233
CXUS56 KSEW 291906 CCA
CLMOLM
CLIMATE REPORT...CORRECTED
NATIONAL WEATHER SERVICE SEATTLE
1106 AM PST WED JAN 29 2025
...............................
...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2024...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1941 TO 2024
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 64 12/10/2014
12/01/1958
LOW -7 12/23/1983
HIGHEST 55 12/17 MM MM 62 12/04
12/18
12/05
LOWEST 26 12/05 MM MM 30 12/23
AVG. MAXIMUM 47.9 44.9 3.0 51.6
AVG. MINIMUM 36.1 32.8 3.3 39.3
MEAN 42.0 38.9 3.1 45.5
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.6 -0.6 0
DAYS MIN <= 32 9 14.3 -5.3 2
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 14.50 2015
MINIMUM 2.02 2013
TOTALS 10.24 7.85 2.39 10.72
DAILY AVG. 0.33 0.25 0.08 0.35
DAYS >= .01 22 20.2 1.8 20
DAYS >= .10 18 13.6 4.4 17
DAYS >= .50 9 5.2 3.8 6
DAYS >= 1.00 1 1.9 -0.9 3
GREATEST
24 HR. TOTAL 2.87 12/17 TO 12/18
DEGREE DAYS
HEATING TOTAL 704 811 -107 597
SINCE 7/1 1891 2240 -349 MM
COOLING TOTAL 0 0 0 0
SINCE 1/1 214 113 101 MM
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WIND (MPH)
AVERAGE WIND SPEED 4.7
HIGHEST WIND SPEED/DIRECTION 31/180 DATE 12/14
HIGHEST GUST SPEED/DIRECTION 56/180 DATE 12/14
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.78
NUMBER OF DAYS FAIR 3
NUMBER OF DAYS PC 4
NUMBER OF DAYS CLOUDY 23
AVERAGE RH (PERCENT) 90
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 11
LIGHT RAIN 22 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 28 FOG W/VIS <= 1/4 MILE 15
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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