Climatological Report (Monthly)
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
525
CXUS53 KDMX 011650
CLMALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1150 AM CDT SUN JUN 01 2025
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...THE WATERLOO IA CLIMATE SUMMARY FOR THE MONTH OF MAY 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 108 05/31/1934
LOW 22
HIGHEST 87 05/12 88 -1
05/15
LOWEST 38 05/04 33 5
MEAN 60.9 61.5 -0.6
DAYS MAX >= 90 0 0.8 -0.8
DAYS MAX <= 32 0 0.0 0.0
DAYS MIN <= 32 0 1.0 -1.0
DAYS MIN <= 0 0 0.0 0.0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 11.36 2004
MINIMUM 0.65 1934
TOTALS 2.37 4.61 -2.24
DAILY AVG. 0.08 0.15 -0.07
DAYS >= .01 8
DAYS >= .10 4
DAYS >= .50 2
DAYS >= 1.00 1
SNOWFALL (INCHES)
TOTALS 0.0 0.1 -0.1
SINCE 7/1 17.1 39.1 -22.0
DEGREE DAYS
HEATING TOTAL 159 173 -14
SINCE 7/1 5993 6696 -703
COOLING TOTAL 37 64 -27
SINCE 1/1 46 72 -26
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WIND (MPH)
HIGHEST GUST SPEED/DIRECTION 50/100 DATE 05/19
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 HAIL 0
SLEET 0 FOG 6
FOG W/VIS <= 1/4 MILE 0 HAZE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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