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.
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