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
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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.
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