250 CDUS43 KDMX 180632 CLIALO CLIMATE REPORT NATIONAL WEATHER SERVICE DES MOINES IA 132 AM CDT THU SEP 18 2025 ................................... ...THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 17 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1895 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 77 1151 AM 95 1925 77 0 90 1988 MINIMUM 61 627 AM 32 1916 52 9 62 AVERAGE 69 64 5 76 PRECIPITATION (IN) YESTERDAY 0.05 3.06 1914 0.10 -0.05 0.00 MONTH TO DATE 0.52 1.84 -1.32 0.10 SINCE SEP 1 0.52 1.84 -1.32 0.10 SINCE JAN 1 31.18 28.94 2.24 33.75 SNOWFALL (IN) YESTERDAY 0.0 MM MM 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 0 4 -4 0 MONTH TO DATE 50 37 13 16 SINCE SEP 1 50 37 13 16 SINCE JUL 1 65 50 15 22 COOLING YESTERDAY 4 3 1 11 MONTH TO DATE 81 70 11 79 SINCE SEP 1 81 70 11 79 SINCE JAN 1 888 876 12 901 ................................................................... WIND (MPH) HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 5.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 300 AM LOWEST 64 1200 PM AVERAGE 82 .......................................................... THE WATERLOO IA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 76 93 1955 MINIMUM TEMPERATURE (F) 52 28 1929 SUNRISE AND SUNSET SEPTEMBER 18 2025.....SUNRISE 653 AM CDT SUNSET 713 PM CDT SEPTEMBER 19 2025.....SUNRISE 654 AM CDT SUNSET 712 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$