774
CXUS56 KSEW 291948 CCA
CLMBLI
CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE SEATTLE
1148 AM PST WED JAN 29 2025
...............................
...THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2024...
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
............................................................
TEMPERATURE (F)
RECORD
HIGH 67 12/10/2014
LOW 12/16/1964
HIGHEST 60 12/06 MM MM 60 12/29
LOWEST 26 12/11 MM MM 26 12/24
AVG. MAXIMUM 49.2 45.5 3.7 50.0
AVG. MINIMUM 36.2 34.1 2.1 36.7
MEAN 42.7 39.8 2.9 43.3
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 1.6 -1.6 0
DAYS MIN <= 32 10 13.2 -3.2 9
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 9.99 1979
MINIMUM 1.00 1985
TOTALS 5.36 4.33 1.03 5.67
DAILY AVG. 0.17 0.14 0.03 0.18
DAYS >= .01 24 19.3 3.7 18
DAYS >= .10 15 11.0 4.0 13
DAYS >= .50 2 2.3 -0.3 5
DAYS >= 1.00 1 0.4 0.6 0
GREATEST
24 HR. TOTAL 1.50 12/17 TO 12/18
DEGREE DAYS
HEATING TOTAL 682 781 -99 666
SINCE 7/1 2014 2153 -139 MM
COOLING TOTAL 0 0 0 0
SINCE 1/1 82 75 7 MM
............................................................
WIND (MPH)
AVERAGE WIND SPEED 6.2
HIGHEST WIND SPEED/DIRECTION 40/160 DATE 12/14
HIGHEST GUST SPEED/DIRECTION 62/150 DATE 12/25
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.67
NUMBER OF DAYS FAIR 4
NUMBER OF DAYS PC 10
NUMBER OF DAYS CLOUDY 16
AVERAGE RH (PERCENT) 86
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 8
LIGHT RAIN 23 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 27 FOG W/VIS <= 1/4 MILE 6
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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