Climatological Report (Monthly)
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CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
607 AM EDT SUN OCT 1 2017

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

...THE JOHNSTOWN CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 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               25   09/28/1957
HIGHEST            85   09/25                         84  09/10
LOWEST             42   09/10                         44  09/25
                        09/09

AVG. MAXIMUM     71.6              68.4     3.2     74.0
AVG. MINIMUM     54.2              51.4     2.8     56.9
MEAN             62.9              59.9     3.0     65.4
DAYS MAX >= 90      0                MM      MM        0
DAYS MAX <= 32      0                MM      MM        0
DAYS MIN <= 32      0                MM      MM        0
DAYS MIN <= 0       0                MM      MM        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.02   1971
 MINIMUM         0.51   1908

TOTALS           2.17                MM      MM     2.92
DAILY AVG.       0.07              0.11   -0.04     0.10
DAYS >= .01         9                MM      MM       10
DAYS >= .10         7                MM      MM        6
DAYS >= .50         2                MM      MM        3
DAYS >= 1.00        0                MM      MM        0
GREATEST
 24 HR. TOTAL    0.57   09/05 TO 09/06


DEGREE_DAYS
HEATING TOTAL     127               180     -53       66
 SINCE 7/1        168               218     -50       77
COOLING TOTAL      73                22      51       86
 SINCE 1/1        475               382      93      689
..........................................................

WIND (MPH)
AVERAGE WIND SPEED              5.7
HIGHEST WIND SPEED/DIRECTION    29/310    DATE  09/29
HIGHEST GUST SPEED/DIRECTION    39/310    DATE  09/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           17
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       5
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      20     FOG W/VIS <= 1/4 MILE      5
HAZE                      2

-  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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