433  
CDUS43 KDMX 210711  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
211 AM CDT WED MAY 21 2025  
   
...............................  
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR MAY 20 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 72 202 PM 90 1934 74 -2 84  
1941  
1987  
MINIMUM 52 1241 AM 38 1931 53 -1 62  
2002  
AVERAGE 62 63 -1 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.16 2.44 1982 0.17 -0.01 0.16  
MONTH TO DATE 0.82 3.20 -2.38 3.96  
SINCE MAR 1 4.02 9.19 -5.17 11.94  
SINCE JAN 1 5.46 11.61 -6.15 15.57  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 4 -1 0  
MONTH TO DATE 94 130 -36 65  
SINCE MAR 1 1032 1347 -315 1064  
SINCE JUL 1 5471 6098 -627 5074  
 
COOLING  
YESTERDAY 0 3 -3 8  
MONTH TO DATE 30 30 0 30  
SINCE MAR 1 47 41 6 43  
SINCE JAN 1 47 41 6 43    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 11.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 66 200 PM  
AVERAGE 83  
   
......................................................  
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 92 1934  
MINIMUM TEMPERATURE (F) 53 33 1931  
 
SUNRISE AND SUNSET  
MAY 21 2025...........SUNRISE 546 AM CDT SUNSET 827 PM CDT  
MAY 22 2025...........SUNRISE 545 AM CDT SUNSET 828 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