Climatological Report (Monthly)
Issued by NWS Flagstaff, AZ

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CXUS55 KFGZ 011403
CLMINW


CLIMATE REPORT
NATIONAL WEATHER SERVICE FLAGSTAFF, AZ
703 AM MST SUN OCT 1 2017

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

...THE WINSLOW AZ AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1915 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             100   09/04/2017
 LOW               29   09/27/1924
HIGHEST           100R                                95  09/10
LOWEST             31                                 38  09/24
AVG. MAXIMUM     86.9              85.2     1.7     84.5
AVG. MINIMUM     51.4              52.3    -0.9     51.2
MEAN             69.2              68.7     0.5     67.9
DAYS MAX >= 90     11               7.5     3.5        7
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      1               0.0     1.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.45   1996
 MINIMUM         0.00   1957
TOTALS           0.21              0.88   -0.67     0.85
DAILY AVG.       0.01              0.03   -0.02     0.03
DAYS >= .01         3               5.1    -2.1        7
DAYS >= .10         1               2.2    -1.2        2
DAYS >= .50         0               0.4    -0.4        0
DAYS >= 1.00        0               0.1    -0.1        0
GREATEST
 24 HR. TOTAL    0.13   09/08 TO 09/08              0.49

DEGREE_DAYS
HEATING TOTAL      51                31      20       30
 SINCE 7/1         51                31      20       30
COOLING TOTAL     183               143      40      123
 SINCE 1/1       1433              1201     232     1269
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.0
HIGHEST WIND SPEED/DIRECTION    41/190    DATE  09/14
HIGHEST GUST SPEED/DIRECTION    53/200    DATE  09/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.10
NUMBER OF DAYS FAIR           29
NUMBER OF DAYS PC              1
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     39

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

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

$$



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