Climatological Report (Monthly)
Issued by NWS Portland, OR
Issued by NWS Portland, OR
059
CXUS56 KPQR 011550
CLMHIO
CLIMATE REPORT
NATIONAL WEATHER SERVICE PORTLAND OREGON
850 AM PDT SAT NOV 01 2025
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...THE HILLSBORO OR CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1929 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
HIGHEST 79 81 10/07
LOWEST 35 33 10/24
AVG. MAXIMUM 62.2 63.7 -1.5 65.4
AVG. MINIMUM 42.2 40.9 1.3 41.6
MEAN 52.2 52.3 -0.1 53.5
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 2.9 -2.9 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 8.66 2016
MINIMUM 0.11 1988
TOTALS 0.59 3.37 -2.78 3.42
DAYS >= .01 4 14.9 -10.9 13
DAYS >= .10 2 7.5 -5.5 9
DAYS >= .50 0 1.5 -1.5 3
DAYS >= 1.00 0 0.4 -0.4 0
GREATEST
24 HR. TOTAL 0.27 10/31 TO 10/31
DEGREE DAYS
HEATING TOTAL 388 395 -7 348
SINCE 7/1 448 591 -143 MM
COOLING TOTAL 0 1 -1 0
SINCE 1/1 483 275 208 MM
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WIND (MPH)
AVERAGE WIND SPEED 4.3
RESULTANT WIND SPEED/DIRECTION 0/160
HIGHEST WIND SPEED/DIRECTION 28/180 DATE 10/25
HIGHEST GUST SPEED/DIRECTION 40/180 DATE 10/25
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.51
AVERAGE RH (PERCENT) 77
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 7
LIGHT RAIN 15 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 22 FOG W/VIS <= 1/4 MILE 6
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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