Climatological Report (Monthly) Issued by NWS Portland, OR
000
CXUS56 KPQR 011630
CLMSLE
CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
830 AM PST MON JAN 01 2024
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...THE SALEM OR CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2023...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1892 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
HIGHEST 63 60 12/26
LOWEST 29 22 12/17
12/22
12/23
AVG. MAXIMUM 50.7 47.4 3.3 46.8
AVG. MINIMUM 38.8 35.1 3.7 34.7
MEAN 44.7 41.3 3.4 40.7
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.6 -0.6 2
DAYS MIN <= 32 6 11.9 -5.9 11
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 17.54 1933
MINIMUM 1.26 1976
TOTALS 7.62 6.97 0.65 5.57
DAYS >= .01 20 18.9 1.1 17
DAYS >= .10 11 13.1 -2.1 12
DAYS >= .50 5 5.1 -0.1 4
DAYS >= 1.00 3 1.7 1.3 1
GREATEST
24 HR. TOTAL 2.63 12/05 TO 12/06
DEGREE DAYS
HEATING TOTAL 621 736 -115 744
SINCE 7/1 1581 1738 -157 MM
COOLING TOTAL 0 0 0 0
SINCE 1/1 636 401 235 MM
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WIND (MPH)
AVERAGE WIND SPEED 5.4
RESULTANT WIND SPEED/DIRECTION 3/180
HIGHEST WIND SPEED/DIRECTION 29/180 DATE 12/02
HIGHEST GUST SPEED/DIRECTION 41/170 DATE 12/02
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.76
NUMBER OF DAYS FAIR 3
NUMBER OF DAYS PC 8
NUMBER OF DAYS CLOUDY 20
AVERAGE RH (PERCENT) 87
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 9
LIGHT RAIN 21 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 14
HAZE 10
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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