110              1186     -76
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              4.9
HIGHEST WIND SPEED/DIRECTION    21/320    DATE  09/21
HIGHEST GUST SPEED/DIRECTION    26/340    DATE  09/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            0
NUMBER OF DAYS PC             18
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       3
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      2
HAZE                      1

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

$$


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