741
CXUS56 KHNX 011301
CLMHJO
CLIMATE REPORT
NATIONAL WEATHER SERVICE HANFORD
601 AM PDT WED OCT 01 2025
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...THE HANFORD CA AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1898 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 114 09/06/2022
LOW 41 09/30/2009
HIGHEST 106 09/02 MM 108 09/09
LOWEST 58 09/15 MM 50 09/17
MEAN 77.3 74.7 2.6
DAYS MAX >= 90 17 20.0 -3.0 24
DAYS MIN <= 32 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 0.32 MM
MINIMUM MM
TOTALS 1.02 0.04 0.98
DAYS >= .01 2 0.5 1.5 0
DAYS >= .10 2 0.1 1.9 0
DAYS >= .50 1 0.0 1.0 0
DAYS >= 1.00 0 0.0 0.0 0
SNOWFALL (INCHES)
RECORDS
TOTAL MM MM
TOTALS MM MM
DEGREE DAYS
HEATING TOTAL 0 4 -4 0
SINCE 7/1 0 1 -1 MM
COOLING TOTAL 372 297 75 411
SINCE 1/1 1993 1798 195 MM
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WIND (MPH)
AVERAGE WIND SPEED 5.4
HIGHEST WIND SPEED/DIRECTION 20/320 DATE 09/10
20/160 09/18
HIGHEST GUST SPEED/DIRECTION 30/170 DATE 09/18
AVERAGE RH (PERCENT) 56
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 RAIN 2
HAIL 0 FOG 5
FOG W/VIS <= 1/4 MILE 0 HAZE 18
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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