Climatological Report (Monthly)
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451
CXUS56 KOTX 011254
CLMDEW

CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
554 AM PDT SUN JUN 01 2025

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

...THE DEER_PARK WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
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             91   05/18/2006
 LOW              18   05/01/2013
HIGHEST           87   05/28         MM      MM       82  05/11
                       05/31
                                                          05/12
LOWEST            28   05/05         MM      MM       22  05/01
                       05/09
AVG. MAXIMUM    68.8               67.4     1.4     67.3
AVG. MINIMUM    39.1               39.2    -0.1     37.1
MEAN            54.0               53.3     0.7     52.2
DAYS MAX >= 90     0                0.1    -0.1        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     4                6.7    -2.7        8
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.95   2020
 MINIMUM        0.42   2021
TOTALS          1.35               1.92   -0.57     1.58
DAILY AVG.      0.04               0.06   -0.02     0.05
DAYS >= .01       11               11.0     0.0        9
DAYS >= .10        5                5.4    -0.4        5
DAYS >= .50        0                0.7    -0.7        1
DAYS >= 1.00       0                0.1    -0.1        0
GREATEST
 24 HR. TOTAL   0.35   05/19 TO 05/19               0.74


DEGREE DAYS
HEATING TOTAL    340                367     -27      390
 SINCE 7/1      6289               7074    -785       MM
COOLING TOTAL      5                  4       1        0
 SINCE 1/1         5                  4       1       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.4
HIGHEST WIND SPEED/DIRECTION    29/230    DATE  05/31
HIGHEST GUST SPEED/DIRECTION    38/210    DATE  05/18

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.35
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     64

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              2     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       7     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.

$$