


Climatological Report (Monthly)
Issued by NWS
Issued by NWS
274 CXUS56 KOTX 011322 CLMPUW CLIMATE REPORT NATIONAL WEATHER SERVICE SPOKANE WA 622 AM PDT WED OCT 01 2025 ................................... ...THE PULLMAN_MOSCOW AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1893 TO 2025 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 100 09/04/1998 LOW 20 09/29/1983 HIGHEST 98 09/01 MM MM 95 09/07 LOWEST 38 09/22 MM MM 28 09/30 AVG. MAXIMUM 80.6 74.2 6.4 76.3 AVG. MINIMUM 52.6 45.4 7.2 48.9 MEAN 66.6 59.8 6.8 62.6 DAYS MAX >= 90 5 1.9 3.1 4 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 1.2 -1.2 1 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 4.42 1927 MINIMUM 0.00 1987 TOTALS 0.82 0.65 0.17 1.36 DAILY AVG. 0.03 0.02 0.01 0.05 DAYS >= .01 7 4.6 2.4 4 DAYS >= .10 4 2.1 1.9 3 DAYS >= .50 0 0.1 -0.1 1 DAYS >= 1.00 0 0.0 0.0 0 GREATEST 24 HR. TOTAL 0.39 09/14 TO 09/15 1.03 DEGREE DAYS HEATING TOTAL 55 189 -134 140 SINCE 7/1 81 287 -206 MM COOLING TOTAL 111 32 79 74 SINCE 1/1 433 282 151 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 5.0 HIGHEST WIND SPEED/DIRECTION 25/110 DATE 09/10 HIGHEST GUST SPEED/DIRECTION 41/120 DATE 09/10 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.13 NUMBER OF DAYS FAIR 25 NUMBER OF DAYS PC 4 NUMBER OF DAYS CLOUDY 1 AVERAGE RH (PERCENT) 47 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 3 MIXED PRECIP 0 HEAVY RAIN 3 RAIN 3 LIGHT RAIN 8 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 4 FOG W/VIS <= 1/4 MILE 0 HAZE 15 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$