214
CXUS56 KSEW 011032
CLMBLI

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
332 AM PDT SUN JUN 01 2025

...................................

...THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             90   05/28/1983
 LOW              30   05/07/1962
                       05/04/1949
HIGHEST           78   05/28         MM      MM       76  05/10
LOWEST            35   05/05         MM      MM       35  05/02
AVG. MAXIMUM    63.4               63.9    -0.5     61.5
AVG. MINIMUM    45.2               47.0    -1.8     45.1
MEAN            54.3               55.5    -1.2     53.3
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.1    -0.1        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        5.93   1984
 MINIMUM        0.17   2018
TOTALS          1.69               2.23   -0.54     3.24
DAILY AVG.      0.05               0.07   -0.02     0.10
DAYS >= .01       13               12.3     0.7       11
DAYS >= .10        7                6.2     0.8        7
DAYS >= .50        0                1.0    -1.0        3
DAYS >= 1.00       0                0.1    -0.1        1
GREATEST
 24 HR. TOTAL   0.42   05/16 TO 05/17


DEGREE DAYS
HEATING TOTAL    324                297      27      355
 SINCE 7/1      5014               4944      70       MM
COOLING TOTAL      0                  1      -1        0
 SINCE 1/1         0                  1      -1       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.2
HIGHEST WIND SPEED/DIRECTION    21/140    DATE  05/19
HIGHEST GUST SPEED/DIRECTION    31/190    DATE  05/19

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.45
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       3
LIGHT RAIN               17     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      0
HAZE                      1

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$