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

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CXUS53 KDMX 011127 RRA
CLMALO

CLIMATE REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
626 AM CDT WED MAY 1 2019

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

...THE WATERLOO IA CLIMATE SUMMARY FOR THE MONTH OF APRIL 2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2019

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             100   04/22/1980
 LOW               -4   04/06/1982
HIGHEST            86   04/21        81       5       83  04/30
LOWEST             23   04/15        19       4       11  04/04
AVG. MAXIMUM     61.3              60.6     0.7     50.1
AVG. MINIMUM     37.6              37.2     0.4     26.0
MEAN             49.4              48.9     0.5     38.1
DAYS MAX >= 90      0               0.1    -0.1        0
DAYS MAX <= 32      0               0.1    -0.1        4
DAYS MIN <= 32      7               8.5    -1.5       21
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.79   2008
 MINIMUM         0.28   1942
TOTALS           3.16              3.71   -0.55     1.73
DAILY AVG.       0.11              0.12   -0.01     0.06
DAYS >= .01        14              10.9     3.1        9
DAYS >= .10         9               7.0     2.0        6
DAYS >= .50         2               2.4    -0.4        0
DAYS >= 1.00        1               0.7     0.3        0

SNOWFALL (INCHES)
RECORDS
 TOTAL           12.1   2018
TOTALS            0.9               1.8    -0.9     12.1
SINCE 7/1        60.0              35.3    24.7     45.6
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.6    -0.6        3
GREATEST
 SNOW DEPTH         T   04/02                          4  04/09
 24 HR TOTAL      0.7   04/27 TO 04/27

DEGREE_DAYS
HEATING TOTAL     463               491     -28      801
 SINCE 7/1       7251              6816     435     7246
COOLING TOTAL       4                 8      -4        1
 SINCE 1/1          4                 8      -4        1
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              12.0
HIGHEST WIND SPEED/DIRECTION    41/100    DATE  04/11
HIGHEST GUST SPEED/DIRECTION    59/110    DATE  04/11

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     68

WEATHER CONDITIONS. NUMBER OF DAYS WITH
  0
  4
  0
  0
  1
  0
  2
HAZE                      3

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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