Climatological Report (Monthly)
Issued by NWS

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CXUS56 KOTX 011435 CCA
CLMPUW

CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE, WA
126 AM PDT SUN OCT 1 2017

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

...THE PULLMAN-MOSCOW  AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 9999 TO 9999

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             100   09/04/1998
 LOW               20   09/29/1983
HIGHEST            96   09/02        MM      MM       86  09/26
LOWEST             31   09/22        MM      MM       32  09/13
AVG. MAXIMUM     73.9              73.3     0.6     71.1
AVG. MINIMUM     48.7              43.0     5.7     44.5
MEAN             61.3              58.2     3.1     57.8
DAYS MAX >= 90      4               1.7     2.3        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      1               1.3    -0.3        1
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.24   1947
 MINIMUM            T   2012
                        1987
TOTALS           0.68              0.78   -0.10     0.36
DAILY AVG.       0.02              0.03   -0.01     0.01
DAYS >= .01         4                MM      MM        6
DAYS >= .10         3                MM      MM        2
DAYS >= .50         0                MM      MM        0
DAYS >= 1.00        0                MM      MM        0
GREATEST
 24 HR. TOTAL    0.28   09/19 TO 09/19           09/06 TO 09/06

DEGREE_DAYS
HEATING TOTAL     187               228     -41      216
 SINCE 7/1        210               361    -151      318
COOLING TOTAL      83                22      61        6
 SINCE 1/1        517               212     305      203
.......................................................

WIND (MPH)
AVERAGE WIND SPEED              5.9
HIGHEST WIND SPEED/DIRECTION    26/250    DATE  09/30
HIGHEST GUST SPEED/DIRECTION    37/240    DATE  09/19

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     52

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       3
LIGHT RAIN                7     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       5     FOG W/VIS <= 1/4 MILE      1
HAZE                     20

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

$$


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