687
CDUS46 KSEW 210826
CLIBLI
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT SUN SEP 21 2025
...............................
..THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 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 67 1244 PM 89 1974 67 0 63
MINIMUM 45 505 AM 35 1968 49 -4 46
1983
AVERAGE 56 58 -2 55
PRECIPITATION (IN)
YESTERDAY 0.07 0.55 2008 0.07 0.00 0.00
MONTH TO DATE 0.17 1.24 -1.07 0.59
SINCE OCT 1 31.50 33.94 -2.44 37.46
SINCE JAN 1 16.95 20.56 -3.61 24.18
DEGREE DAYS
HEATING
YESTERDAY 9 7 2 10
MONTH TO DATE 59 104 -45 109
SINCE SEP 1 59 104 -45 109
SINCE JUL 1 148 236 -88 227
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
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WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION S (180)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 6.4
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 200 AM
LOWEST 61 500 PM
AVERAGE 81
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THE BELLINGHAM WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 85 1952
MINIMUM TEMPERATURE (F) 49 32 1955
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 656 AM PDT SUNSET 709 PM PDT
SEPTEMBER 22 2025.....SUNRISE 657 AM PDT SUNSET 707 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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