Climatological Report (Monthly)
Issued by NWS
Issued by NWS
266
CXUS56 KOTX 011322
CLMOMK
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
622 AM PDT WED OCT 01 2025
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...THE OMAK WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1909 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 104 09/03/2025
LOW 20 09/27/1945
HIGHEST 104R 09/03 MM MM 100 09/01
LOWEST 42 09/22 MM MM 34 09/30
AVG. MAXIMUM 84.8 78.2 6.6 84.2
AVG. MINIMUM 54.4 48.4 6.0 52.8
MEAN 69.6 63.3 6.3 68.5
DAYS MAX >= 90 5 3.3 1.7 10
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 0.12 0.40 -0.28 0.03
DAILY AVG. 0.00 0.01 -0.01 0.00
DAYS >= .01 2 3.8 -1.8 1
DAYS >= .10 0 1.3 -1.3 0
DAYS >= .50 0 0.1 -0.1 0
DAYS >= 1.00 0 0.0 0.0 0
GREATEST
24 HR. TOTAL 0.09 09/14 TO 09/14 0.03
DEGREE DAYS
HEATING TOTAL 26 117 -91 49
SINCE 7/1 26 137 -111 MM
COOLING TOTAL 171 66 105 164
SINCE 1/1 1018 702 316 MM
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WIND (MPH)
AVERAGE WIND SPEED 7.6
HIGHEST WIND SPEED/DIRECTION 36/020 DATE 09/21
HIGHEST GUST SPEED/DIRECTION 43/010 DATE 09/21
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.11
NUMBER OF DAYS FAIR 27
NUMBER OF DAYS PC 3
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 45
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 1
LIGHT RAIN 5 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 10
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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