Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KDMX 170632
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
132 AM CDT SUN AUG 17 2025
...................................
...THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 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 90 421 PM 101 1937 80 10 77
MINIMUM 68 444 AM 43 1992 58 10 64
AVERAGE 79 69 10 71
PRECIPITATION (IN)
YESTERDAY 0.00 1.77 1980 0.12 -0.12 T
MONTH TO DATE 1.17 1.98 -0.81 1.06
SINCE JUN 1 18.12 11.80 6.32 11.87
SINCE JAN 1 28.82 25.50 3.32 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 6 -3 13
SINCE JUN 1 19 55 -36 25
SINCE JUL 1 6 16 -10 16
COOLING
YESTERDAY 14 5 9 6
MONTH TO DATE 93 88 5 66
SINCE JUN 1 551 442 109 411
SINCE JAN 1 578 480 98 428
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 6.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1000 PM
LOWEST 70 200 PM
AVERAGE 85
..........................................................
THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 101 1988
MINIMUM TEMPERATURE (F) 58 44 2012
SUNRISE AND SUNSET
AUGUST 17 2025........SUNRISE 622 AM CDT SUNSET 812 PM CDT
AUGUST 18 2025........SUNRISE 623 AM CDT SUNSET 811 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$