Climatological Report (Monthly)
Issued by NWS Spokane, WA
Issued by NWS Spokane, WA
477 CXUS56 KOTX 021858 CLMGEG CLIMATE REPORT NATIONAL WEATHER SERVICE SPOKANE WA 1058 AM PST TUE JAN 02 2024 ................................... ...THE SPOKANE WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 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 60 12/10/1939 LOW -25 12/30/1968 HIGHEST 52 12/05 MM MM 45 12/27 LOWEST 23 12/23 MM MM -10 12/22 12/24 AVG. MAXIMUM 38.6 33.8 4.8 28.3 AVG. MINIMUM 30.5 24.3 6.2 18.7 MEAN 34.6 29.1 5.5 23.5 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 1 13.0 -12.0 19 DAYS MIN <= 32 20 26.9 -6.9 28 DAYS MIN <= 0 0 0.5 -0.5 3 PRECIPITATION (INCHES) RECORD MAXIMUM 5.13 1964 MINIMUM 0.21 1883 TOTALS 3.34 2.34 1.00 3.59 DAILY AVG. 0.11 0.08 0.03 0.12 DAYS >= .01 15 13.8 1.2 13 DAYS >= .10 11 7.4 3.6 9 DAYS >= .50 2 1.0 1.0 2 DAYS >= 1.00 0 0.1 -0.1 0 GREATEST 24 HR. TOTAL 0.76 12/09 TO 12/10 1.14 SNOWFALL (INCHES) RECORDS TOTAL 61.5 2008 TOTALS 11.8 13.8 -2.0 16.9 SINCE 7/1 13.7 20.6 -6.9 MM SNOWDEPTH AVG. 1 11 DAYS >= 1.0 4 4.5 -0.5 5 GREATEST SNOW DEPTH 6 12/10 15 12/21 12/24 12/25 24 HR TOTAL MM 5.0 DEGREE DAYS HEATING TOTAL 935 1114 -179 1279 SINCE 7/1 2360 2725 -365 MM COOLING TOTAL 0 0 0 0 SINCE 1/1 795 515 280 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 6.9 HIGHEST WIND SPEED/DIRECTION 29/240 DATE 12/02 HIGHEST GUST SPEED/DIRECTION 35/230 DATE 12/02 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.88 NUMBER OF DAYS FAIR 0 NUMBER OF DAYS PC 5 NUMBER OF DAYS CLOUDY 26 AVERAGE RH (PERCENT) 87 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 0 MIXED PRECIP 4 HEAVY RAIN 0 RAIN 3 LIGHT RAIN 15 FREEZING RAIN 0 LT FREEZING RAIN 1 HAIL 0 HEAVY SNOW 0 SNOW 2 LIGHT SNOW 8 SLEET 0 FOG 24 FOG W/VIS <= 1/4 MILE 15 HAZE 3 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$ DECEMBER 2023 FINISHED WARMER AND WETTER THAN NORMAL OVER NORTHEAST WASHINGTON INTO THE NORTH IDAHO PANHANDLE. IT WAS THE 13TH WARMESTTHE FIRST TENS DAYS OF THE MONTH WERE VERY ACTIVE. DECEMBER ON RECORD FOR THE SPOKANE AIRPORT. WIDESPREAD SNOW STARTED OFF THE MONTH WITH ACCUMULATIONS THROUGH THE 2ND RANGING FROM 5 TO 7" FROM THE SPOKANE AREA INTO THE NORTH IDAHO PANHANDLE. THE 1ST WAS THE ONLY DAY DURING THE ENTIRE MONTH WHERE SPOKANE RECORDED A BELOW NORMAL TEMPERATURE FOR THE DAY. THEN A PAIR OF ATMOSPHERIC RIVERS BROUGHT A WARM AND WET PERIOD ESPECIALLY FROM THE 5TH THROUGH THE 7TH WITH MODERATE TO HEAVY RAIN AND RAPID SNOW MELT. RAPID RIVER RISES OCCURRED IN BONNER COUNTY IN NORTH IDAHO WITH MINOR FLOODING ON THE PACK RIVER AND LIGHTNING CREEK. PRECIPITATION TOTALS THROUGH THIS WET PERIOD INCLUDE 4.46" 10 MILES NORTH-NORTHEAST OF SANDPOINT, 3.50" IN CLAYTON, AND 3.37" IN SANDPOINT. THE DIAL TURNED BACK TO WINTER ON THE 9TH INTO THE MORNIGN OF THE 10TH WITH MORE WIDESPREAD SNOW. HEAVY WET SNOW LED TO WINTER DRIVING CONDITIONS INCLUDING A CLOSURE OF WESTBOUND I-90 NEAR CHENEY. SNOW AMOUNTS INCLUDE 7-9" IN DEER PARK, NEWMAN LAKE, ELK, AND SPIRIT LAKE AREAS. SPOKANE AND COEUR D`ALENE SNOW TOTALS RANGED FROM 3-6". THE REMAINDER OF THE MONTH BROUGHT RATHER QUIET WEATHER ESPECIALLY BY DECEMBER STANDARDS WITH PERIODS OF MAINLY LIGHT RAIN IN THE VALLEYS AND LIGHT MOUNTAIN SNOW. A RECORD WARM LOW TEMPERATURE OF 44F WAS SET AT THE SPOKANE AIRPORT ON THE 6TH.