


Climatological Report (Monthly)
Issued by NWS
Issued by NWS
455 CXUS56 KOTX 011254 CLMEPH CLIMATE REPORT NATIONAL WEATHER SERVICE SPOKANE WA 554 AM PDT SUN JUN 01 2025 ................................... ...THE EPHRATA WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 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 ................................................................ TEMPERATURE (F) RECORD HIGH 101 05/31/1986 LOW 28 05/08/2002 HIGHEST 92 05/28 MM MM 88 05/11 05/31 05/12 LOWEST 36 05/19 MM MM 32 05/02 05/20 AVG. MAXIMUM 75.5 73.3 2.2 72.7 AVG. MINIMUM 46.9 47.6 -0.7 45.5 MEAN 61.2 60.4 0.8 59.1 DAYS MAX >= 90 2 1.5 0.5 0 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.5 -0.5 1 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 1.83 1972 MINIMUM 0.00 1992 TOTALS 0.35 0.75 -0.40 0.14 DAILY AVG. 0.01 0.02 -0.01 0.00 DAYS >= .01 5 6.4 -1.4 5 DAYS >= .10 1 2.4 -1.4 0 DAYS >= .50 0 0.3 -0.3 0 DAYS >= 1.00 0 0.0 0.0 0 GREATEST 24 HR. TOTAL 0.27 05/17 TO 05/17 0.08 DEGREE DAYS HEATING TOTAL 151 181 -30 206 SINCE 7/1 5344 5702 -358 MM COOLING TOTAL 39 40 -1 32 SINCE 1/1 45 42 3 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 8.7 HIGHEST WIND SPEED/DIRECTION 33/200 DATE 05/25 33/310 05/31 HIGHEST GUST SPEED/DIRECTION 49/220 DATE 05/31 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.22 NUMBER OF DAYS FAIR 22 NUMBER OF DAYS PC 8 NUMBER OF DAYS CLOUDY 1 AVERAGE RH (PERCENT) 44 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 0 HEAVY RAIN 1 RAIN 2 LIGHT RAIN 9 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 2 FOG W/VIS <= 1/4 MILE 1 HAZE 0 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$