Climatological Report (Daily)
Issued by NWS Quad Cities IA IL
Issued by NWS Quad Cities IA IL
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CDUS43 KDVN 210621
CLIDBQ
CLIMATE REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
121 AM CDT SUN SEP 21 2025
...................................
...THE DUBUQUE IA CLIMATE SUMMARY FOR SEPTEMBER 20 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1873 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 77 1240 PM 93 2022 72 5 87
MINIMUM 58 538 AM 28 1956 50 8 61
AVERAGE 68 61 7 74
PRECIPITATION (IN)
YESTERDAY T 2.27 1965 0.13 -0.13 0.04
MONTH TO DATE 0.19 2.61 -2.42 0.08
SINCE SEP 1 0.19 2.61 -2.42 0.08
SINCE JAN 1 27.20 30.05 -2.85 32.11
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 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 6 -6 0
MONTH TO DATE 63 68 -5 32
SINCE SEP 1 63 68 -5 32
SINCE JUL 1 83 94 -11 46
COOLING
YESTERDAY 3 2 1 9
MONTH TO DATE 78 53 25 78
SINCE SEP 1 78 53 25 78
SINCE JAN 1 829 620 209 744
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 3.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 600 AM
LOWEST 60 100 PM
AVERAGE 80
..........................................................
THE DUBUQUE IA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 94 1891
MINIMUM TEMPERATURE (F) 50 35 1952
1991
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 649 AM CDT SUNSET 701 PM CDT
SEPTEMBER 22 2025.....SUNRISE 651 AM CDT SUNSET 659 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$