Climatological Report (Monthly)
Issued by NWS
Issued by NWS
276
CXUS56 KOTX 011322
CLMEPH
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
622 AM PDT WED OCT 01 2025
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...THE EPHRATA WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 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 106 09/03/1988
LOW 28 09/23/2000
HIGHEST 99 09/02 MM MM 99 09/07
09/03
LOWEST 43 09/30 MM MM 38 09/30
AVG. MAXIMUM 84.5 78.5 6.0 83.0
AVG. MINIMUM 56.8 50.6 6.2 53.9
MEAN 70.7 64.5 6.2 68.5
DAYS MAX >= 90 8 3.3 4.7 7
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.1 -0.1 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 1.68 1986
MINIMUM 0.00 1999
TOTALS 0.15 0.22 -0.07 0.01
DAILY AVG. 0.01 0.01 0.00 0.00
DAYS >= .01 3 2.6 0.4 1
DAYS >= .10 0 0.7 -0.7 0
DAYS >= .50 0 0.0 0.0 0
DAYS >= 1.00 0 0.0 0.0 0
GREATEST
24 HR. TOTAL 0.07 09/09 TO 09/09 0.01
DEGREE DAYS
HEATING TOTAL 17 94 -77 44
SINCE 7/1 17 107 -90 MM
COOLING TOTAL 196 80 116 156
SINCE 1/1 1200 841 359 MM
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WIND (MPH)
AVERAGE WIND SPEED 6.6
HIGHEST WIND SPEED/DIRECTION 31/300 DATE 09/25
HIGHEST GUST SPEED/DIRECTION 44/290 DATE 09/25
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.14
NUMBER OF DAYS FAIR 25
NUMBER OF DAYS PC 5
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 48
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 1
LIGHT RAIN 9 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 17
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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