886
CXUS53 KDVN 011002
CLMDBQ

CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
502 AM CDT MON JUN 01 2026

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

...THE DUBUQUE IA CLIMATE SUMMARY FOR THE MONTH OF MAY 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1873 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            104   05/31/1934
 LOW               7   05/01/2024
HIGHEST           89   05/27         74      15
LOWEST            31   05/02         43     -12
                       05/07
AVG. MAXIMUM    72.2               69.2     3.0
AVG. MINIMUM    47.9               48.5    -0.6
MEAN            60.0               58.8     1.2
DAYS MAX >= 90     0                0.3    -0.3
DAYS MAX <= 32     0                0.0     0.0
DAYS MIN <= 32     3                0.7     2.3
DAYS MIN <= 0      0                0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        9.43   1962
 MINIMUM        0.69   1992
TOTALS          1.34               4.30   -2.96
DAILY AVG.      0.04               0.14   -0.10
DAYS >= .01       10               13.0    -3.0
DAYS >= .10        4
DAYS >= .50        1
DAYS >= 1.00       0                1.0    -1.0
GREATEST
 24 HR. TOTAL   0.81   05/18 TO 05/19

SNOWFALL (INCHES)
RECORDS
 TOTAL           3.1   1966
TOTALS           0.0                0.0     0.0
SINCE 7/1       37.6               42.5    -4.9
SNOWDEPTH AVG.     0
DAYS >= TRACE      0                0.0     0.0
DAYS >= 1.0        0                0.0     0.0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL    209                229     -20
 SINCE 7/1      6261               7046    -785
COOLING TOTAL     62                 38      24
 SINCE 1/1        74                 41      33
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.6
HIGHEST WIND SPEED/DIRECTION    37/310    DATE  05/15
HIGHEST GUST SPEED/DIRECTION    50/310    DATE  05/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.29
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     HAIL                       0
SLEET                     0     FOG                        6
FOG W/VIS <= 1/4 MILE     0     HAZE                       1

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

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