257
CDUS43 KDMX 160631
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
131 AM CDT SAT AUG 16 2025
...............................
..THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 15 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 87 1220 PM 100 1988 80 7 82
MINIMUM 65 551 AM 39 1979 58 7 67
AVERAGE 76 69 7 75
PRECIPITATION (IN)
YESTERDAY 0.22 2.76 1977 0.13 0.09 0.21
MONTH TO DATE 1.17 1.86 -0.69 1.06
SINCE JUN 1 18.12 11.68 6.44 11.87
SINCE JAN 1 28.82 25.38 3.44 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 0 1 -1 0
MONTH TO DATE 3 5 -2 13
SINCE JUN 1 19 54 -35 25
SINCE JUL 1 6 15 -9 16
COOLING
YESTERDAY 11 5 6 10
MONTH TO DATE 79 83 -4 60
SINCE JUN 1 537 437 100 405
SINCE JAN 1 564 475 89 422
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WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 8.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1200 AM
LOWEST 67 1100 AM
AVERAGE 82
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THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 101 1937
MINIMUM TEMPERATURE (F) 58 43 1992
SUNRISE AND SUNSET
AUGUST 16 2025........SUNRISE 620 AM CDT SUNSET 814 PM CDT
AUGUST 17 2025........SUNRISE 622 AM CDT SUNSET 812 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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