Climatological Report (Daily)
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812
CDUS43 KDMX 210634
CLIMCW

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
134 AM CDT FRI AUG 21 2026

...................................

...THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 20 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    227 PM  96    1916  80      2       83
                                      1947
                                      1972
  MINIMUM         52    514 AM  35    1950  57     -5       63
  AVERAGE         67                        68     -1       73

PRECIPITATION (IN)
  YESTERDAY        0.00          2.31 1913   0.12  -0.12     0.00
  MONTH TO DATE    1.70                      2.47  -0.77     3.73
  SINCE JUN 1     12.11                     12.29  -0.18    20.68
  SINCE JAN 1     21.42                     25.99  -4.57    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                        10    -10        3
  SINCE JUN 1     17                        59    -42       19
  SINCE JUL 1      2                        20    -18        6

 COOLING
  YESTERDAY        2                         4     -2        8
  MONTH TO DATE  109                       106      3      134
  SINCE JUN 1    539                       460     79      592
  SINCE JAN 1    600                       498    102      619
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     6.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM
 LOWEST     52          1200 PM
 AVERAGE    76

..........................................................


THE MASON CITY IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   80       100      1947
 MINIMUM TEMPERATURE (F)   57        36      2004


SUNRISE AND SUNSET
AUGUST 21 2026........SUNRISE   626 AM CDT   SUNSET   806 PM CDT
AUGUST 22 2026........SUNRISE   627 AM CDT   SUNSET   805 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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