Climatological Report (Monthly)
Issued by NWS

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CXUS56 KOTX 021816
CLMPUW


CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE, WA
1013 AM PST TUE JAN 2 2018

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

...THE PULLMAN-MOSCOW  AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 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              59   12/27/1980
 LOW              -32   12/30/1968
HIGHEST            45   12/30        MM      MM       44  12/03
LOWEST              2   12/23        MM      MM      -12  12/17
AVG. MAXIMUM     33.5              35.5    -2.0     31.0
AVG. MINIMUM     23.6              24.8    -1.2     19.0
MEAN             28.6              30.1    -1.5     25.0
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     14               9.2     4.8       18
DAYS MIN <= 32     26              24.6     1.4       30
DAYS MIN <= 0       0               0.8    -0.8        2

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.20   1964
 MINIMUM         0.62   2004
TOTALS           3.36              1.57    1.79     1.55
DAILY AVG.       0.11              0.05    0.06     0.05
DAYS >= .01        10                MM      MM       16
DAYS >= .10         5                MM      MM        9
DAYS >= .50         2                MM      MM        0
DAYS >= 1.00        1                MM      MM        0
GREATEST
 24 HR. TOTAL    1.77   12/29 TO 12/29           12/04 TO 12/04
                                                          12/04 TO 12/04
                                                          12/04 TO 12/04

SNOWFALL (INCHES)
RECORDS
 TOTAL           44.6   MM
TOTALS             MM                MM      MM       MM
SINCE 7/1          MM                MM      MM      0.0
SNOWDEPTH AVG.     MM                MM      MM       MM
DAYS >= 1.0        MM                MM      MM       MM
GREATEST
 SNOW DEPTH        MM                                 MM  MM
 24 HR TOTAL       MM                                 MM

DEGREE_DAYS
HEATING TOTAL    1122              1080      42     1230
 SINCE 7/1       2605              2824    -219     2578
COOLING TOTAL       0                 0       0        0
 SINCE 1/1        517               213     304      203
.....................................................

WIND (MPH)
AVERAGE WIND SPEED              6.3
HIGHEST WIND SPEED/DIRECTION    30/250    DATE  12/30
HIGHEST GUST SPEED/DIRECTION    41/260    DATE  12/30

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.70
NUMBER OF DAYS FAIR            7
NUMBER OF DAYS PC              3
NUMBER OF DAYS CLOUDY         21

AVERAGE RH (PERCENT)     83

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       3
LIGHT RAIN                6     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       4
LIGHT SNOW               15     SLEET                      0
FOG                      25     FOG W/VIS <= 1/4 MILE     12
HAZE                      4

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

$$


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