125
CDUS43 KDMX 172228
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
528 PM CDT SUN MAY 17 2026
...............................
..THE WATERLOO IA CLIMATE SUMMARY FOR MAY 17 2026
VALID TODAY AS OF 0520 PM LOCAL TIME.
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)
TODAY
MAXIMUM 77 350 PM 94 1934 73 4 62
MINIMUM 62 610 AM 32 1915 51 11 46
1925
2014
AVERAGE 70 62 8 54
PRECIPITATION (IN)
TODAY 0.18 2.64 1991 0.15 0.03 0.00
MONTH TO DATE 1.07 2.39 -1.32 0.11
SINCE MAR 1 9.07 8.41 0.66 8.24
SINCE JAN 1 11.47 10.65 0.82 8.78
SNOWFALL (IN)
TODAY 0.0 1.0 1991 0.0 0.0 0.0
MONTH TO DATE 0.0 0.1 -0.1 0.0
SINCE MAR 1 2.1 6.4 -4.3 4.2
SINCE JUL 1 33.6 39.1 -5.5 17.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 5 -5 11
MONTH TO DATE 155 126 29 71
SINCE MAR 1 1261 1480 -219 1160
SINCE JUL 1 6320 6650 -330 5905
COOLING
TODAY 5 2 3 0
MONTH TO DATE 23 21 2 33
SINCE MAR 1 35 29 6 42
SINCE JAN 1 35 29 6 42
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 9.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 600 AM
LOWEST 73 300 AM
AVERAGE 85
......................................................
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 98 1934
MINIMUM TEMPERATURE (F) 51 32 2002
SUNRISE AND SUNSET
MAY 17 2026...........SUNRISE 546 AM CDT SUNSET 827 PM CDT
MAY 18 2026...........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.
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