Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KDMX 230633
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
133 AM CDT SAT AUG 23 2025
...................................
...THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 22 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 79 1220 PM 97 1947 80 -1 74
MINIMUM 61 513 AM 40 1923 57 4 50
AVERAGE 70 68 2 62
PRECIPITATION (IN)
YESTERDAY 0.01 6.33 1954 0.11 -0.10 0.00
MONTH TO DATE 3.74 2.70 1.04 1.06
SINCE JUN 1 20.69 12.52 8.17 11.87
SINCE JAN 1 31.39 26.22 5.17 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 3
MONTH TO DATE 3 12 -9 18
SINCE JUN 1 19 61 -42 30
SINCE JUL 1 6 22 -16 21
COOLING
YESTERDAY 5 4 1 0
MONTH TO DATE 146 114 32 77
SINCE JUN 1 604 468 136 422
SINCE JAN 1 631 506 125 439
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 7.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1000 PM
LOWEST 71 1000 AM
AVERAGE 84
..........................................................
THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 101 2023
MINIMUM TEMPERATURE (F) 57 44 1940
SUNRISE AND SUNSET
AUGUST 23 2025........SUNRISE 628 AM CDT SUNSET 803 PM CDT
AUGUST 24 2025........SUNRISE 629 AM CDT SUNSET 801 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$