Climatological Report (Seasonal)
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CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
247 AM EST FRI DEC 1 2017

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

...THE JOHNSTOWN CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2017 TO 11/30/2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1892 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             104   09/03/1953
 LOW                1   11/29/1930
HIGHEST            85   09/25        MM      MM       84  09/10
LOWEST             11   11/11        MM      MM       22  11/23

AVG. MAXIMUM     61.2              57.4     3.8     62.7
AVG. MINIMUM     44.5              42.0     2.5     45.8
MEAN             52.8              49.7     3.1     54.2
DAYS MAX >= 90      0                MM      MM        0
DAYS MAX <= 32      1                MM      MM        3
DAYS MIN <= 32     19                MM      MM       13
DAYS MIN <= 0       0                MM      MM        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        17.18   1971
 MINIMUM         1.59   1908

TOTALS           9.66             10.18   -0.52     8.17
DAILY AVG.       0.10              0.11   -0.01     0.09
DAYS >= .01        31                MM      MM       35
DAYS >= .10        21                MM      MM       19
DAYS >= .50         8                MM      MM        6
DAYS >= 1.00        2                MM      MM        1
GREATEST
 24 HR. TOTAL    1.51   MM

 STORM TOTAL       MM
 (MM/DD(HH))            MM

DEGREE_DAYS
HEATING TOTAL    1172              1421    -249     1058
 SINCE 7/1       1213              1463    -250     1069
COOLING TOTAL      95                28      67      102
 SINCE 1/1        497               388     109      705

FREEZE DATES
RECORD
 EARLIEST     08/31/1894
 LATEST       05/27/1915
EARLIEST                        MM
LATEST                          MM
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.1
RESULTANT WIND SPEED/DIRECTION   3/239
HIGHEST WIND SPEED/DIRECTION    32/230    DATE  11/19
HIGHEST GUST SPEED/DIRECTION    46/310    DATE  11/19

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           36
NUMBER OF DAYS PC             30
NUMBER OF DAYS CLOUDY         24

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN               14     RAIN                      19
LIGHT RAIN               41     FREEZING RAIN              0
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                7     SLEET                      0
FOG                      52     FOG W/VIS <= 1/4 MILE     16
HAZE                      5

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

$$

LA CORTE


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