Climatological Report (Monthly)
Issued by NWS Spokane, WA
Issued by NWS Spokane, WA
000 CXUS56 KOTX 011301 CLMGEG CLIMATE REPORT NATIONAL WEATHER SERVICE SPOKANE WA 601 AM PDT SUN OCT 01 2023 ................................... ...THE SPOKANE WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1881 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 98 09/18/1938 09/03/1988 LOW 22 09/23/2000 09/24/1926 HIGHEST 88 09/16 MM MM 96 09/02 LOWEST 39 09/29 MM MM 43 09/17 AVG. MAXIMUM 72.7 73.6 -0.9 78.2 AVG. MINIMUM 51.1 48.6 2.5 52.8 MEAN 61.9 61.1 0.8 65.5 DAYS MAX >= 90 0 1.4 -1.4 3 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.4 -0.4 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 5.58 1927 MINIMUM T 2012 TOTALS 0.43 0.58 -0.15 0.53 DAILY AVG. 0.01 0.02 -0.01 0.02 DAYS >= .01 9 4.7 4.3 4 DAYS >= .10 1 1.8 -0.8 1 DAYS >= .50 0 0.2 -0.2 0 DAYS >= 1.00 0 0.0 0.0 0 GREATEST 24 HR. TOTAL 0.21 09/26 TO 09/27 0.46 09/27 TO 09/27 SNOWFALL (INCHES) RECORDS TOTAL 3.3 2019 TOTALS 0.0 0.1 -0.1 0.0 SINCE 7/1 0.0 0.1 -0.1 MM SNOWDEPTH AVG. 0 0 DAYS >= 1.0 0 0.1 -0.1 0 GREATEST SNOW DEPTH 0 0 MM 24 HR TOTAL MM MM DEGREE DAYS HEATING TOTAL 134 162 -28 59 SINCE 7/1 153 216 -63 MM COOLING TOTAL 46 45 1 80 SINCE 1/1 792 514 278 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 7.3 HIGHEST WIND SPEED/DIRECTION 30/230 DATE 09/27 HIGHEST GUST SPEED/DIRECTION 38/230 DATE 09/27 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.55 NUMBER OF DAYS FAIR 8 NUMBER OF DAYS PC 14 NUMBER OF DAYS CLOUDY 8 AVERAGE RH (PERCENT) 55 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 1 MIXED PRECIP 0 HEAVY RAIN 0 RAIN 0 LIGHT RAIN 9 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 1 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 6 FOG W/VIS <= 1/4 MILE 2 HAZE 4 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$ SEPTEMBER 2023 BROUGHT A QUIET MONTH OF WEATHER WITH NEAR NORMAL TEMPERATURES AND PRECIPITATION TO NORTHEAST WASHINGTON AND THE NORTH IDAHO PANHANDLE. THERE WERE JUST A COUPLE WEATHER EVENTS DURING THE MONTH. THE FIRST BEING THUNDERSTORMS ON THE 3RD AROUND BOYDS AND COLVILLE THAT RESULTED IN POWER OUTAGES IN THE AREA. THE SECOND WAS AN ABNORMALLY COOL AND WET PERIOD TO CLOSE OUT THE MONTH WHERE HIGH TEMPERATURES FROM THE 27TH THROUGH THE 30TH DROPPED INTO THE 50S TO LOW 60S. A FEW THUNDERSTORMS ALSO OCCURRED PRODUCING BRIEF HEAVY RAIN. COCORAHS OBSERVERS 10-14 MILES NORTHEAST OF SANDPOINT PICKED UP NEAR AN INCH OF RAIN IN 24 HOURS DURING THIS WET PERIOD. NO RECORDS WERE SET DURING THE MONTH AT THE SPOKANE AIRPORT.