Climatological Report (Monthly)
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
000
CXUS43 KLOT 011130
CLMDPA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
614 AM CDT THU JUN 1 2017

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

...THE DU PAGE  AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1997 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              96   05/27/2012
 LOW               26   05/21/2002
HIGHEST            87   05/16        MM      MM       87
LOWEST             32   05/08        MM      MM       34
                        05/03
AVG. MAXIMUM     67.8              71.2    -3.4     70.9
AVG. MINIMUM     45.8              47.8    -2.0     48.2
MEAN             56.8              59.5    -2.7     59.5

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         6.32   2010
 MINIMUM         1.21   2007
TOTALS           4.52              4.58   -0.06     6.16

DEGREE_DAYS
HEATING TOTAL     261               213      48      233
 SINCE 7/1       5547              6279    -732     5627
COOLING TOTAL      15                42     -27       67
 SINCE 1/1         23                46     -23       73
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              10.1
HIGHEST WIND SPEED/DIRECTION    46/260    DATE  05/17
HIGHEST GUST SPEED/DIRECTION    64/240    DATE  05/17

AVERAGE RH (PERCENT)     73


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

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.