


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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277 CDUS43 KDMX 100646 CLIMCW CLIMATE REPORT NATIONAL WEATHER SERVICE DES MOINES IA 146 AM CDT SUN AUG 10 2025 ................................... ...THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 9 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 80 502 PM 100 1936 81 -1 72 MINIMUM 67 1150 PM 36 1927 59 8 50 AVERAGE 74 70 4 61 PRECIPITATION (IN) YESTERDAY 0.38 3.19 1980 0.12 0.26 0.00 2000 MONTH TO DATE 0.54 1.12 -0.58 0.17 SINCE JUN 1 17.49 10.94 6.55 10.98 SINCE JAN 1 28.19 24.64 3.55 26.84 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 MM DEGREE DAYS HEATING YESTERDAY 0 0 0 4 MONTH TO DATE 3 0 3 8 SINCE JUN 1 19 49 -30 20 SINCE JUL 1 6 10 -4 11 COOLING YESTERDAY 9 5 4 0 MONTH TO DATE 45 53 -8 48 SINCE JUN 1 503 407 96 393 SINCE JAN 1 530 445 85 410 ................................................................... WIND (MPH) HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION NW (330) HIGHEST GUST SPEED 55 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 7.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM HEAVY RAIN RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 1100 PM LOWEST 76 400 PM AVERAGE 88 .......................................................... THE MASON CITY IA CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 81 98 1947 MINIMUM TEMPERATURE (F) 59 45 1927 1967 SUNRISE AND SUNSET AUGUST 10 2025........SUNRISE 614 AM CDT SUNSET 823 PM CDT AUGUST 11 2025........SUNRISE 615 AM CDT SUNSET 821 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$