Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KDMX 220631
CLIMCW
CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
131 AM CDT SAT AUG 22 2026
...................................
...THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 21 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 82 147 PM 100 1947 80 2 81
MINIMUM 62 1159 PM 36 2004 57 5 62
AVERAGE 72 68 4 72
PRECIPITATION (IN)
YESTERDAY 0.00 3.25 1979 0.12 -0.12 0.00
MONTH TO DATE 1.70 2.59 -0.89 3.73
SINCE JUN 1 12.11 12.41 -0.30 20.68
SINCE JAN 1 21.42 26.11 -4.69 31.38
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 1 -1 0
MONTH TO DATE 0 11 -11 3
SINCE JUN 1 17 60 -43 19
SINCE JUL 1 2 21 -19 6
COOLING
YESTERDAY 7 4 3 7
MONTH TO DATE 116 110 6 141
SINCE JUN 1 546 464 82 599
SINCE JAN 1 607 502 105 626
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 9.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 100 AM
LOWEST 49 200 PM
AVERAGE 73
..........................................................
THE MASON CITY IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 97 1947
MINIMUM TEMPERATURE (F) 57 40 1923
SUNRISE AND SUNSET
AUGUST 22 2026........SUNRISE 627 AM CDT SUNSET 805 PM CDT
AUGUST 23 2026........SUNRISE 628 AM CDT SUNSET 803 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$