711  
CDUS43 KDMX 170654  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1254 AM CST SAT DEC 17 2022  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 16 2022  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2022  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 24 508 PM 61 1939 29 -5 36  
MINIMUM 18 1159 PM -21 1932 13 5 18  
AVERAGE 21 21 0 27  
 
PRECIPITATION (IN)  
YESTERDAY T 0.50 1908 0.04 -0.04 0.00  
MONTH TO DATE 0.62 0.70 -0.08 0.65  
SINCE DEC 1 0.62 0.70 -0.08 0.65  
SINCE JAN 1 28.38 35.66 -7.28 29.69  
 
SNOWFALL (IN)  
YESTERDAY MM 5.0 1940 0.3 MM 0.0  
MONTH TO DATE 3.9 4.3 -0.4 3.9  
SINCE DEC 1 3.9 4.3 -0.4 3.9  
SINCE JUL 1 7.9 7.7 0.2 4.9  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 44 44 0 38  
MONTH TO DATE 621 655 -34 515  
SINCE DEC 1 621 655 -34 515  
SINCE JUL 1 2233 2312 -79 1821  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 675 602 73 802    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 21.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 600 PM  
LOWEST 84 100 PM  
AVERAGE 88  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 29 57 1939  
MINIMUM TEMPERATURE (F) 13 -18 1983  
 
SUNRISE AND SUNSET  
DECEMBER 17 2022......SUNRISE 740 AM CST SUNSET 439 PM CST  
DECEMBER 18 2022......SUNRISE 740 AM CST SUNSET 440 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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