297
CDUS46 KSEW 300839
CLIBLI
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
139 AM PDT TUE SEP 30 2025
...............................
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 29 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 68 546 AM 77 2008 64 4 59
MINIMUM 57 1159 PM 32 1954 47 10 41
1983
AVERAGE 63 56 7 50
PRECIPITATION (IN)
YESTERDAY 0.74 0.98 2005 0.08 0.66 0.00
MONTH TO DATE 1.32 1.92 -0.60 2.00
SINCE OCT 1 32.65 34.62 -1.97 38.87
SINCE JAN 1 18.10 21.24 -3.14 25.59
DEGREE DAYS
HEATING
YESTERDAY 2 9 -7 15
MONTH TO DATE 112 179 -67 187
SINCE SEP 1 112 179 -67 187
SINCE JUL 1 201 311 -110 305
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 5 0 5 10
SINCE SEP 1 5 0 5 10
SINCE JAN 1 92 71 21 82
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (170)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 8.0
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 97 600 PM
LOWEST 57 1200 AM
AVERAGE 77
......................................................
THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 77 1987
MINIMUM TEMPERATURE (F) 47 32 1950
SUNRISE AND SUNSET
SEPTEMBER 30 2025.....SUNRISE 709 AM PDT SUNSET 650 PM PDT
OCTOBER 1 2025.......SUNRISE 710 AM PDT SUNSET 648 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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