Climatological Report (Daily)
Issued by NWS
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171
CDUS43 KLOT 170647
CLIARR
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
147 AM CDT SAT MAY 17 2025
...................................
...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR MAY 16 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 88 2:48 PM 90 2001 72 16 74
MINIMUM 56 MM 32 2011 49 7 46
AVERAGE 72 60 12 60
PRECIPITATION (IN)
YESTERDAY 0.00 1.01 2019 0.14 -0.14 T
MONTH TO DATE 0.98 2.08 -1.10 1.59
SINCE MAR 1 6.78 7.89 -1.11 9.34
SINCE JAN 1 8.09 10.60 -2.51 12.44
DEGREE DAYS
HEATING
YESTERDAY 0 6 -6 5
MONTH TO DATE 89 134 -45 63
SINCE MAR 1 1193 1469 -276 1186
SINCE JUL 1 5756 6341 -585 5465
COOLING
YESTERDAY 7 2 5 0
MONTH TO DATE 32 15 17 4
SINCE MAR 1 37 21 16 11
SINCE JAN 1 37 21 16 11
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 17.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 2:00 AM
LOWEST 21 3:00 PM
AVERAGE 48
..........................................................
THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 86 2017
MINIMUM TEMPERATURE (F) 50 33 2009
2011
SUNRISE AND SUNSET
MAY 17 2025...........SUNRISE 5:32 AM CDT SUNSET 8:09 PM CDT
MAY 18 2025...........SUNRISE 5:31 AM CDT SUNSET 8:10 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$