236
CDUS46 KSEW 130827
CLIBLI
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT SAT SEP 13 2025
...............................
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 12 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 68 311 PM 80 1975 69 -1 66
MINIMUM 54 1127 PM 33 1949 50 4 50
AVERAGE 61 60 1 58
PRECIPITATION (IN)
YESTERDAY 0.00 0.95 2010 0.06 -0.06 0.00
MONTH TO DATE 0.02 0.70 -0.68 0.12
SINCE OCT 1 31.35 33.40 -2.05 36.99
SINCE JAN 1 16.80 20.02 -3.22 23.71
DEGREE DAYS
HEATING
YESTERDAY 4 5 -1 7
MONTH TO DATE 20 53 -33 40
SINCE SEP 1 20 53 -33 40
SINCE JUL 1 109 185 -76 158
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 4 0 4 10
SINCE SEP 1 4 0 4 10
SINCE JAN 1 91 71 20 82
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WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION S (180)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 6.2
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1100 PM
LOWEST 65 300 PM
AVERAGE 81
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THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 83 1957
MINIMUM TEMPERATURE (F) 50 33 1970
SUNRISE AND SUNSET
SEPTEMBER 13 2025.....SUNRISE 645 AM PDT SUNSET 726 PM PDT
SEPTEMBER 14 2025.....SUNRISE 646 AM PDT SUNSET 724 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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