911
CDUS43 KDMX 270639
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
139 AM CDT SUN SEP 27 2026
...............................
..THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 26 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 66 259 PM 89 2025 73 -7 89
MINIMUM 58 749 AM 26 1926 48 10 51
1984
AVERAGE 62 61 1 70
PRECIPITATION (IN)
YESTERDAY 0.08 4.00 1915 0.10 -0.02 0.00
MONTH TO DATE 6.18 2.75 3.43 0.89
SINCE SEP 1 6.18 2.75 3.43 0.89
SINCE JAN 1 35.96 29.85 6.11 31.55
SNOWFALL (IN)
YESTERDAY 0.0 T 1942 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 3 6 -3 0
MONTH TO DATE 56 81 -25 52
SINCE SEP 1 56 81 -25 52
SINCE JUL 1 57 94 -37 67
COOLING
YESTERDAY 0 2 -2 5
MONTH TO DATE 126 91 35 110
SINCE SEP 1 126 91 35 110
SINCE JAN 1 954 897 57 917
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WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 8.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 1200 AM
LOWEST 67 900 PM
AVERAGE 77
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THE WATERLOO IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 89 1905
1954
2021
MINIMUM TEMPERATURE (F) 48 28 1928
SUNRISE AND SUNSET
SEPTEMBER 27 2026.....SUNRISE 702 AM CDT SUNSET 658 PM CDT
SEPTEMBER 28 2026.....SUNRISE 704 AM CDT SUNSET 656 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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