Climatological Report (Daily)
Issued by NWS Des Moines, IA

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CDUS43 KDMX 170630
CLIALO

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
130 AM CDT FRI OCT 17 2025

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

...THE WATERLOO IA CLIMATE SUMMARY FOR OCTOBER 16 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         75    405 PM  86    1910  63     12       62
                                      1938
  MINIMUM         55    838 AM  22    1952  40     15       24
  AVERAGE         65                        52     13       43

PRECIPITATION (IN)
  YESTERDAY        0.11          2.50 1911   0.09   0.02     0.00
  MONTH TO DATE    0.71                      1.55  -0.84     0.01
  SINCE SEP 1      1.60                      4.69  -3.09     0.45
  SINCE JAN 1     32.26                     31.79   0.47    34.10

SNOWFALL (IN)
  YESTERDAY        0.0           T    1992   0.0    0.0      0.0
                                      2002
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 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                        14    -14       22
  MONTH TO DATE   75                       170    -95      131
  SINCE SEP 1    128                       279   -151      165
  SINCE JUL 1    143                       292   -149      171

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   45                        10     35       11
  SINCE SEP 1    172                       107     65      154
  SINCE JAN 1    979                       913     66      976
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED    12.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97          1000 AM
 LOWEST     60           400 PM
 AVERAGE    79

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


THE WATERLOO IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   63        84      1910
                                             1938
                                             1950
 MINIMUM TEMPERATURE (F)   40        21      1943


SUNRISE AND SUNSET
OCTOBER 17 2025.......SUNRISE   725 AM CDT   SUNSET   624 PM CDT
OCTOBER 18 2025.......SUNRISE   727 AM CDT   SUNSET   622 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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