378  
CDUS43 KDMX 010636  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
136 AM CDT THU MAY 01 2025  
   
...............................  
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR APRIL 30 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1920 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 62 206 PM 95 1926 68 -6 77  
MINIMUM 47 532 AM 30 1935 45 2 47  
2005  
AVERAGE 55 56 -1 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 1.39 1997 0.16 -0.12 0.22  
MONTH TO DATE 1.73 3.75 -2.02 5.42  
SINCE MAR 1 3.20 5.99 -2.79 7.98  
SINCE JAN 1 4.64 8.41 -3.77 11.61  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 10 0 3  
MONTH TO DATE 357 426 -69 376  
SINCE MAR 1 938 1217 -279 999  
SINCE JUL 1 5377 5968 -591 5009  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 11 9 2 13  
SINCE MAR 1 17 11 6 13  
SINCE JAN 1 17 11 6 13    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 10.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 400 PM  
LOWEST 44 1200 AM  
AVERAGE 70  
   
......................................................  
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 97 1926  
MINIMUM TEMPERATURE (F) 45 32 1950  
1966  
 
SUNRISE AND SUNSET  
MAY 1 2025...........SUNRISE 607 AM CDT SUNSET 807 PM CDT  
MAY 2 2025...........SUNRISE 606 AM CDT SUNSET 808 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab IA Page
Main Text Page