Climatological Report (Monthly) Issued by NWS
000
CXUS56 KSEW 052102
CLMBLI
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
102 PM PST FRI JAN 05 2024
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...THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2023...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 67 12/10/2014
LOW 12/16/1964
HIGHEST 60 12/29 MM MM 61 12/26
LOWEST 26 12/24 MM MM 11 12/21
12/22
AVG. MAXIMUM 50.0 45.5 4.5 40.4
AVG. MINIMUM 36.7 34.1 2.6 28.5
MEAN 43.3 39.8 3.5 34.5
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 1.6 -1.6 7
DAYS MIN <= 32 9 13.2 -4.2 18
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 9.99 1979
MINIMUM 1.00 1985
TOTALS 5.67 4.33 1.34 3.28
DAILY AVG. 0.18 0.14 0.04 0.11
DAYS >= .01 18 19.3 -1.3 19
DAYS >= .10 13 11.0 2.0 8
DAYS >= .50 5 2.3 2.7 2
DAYS >= 1.00 0 0.4 -0.4 0
GREATEST
24 HR. TOTAL 1.44 12/04 TO 12/05
DEGREE DAYS
HEATING TOTAL 666 781 -115 940
SINCE 7/1 2002 2153 -151 MM
COOLING TOTAL 0 0 0 0
SINCE 1/1 111 75 36 MM
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WIND (MPH)
AVERAGE WIND SPEED 5.1
HIGHEST WIND SPEED/DIRECTION 40/160 DATE 12/25
HIGHEST GUST SPEED/DIRECTION 58/170 DATE 12/25
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.70
NUMBER OF DAYS FAIR 2
NUMBER OF DAYS PC 15
NUMBER OF DAYS CLOUDY 14
AVERAGE RH (PERCENT) 86
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 11
LIGHT RAIN 24 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 26 FOG W/VIS <= 1/4 MILE 13
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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