Climatological Report (Monthly)
Issued by NWS
Issued by NWS
742
CXUS56 KSEW 011134
CLMOLM
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
334 AM PST SAT FEB 01 2025
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...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1941 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 64 01/19/2005
LOW -8 01/01/1979
HIGHEST 53 01/10 MM MM 63 01/28
LOWEST 17 01/25 MM MM 11 01/14
AVG. MAXIMUM 46.3 46.0 0.3 47.5
AVG. MINIMUM 28.7 33.2 -4.5 35.3
MEAN 37.5 39.6 -2.1 41.4
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.4 -0.4 2
DAYS MIN <= 32 18 13.4 4.6 9
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 19.84 1953
MINIMUM 0.29 1985
TOTALS 2.52 7.80 -5.28 8.82
DAILY AVG. 0.08 0.25 -0.17 0.28
DAYS >= .01 10 20.3 -10.3 25
DAYS >= .10 6 14.4 -8.4 20
DAYS >= .50 3 5.4 -2.4 8
DAYS >= 1.00 0 2.0 -2.0 2
GREATEST
24 HR. TOTAL 0.94 01/30 TO 01/31
DEGREE DAYS
HEATING TOTAL 844 787 57 724
SINCE 7/1 2735 3029 -294 MM
COOLING TOTAL 0 0 0 0
SINCE 1/1 0 0 0 MM
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WIND (MPH)
AVERAGE WIND SPEED 3.5
HIGHEST WIND SPEED/DIRECTION 21/270 DATE 01/11
21/200 01/31
HIGHEST GUST SPEED/DIRECTION 32/270 DATE 01/10
32/270 01/11
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.61
NUMBER OF DAYS FAIR 7
NUMBER OF DAYS PC 10
NUMBER OF DAYS CLOUDY 14
AVERAGE RH (PERCENT) 85
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 2
LIGHT RAIN 13 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 30 FOG W/VIS <= 1/4 MILE 17
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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