


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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350 CDUS43 KDMX 280628 CLIMCW CLIMATE REPORT NATIONAL WEATHER SERVICE DES MOINES IA 128 AM CDT THU AUG 28 2025 ................................... ...THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 27 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 77 246 PM 98 1984 79 -2 84 MINIMUM 49 155 AM 42 1971 56 -7 64 1986 AVERAGE 63 67 -4 74 PRECIPITATION (IN) YESTERDAY 0.43 3.15 2021 0.12 0.31 T MONTH TO DATE 4.17 3.30 0.87 1.06 SINCE JUN 1 21.12 13.12 8.00 11.87 SINCE JAN 1 31.82 26.82 5.00 27.73 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 JUN 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 2 1 1 0 MONTH TO DATE 26 17 9 18 SINCE JUN 1 42 66 -24 30 SINCE JUL 1 29 27 2 21 COOLING YESTERDAY 0 4 -4 9 MONTH TO DATE 146 134 12 128 SINCE JUN 1 604 488 116 473 SINCE JAN 1 631 526 105 490 ................................................................... WIND (MPH) HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 7.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HEAVY RAIN RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 97 800 AM LOWEST 55 300 PM AVERAGE 76 .......................................................... THE MASON CITY IA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 79 96 1984 MINIMUM TEMPERATURE (F) 55 36 1935 SUNRISE AND SUNSET AUGUST 28 2025........SUNRISE 634 AM CDT SUNSET 754 PM CDT AUGUST 29 2025........SUNRISE 635 AM CDT SUNSET 753 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$