Climatological Report (Monthly)
Issued by NWS

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524
CXUS56 KOTX 010837
CLMPUW

CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
137 AM PDT TUE OCT 01 2024

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

...THE PULLMAN_MOSCOW  AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2024

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           95   09/07         MM      MM       89  09/16
LOWEST            28   09/30         MM      MM       40  09/19
                                                          09/29
AVG. MAXIMUM    76.3               74.2     2.1     72.1
AVG. MINIMUM    48.9               45.4     3.5     48.0
MEAN            62.6               59.8     2.8     60.0
DAYS MAX >= 90     4                1.9     2.1        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     1                1.2    -0.2        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        4.42   1927
 MINIMUM        0.00   1987
TOTALS          1.36               0.65    0.71     1.01
DAILY AVG.      0.05               0.02    0.03     0.03
DAYS >= .01        4                4.6    -0.6       11
DAYS >= .10        3                2.1     0.9        3
DAYS >= .50        1                0.1     0.9        0
DAYS >= 1.00       0                0.0     0.0        0
GREATEST
 24 HR. TOTAL   1.03   09/11 TO 09/12               0.33


DEGREE DAYS
HEATING TOTAL    140                189     -49      169
 SINCE 7/1       219                287     -68       MM
COOLING TOTAL     74                 32      42       29
 SINCE 1/1       415                282     133       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.3
HIGHEST WIND SPEED/DIRECTION    47/220    DATE  09/25
HIGHEST GUST SPEED/DIRECTION    66/230    DATE  09/25

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.19
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     50

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       3     FOG W/VIS <= 1/4 MILE      0
HAZE                     10

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

$$