728  
CDUS45 KBOI 200931  
CLITWF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOISE ID  
331 AM MDT FRI SEP 20 2019  
 
   
...............................
 
 
   
..THE TWIN FALLS ID CLIMATE SUMMARY FOR SEPTEMBER 19 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME NORMAL DEPARTURE LAST  
VALUE (LST) VALUE FROM YEAR  
NORMAL    
..................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 54 533 PM 76 -22 74  
MINIMUM 44 1244 AM 46 -2 49  
AVERAGE 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 0.02 0.06 0.00  
MONTH TO DATE 0.66 0.31 0.35 T  
SINCE OCT 1 12.03 10.44 1.59 7.55  
SINCE JAN 1 8.84 7.19 1.65 4.99  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 5 11 3  
MONTH TO DATE 71 61 10 39  
SINCE SEP 1 71 61 10 39  
SINCE JUL 1 75 82 -7 63  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 70 53 17 42  
SINCE SEP 1 70 53 17 42  
SINCE JAN 1 612 670 -58 680    
..................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 6.6  
 
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 1000 PM  
LOWEST 59 1200 AM  
AVERAGE 73  
   
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SUNRISE AND SUNSET  
SEPTEMBER 20 2019.....SUNRISE 723 AM MDT SUNSET 739 PM MDT  
SEPTEMBER 21 2019.....SUNRISE 724 AM MDT SUNSET 737 PM MDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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