CDUS43 KDMX 182228 CLIALO CLIMATE REPORT NATIONAL WEATHER SERVICE DES MOINES IA 528 PM CDT MON MAY 18 2026 ................................... ...THE WATERLOO IA CLIMATE SUMMARY FOR MAY 18 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 76 336 PM 98 1934 74 2 72 MINIMUM 62 606 AM 32 2002 51 11 47 AVERAGE 69 62 7 60 PRECIPITATION (IN) TODAY 0.19 1.92 1902 0.15 0.04 0.00 MONTH TO DATE 1.33 2.54 -1.21 0.11 SINCE MAR 1 9.33 8.56 0.77 8.24 SINCE JAN 1 11.73 10.80 0.93 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 5 -5 5 MONTH TO DATE 155 131 24 76 SINCE MAR 1 1261 1485 -224 1165 SINCE JUL 1 6320 6655 -335 5910 COOLING TODAY 4 2 2 0 MONTH TO DATE 29 23 6 33 SINCE MAR 1 41 31 10 42 SINCE JAN 1 41 31 10 42 ................................................................... WIND (MPH) HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION SE (130) HIGHEST GUST SPEED 45 HIGHEST GUST DIRECTION SE (130) AVERAGE WIND SPEED 10.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. THUNDERSTORM RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 96 100 AM LOWEST 62 300 PM AVERAGE 79 .......................................................... THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 98 1934 MINIMUM TEMPERATURE (F) 52 29 1929 SUNRISE AND SUNSET MAY 18 2026...........SUNRISE 545 AM CDT SUNSET 828 PM CDT MAY 19 2026...........SUNRISE 544 AM CDT SUNSET 829 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$