Climatological Report (Annual)
Issued by NWS Spokane, WA

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000
CXUS56 KOTX 172118 CCA
CLAGEG

CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE, WA
1100 AM PST TUE JAN 2 2018

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

...THE SPOKANE WA AIRPORT CLIMATE SUMMARY FOR THE YEAR OF 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1881 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH             108   08/04/1961
                        07/26/1928
 LOW              -30   01/16/1888
                        01/15/1888
HIGHEST            99   07/07
LOWEST             -4   01/14
                        01/12
AVG. MAXIMUM     57.6              58.1    -0.5
AVG. MINIMUM     39.1              38.0     1.1
MEAN             48.4              48.2     0.2
DAYS MAX >= 90     35              16.2    18.8
DAYS MAX <= 32     49              33.1    15.9
DAYS MIN <= 32    123             117.2     5.8
DAYS MIN <= 0       8               2.6     5.4

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        26.07   1948
 MINIMUM         7.55   1929
TOTALS          22.34             16.25    6.09
DAILY AVG.          T              0.04   -0.04
DAYS >= .01       123             112.2    10.8
DAYS >= .10        67              53.0    14.0
DAYS >= .50         8               5.9     2.1
DAYS >= 1.00        1               0.3     0.7
GREATEST
 24 HR. TOTAL    1.12   MM

SNOWFALL (INCHES)
RECORDS
 TOTAL          132.6   2008
TOTALS           63.5              42.7    20.8
DAYS >= TRACE      85              34.4    50.6
DAYS >= 1.0        19              15.6     3.4
GREATEST
 24 HR TOTAL      7.1   MM

DEGREE_DAYS
HEATING TOTAL    6725              6593     132
COOLING TOTAL     794               450     344

FREEZE DATES
RECORD
 EARLIEST     09/11/1889
 LATEST       05/25/1964
EARLIEST                        10/11
LATEST                          04/23
.................................................

WIND (MPH)
AVERAGE WIND SPEED              7.8
HIGHEST WIND SPEED/DIRECTION    44/230    DATE  10/17
HIGHEST GUST SPEED/DIRECTION    55/220    DATE  04/07

SKY COVER
AVERAGE SKY COVER           0.60

AVERAGE RH (PERCENT)     64

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             13     MIXED PRECIP               1
HEAVY RAIN                6     RAIN                      28
LIGHT RAIN              131     FREEZING RAIN              3
LT FREEZING RAIN         18     HAIL                      11
HEAVY SNOW                2     SNOW                      35
LIGHT SNOW               69     SLEET                      3
FOG                     161     FOG W/VIS <= 1/4 MILE     49
HAZE                     44

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

$$



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