Climatological Report (Monthly)
Issued by NWS Seattle/Tacoma, WA

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000
CXUS56 KSEW 011131
CLMSEW

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
331 AM PST THU FEB 01 2024

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

...THE SEATTLE WA WFO CLIMATE SUMMARY FOR THE MONTH OF JANUARY 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             64   01/15/2018
                       01/20/2005
                       01/19/2005
 LOW              16   01/12/2024
HIGHEST           61   01/30         MM      MM       57  01/05
LOWEST            16R  01/12         MM      MM       24  01/30
                       01/13
AVG. MAXIMUM    47.0               47.4    -0.4     48.9
AVG. MINIMUM    36.6               37.2    -0.6     38.1
MEAN            41.8               42.3    -0.5     43.5
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     2                0.3     1.7        0
DAYS MIN <= 32     7                7.3    -0.3        4
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.12   2006
 MINIMUM        2.20   1993
TOTALS          6.33               5.14    1.19     4.11
DAILY AVG.      0.20               0.17    0.04     0.13
DAYS >= .01       26               18.5     7.5       23
DAYS >= .10       16               12.2     3.8       10
DAYS >= .50        5                3.5     1.5        2
DAYS >= 1.00       0                0.6    -0.6        0

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

DEGREE DAYS
HEATING TOTAL    710                704       6      660
 SINCE 7/1      2194               2494    -300       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0       MM
................................................................


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               1
HEAVY RAIN                1     RAIN                       5
LIGHT RAIN               25     FREEZING RAIN              0
LT FREEZING RAIN          1     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                       9     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.

$$


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