349
CDUS46 KSEW 170927
CLIBLI
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PST WED DEC 17 2025
...............................
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 16 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 52 652 PM 59 2018 45 7 41
MINIMUM 43 322 AM -1 1964 34 9 36
AVERAGE 48 40 8 39
PRECIPITATION (IN)
YESTERDAY 1.24R 0.82 2002 0.14 1.10 0.30
MONTH TO DATE 6.23 2.21 4.02 2.09
SINCE OCT 1 16.23 11.26 4.97 11.28
SINCE JAN 1 34.36 32.59 1.77 36.87
DEGREE DAYS
HEATING
YESTERDAY 17 26 -9 26
MONTH TO DATE 286 394 -108 397
SINCE DEC 1 286 394 -108 397
SINCE JUL 1 1533 1763 -230 1729
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 92 75 17 82
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION S (170)
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 9.9
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 300 PM
LOWEST 71 100 AM
AVERAGE 84
......................................................
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 45 57 1976
1994
MINIMUM TEMPERATURE (F) 34 6 1964
SUNRISE AND SUNSET
DECEMBER 17 2025......SUNRISE 758 AM PST SUNSET 415 PM PST
DECEMBER 18 2025......SUNRISE 759 AM PST SUNSET 415 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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