Climatological Report (Monthly)
Issued by NWS

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000
CXUS56 KSEW 011034
CLMBLI

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
334 AM PDT THU JUN 01 2023

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

...THE BELLINGHAM WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 TO 2023

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           86   05/15         MM      MM       69  05/22
                                                          05/31
LOWEST            40   05/08         MM      MM       38  05/20
AVG. MAXIMUM    68.3               63.9     4.4     59.6
AVG. MINIMUM    49.9               47.0     2.9     46.0
MEAN            59.1               55.5     3.6     52.8
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          0.76               2.23   -1.47     3.03
DAILY AVG.      0.02               0.07   -0.05     0.10
DAYS >= .01        6               12.3    -6.3       16
DAYS >= .10        2                6.2    -4.2        8
DAYS >= .50        0                1.0    -1.0        2
DAYS >= 1.00       0                0.1    -0.1        0
GREATEST
 24 HR. TOTAL   0.37   05/22 TO 05/22


DEGREE DAYS
HEATING TOTAL    186                297    -111      373
 SINCE 7/1      4947               4944       3       MM
COOLING TOTAL     11                  1      10        0
 SINCE 1/1        11                  1      10       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.3
HIGHEST WIND SPEED/DIRECTION    23/170    DATE  05/04
                                23/180          05/15
HIGHEST GUST SPEED/DIRECTION    37/170    DATE  05/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.31
NUMBER OF DAYS FAIR           20
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                8     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      3
HAZE                      2

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

$$


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