176  
CDUS46 KSTO 180833  
CLIRBL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SACRAMENTO  
133 AM PDT MON SEP 18 2023  
   
...............................
 
 
   
..THE RED BLUFF CLIMATE SUMMARY FOR SEPTEMBER 17 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1933 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 3:47 PM 105 1991 91 -4 79  
MINIMUM 63 6:14 AM 49 1987 59 4 61  
2018  
AVERAGE 75 75 0 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.33 1989 0.01 -0.01 0.00  
MONTH TO DATE T 0.06 -0.06 0.00  
SINCE OCT 1 27.14 22.99 4.15 12.65  
SINCE JAN 1 19.14 15.18 3.96 2.40  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 10 10 0 5  
MONTH TO DATE 204 201 3 314  
SINCE SEP 1 204 201 3 314  
SINCE JAN 1 2003 1718 285 2117    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 7.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 6:00 AM  
LOWEST 39 3:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE RED BLUFF CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 106 2000  
MINIMUM TEMPERATURE (F) 59 47 1989  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2023.....SUNRISE 2:35 PM PDT SUNSET 2:56 AM PDT  
SEPTEMBER 19 2023.....SUNRISE 2:36 PM PDT SUNSET 2:54 AM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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