


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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742 CDUS43 KDMX 170636 CLIMCW CLIMATE REPORT NATIONAL WEATHER SERVICE DES MOINES IA 136 AM CDT SAT MAY 17 2025 ................................... ...THE MASON CITY IA CLIMATE SUMMARY FOR MAY 16 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1893 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 71 MM 91 1918 70 1 71 1936 MINIMUM 46 MM 26 1921 47 -1 51 AVERAGE 59 58 1 61 PRECIPITATION (IN) YESTERDAY 0.01 2.18 1992 0.18 -0.17 0.10 MONTH TO DATE 0.04 2.60 -2.56 4.55 SINCE MAR 1 8.45 9.04 -0.59 11.24 SINCE JAN 1 8.79 11.15 -2.36 12.22 SNOWFALL (IN) YESTERDAY 0.0 MM MM 0.0 0.0 0.0 MONTH TO DATE 0.0 0.3 -0.3 0.0 SINCE MAR 1 11.4 10.3 1.1 4.5 SINCE JUL 1 20.3 44.4 -24.1 17.8 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 6 8 -2 4 MONTH TO DATE 75 165 -90 126 SINCE MAR 1 1363 1735 -372 1477 SINCE JUL 1 6615 7526 -911 6243 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 24 7 17 2 SINCE MAR 1 24 10 14 2 SINCE JAN 1 24 10 14 2 ................................................................... WIND (MPH) HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION W (250) HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION SW (240) AVERAGE WIND SPEED 21.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 32 100 AM LOWEST 30 800 AM AVERAGE 31 .......................................................... THE MASON CITY IA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 70 94 1934 MINIMUM TEMPERATURE (F) 47 28 1930 SUNRISE AND SUNSET MAY 17 2025...........SUNRISE 547 AM CDT SUNSET 833 PM CDT MAY 18 2025...........SUNRISE 546 AM CDT SUNSET 834 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$