Climatological Report (Monthly)
Issued by NWS
Issued by NWS
270
CXUS56 KOTX 011322
CLMMWH
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
622 AM PDT WED OCT 01 2025
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...THE MOSES LAKE WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 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
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TEMPERATURE (F)
RECORD
HIGH 100 09/04/2020
LOW 27 09/23/2000
HIGHEST 98 09/02 MM MM 100 09/07
09/03
LOWEST 39 09/22 MM MM 32 09/30
AVG. MAXIMUM 84.3 78.7 5.6 82.9
AVG. MINIMUM 53.0 47.0 6.0 51.5
MEAN 68.7 62.8 5.9 67.2
DAYS MAX >= 90 5 3.3 1.7 8
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.2 -0.2 1
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 2.20 1959
MINIMUM T 2024
TOTALS 0.13 0.26 -0.13 T
DAILY AVG. 0.00 0.01 -0.01 T
DAYS >= .01 3 2.8 0.2 0
DAYS >= .10 0 0.8 -0.8 0
DAYS >= .50 0 0.0 0.0 0
DAYS >= 1.00 0 0.0 0.0 0
GREATEST
24 HR. TOTAL 0.07 09/21 TO 09/21 T
DEGREE DAYS
HEATING TOTAL 28 117 -89 63
SINCE 7/1 28 133 -105 MM
COOLING TOTAL 145 53 92 139
SINCE 1/1 971 676 295 MM
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WIND (MPH)
AVERAGE WIND SPEED 5.5
HIGHEST WIND SPEED/DIRECTION 26/230 DATE 09/21
HIGHEST GUST SPEED/DIRECTION 36/220 DATE 09/21
36/290 09/25
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) 54
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 1
LIGHT RAIN 3 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 0 FOG W/VIS <= 1/4 MILE 0
HAZE 19
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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