Climatological Report (Monthly) Issued by NWS Portland, OR
000
CXUS56 KPQR 011605
CLMTTD
CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
805 AM PST MON JAN 01 2024
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...THE TROUTDALE OR CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2023...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1948 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 69R 57 12/27
LOWEST 32 19 12/22
12/23
AVG. MAXIMUM 51.3 46.0 5.3 43.5
AVG. MINIMUM 43.3 37.2 6.1 34.5
MEAN 47.3 41.6 5.7 39.0
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 1.0 -1.0 2
DAYS MIN <= 32 1 6.5 -5.5 7
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 8.99 2023
MINIMUM 4.95 2020
TOTALS 8.99R 6.15 2.84 5.57
DAYS >= .01 21 18.5 2.5 15
DAYS >= .10 11 12.9 -1.9 10
DAYS >= .50 9 3.8 5.2 4
DAYS >= 1.00 4 0.7 3.3 1
GREATEST
24 HR. TOTAL 1.60 12/09 TO 12/10
DEGREE DAYS
HEATING TOTAL 526 725 -199 798
SINCE 7/1 1257 1669 -412 MM
COOLING TOTAL 0 0 0 0
SINCE 1/1 800 427 MM
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WIND (MPH)
AVERAGE WIND SPEED 13.4
RESULTANT WIND SPEED/DIRECTION 12/090
HIGHEST WIND SPEED/DIRECTION 36/080 DATE 12/19
HIGHEST GUST SPEED/DIRECTION 45/090 DATE 12/25
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.63
NUMBER OF DAYS FAIR 7
NUMBER OF DAYS PC 10
NUMBER OF DAYS CLOUDY 13
AVERAGE RH (PERCENT) 76
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 11
LIGHT RAIN 21 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 18 FOG W/VIS <= 1/4 MILE 2
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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