690
CDUS43 KDMX 152231
CLIALO
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
531 PM CDT FRI MAY 15 2026
...............................
..THE WATERLOO IA CLIMATE SUMMARY FOR MAY 15 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 88 355 PM 92 2001 73 15 87
MINIMUM 59 536 AM 32 2004 50 9 58
2016
AVERAGE 74 61 13 73
PRECIPITATION (IN)
TODAY 0.00 1.13 1986 0.14 -0.14 0.00
MONTH TO DATE 0.03 2.09 -2.06 0.11
SINCE MAR 1 8.03 8.11 -0.08 8.24
SINCE JAN 1 10.43 10.35 0.08 8.78
SNOWFALL (IN)
TODAY 0.0 MM MM 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 6 -6 0
MONTH TO DATE 155 116 39 59
SINCE MAR 1 1261 1470 -209 1148
SINCE JUL 1 6320 6640 -320 5893
COOLING
TODAY 9 2 7 8
MONTH TO DATE 12 17 -5 33
SINCE MAR 1 24 25 -1 42
SINCE JAN 1 24 25 -1 42
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 13.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 60 700 AM
LOWEST 31 400 PM
AVERAGE 46
......................................................
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 92 1936
MINIMUM TEMPERATURE (F) 50 30 1921
1929
SUNRISE AND SUNSET
MAY 15 2026...........SUNRISE 548 AM CDT SUNSET 825 PM CDT
MAY 16 2026...........SUNRISE 547 AM CDT SUNSET 826 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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