National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
CXUS51 KRNK 010934
CLMRNK


CLIMATE REPORT
NATIONAL WEATHER SERVICE BLACKSBURG VA
531 AM EDT FRI JUN 1 2012

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

...THE BLACKSBURG VA CLIMATE SUMMARY FOR THE MONTH OF MAY 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1952 TO 2012

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              92   05/31/2011
 LOW               23   05/05/1973
HIGHEST            87   05/03                         92
LOWEST             36   05/11                         35
AVG. MAXIMUM     75.8              71.4     4.4     73.5
AVG. MINIMUM     53.1              47.2     5.9     50.7
MEAN             64.4              59.3     5.1     62.1
DAYS MAX >= 90      0               0.0     0.0
DAYS MAX <= 32      0               0.0     0.0
DAYS MIN <= 32      0               1.2    -1.2
DAYS MIN <= 0       0               0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.75   1971
 MINIMUM         0.92   1969
TOTALS           3.77              4.33   -0.56     7.32
DAILY AVG.       0.12              0.14   -0.02     0.24
DAYS >= .01        14              13.5     0.5
DAYS >= .10         8               8.9    -0.9
DAYS >= .50         2               3.1    -1.1
DAYS >= 1.00        1               0.9     0.1
GREATEST
 24 HR. TOTAL    1.28   05/14 TO 05/14

SNOWFALL (INCHES)
TOTALS            0.0                                0.0
SINCE 7/1        10.0
SNOWDEPTH AVG.      0
DAYS >= 1.0         0
GREATEST
 SNOW DEPTH         0

DEGREE_DAYS
HEATING TOTAL      74               203    -129
 SINCE 7/1       4340              5408   -1068
COOLING TOTAL      65                26      39
 SINCE 1/1         65                29      36
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              3.0
HIGHEST WIND SPEED/DIRECTION    15/320    DATE  05/10
HIGHEST GUST SPEED/DIRECTION    31/200    DATE  05/03

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           15
NUMBER OF DAYS PC             13
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     79

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                6     RAIN                      10
LIGHT RAIN               15     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      23     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.

$$