576
CXUS56 KOTX 011318
CLMOMK

CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
618 AM PDT THU OCT 01 2026

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

...THE OMAK WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1909 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            104   09/03/2025
 LOW              20   09/27/1945
HIGHEST           86   09/21         MM      MM      104  09/03
LOWEST            33   09/28         MM      MM       42  09/22
AVG. MAXIMUM    75.7               78.2    -2.5     84.8
AVG. MINIMUM    48.5               48.4     0.1     54.4
MEAN            62.1               63.3    -1.2     69.6
DAYS MAX >= 90     0                3.3    -3.3        5
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.7    -0.7        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.90   2019
 MINIMUM        0.00   1990
TOTALS          0.53               0.40    0.13     0.12
DAILY AVG.      0.02               0.01    0.01     0.00
DAYS >= .01        5                3.8     1.2        2
DAYS >= .10        1                1.3    -0.3        0
DAYS >= .50        0                0.1    -0.1        0
DAYS >= 1.00       0                0.0     0.0        0
GREATEST
 24 HR. TOTAL   0.40   09/13 TO 09/13               0.09


DEGREE DAYS
HEATING TOTAL    101                117     -16       26
 SINCE 7/1       114                137     -23       MM
COOLING TOTAL     21                 66     -45      171
 SINCE 1/1       816                702     114       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.8
HIGHEST WIND SPEED/DIRECTION    33/160    DATE  09/25
HIGHEST GUST SPEED/DIRECTION    44/170    DATE  09/25

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.24
NUMBER OF DAYS FAIR           21
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     54

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       1     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.

$$