822
CXUS56 KSEW 020239
CLMSEW

CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE SEATTLE
739 PM PDT WED MAY 01 2024

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

...THE SEATTLE WA WFO CLIMATE SUMMARY FOR THE MONTH OF APRIL 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1894 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             89   04/18/2016
 LOW              31   04/04/2009
                       04/03/2008
                       04/01/1953
HIGHEST           74   04/20         MM      MM       77  04/29
                       04/23
LOWEST            34   04/17         MM      MM       36  04/04
                                                          04/05
                                                          04/17
AVG. MAXIMUM    59.1               58.8     0.3     56.7
AVG. MINIMUM    42.6               42.8    -0.2     42.0
MEAN            50.9               50.8     0.1     49.3
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        6.27   1993
 MINIMUM        0.64   2004
TOTALS          2.42               2.98   -0.56     3.15
DAILY AVG.      0.08               0.10   -0.02     0.11
DAYS >= .01       16               15.6     0.4       20
DAYS >= .10        7                8.8    -1.8       10
DAYS >= .50        1                1.3    -0.3        1
DAYS >= 1.00       0                0.2    -0.2        0

SNOWFALL (INCHES)
TOTALS           0.0                                 0.0
SINCE 7/1          T                                  MM
SNOWDEPTH AVG.     0                                   0
GREATEST
 SNOW DEPTH        0                                   0  MM

DEGREE DAYS
HEATING TOTAL    419                426      -7      464
 SINCE 7/1      3718               4101    -383       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0       MM
................................................................


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN               18     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       0     FOG W/VIS <= 1/4 MILE      0
HAZE                      0

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

$$