June 2010 Precipitation - A Wet Month

Preliminary monthly precipitation totals from National Weather Service Cooperative Observers confirm that June 2010 was a very wet month. Many locations recorded precipitation on nearly half the days during the month. Many episodes of strong to severe thunderstorms resulted in heavy rainfall and flooding in some locations. At the close of June, the Illinois River was still above flood stage from La Salle, IL and locations downstream. Streamflow on many other rivers remained above normal.

Official Rankings for Chicago and Rockford.

The following is a top ten list of preliminary totals for June 2010 from select NWS Cooperative Observing locations received to date. This may be updated as additional data is received.

Location

County

Total Precipitation
(inches)

Monthly Graph
click for image
Milford, IL Iroquois 11.61 Monthly graph
Kankakee, IL Kankakee 11.45 Monthly Graph
Chicago Midway 3SW Cook 10.50 Monthly Graph
Earlville, IL La Salle 10.40 Monthly Graph
Streator, IL Livingston 10.39 Monthly Graph
Oak Brook, IL Du Page 10.09 Monthly Graph
St. Anne, IL Kankakee 10.06 Monthly Graph
Morris, IL Grundy 10.00 Monthly Graph
Bourbonnais, IL Kankakee 9.92 Monthly Graph
Marseilles, IL La Salle 9.69 Monthly Graph

 

June 2010 Monthly Precipitation June 2010 Precipitation Percent of Normal
Total June 2010 Precipitation June 2010 Precipitation Percent of Mean

Official Chicago and Rockford Data Rankings

AT CHICAGO JUNE 2010 IS THE SIXTEENTH-WETTEST JUNE ON RECORD.

...TOP WETTEST JUNES SINCE 1870 AT CHICAGO...
1.  JUNE 1892 10.58 INCHES
2.  JUNE 1993  9.96 INCHES
3.  JUNE 1950  8.89 INCHES
4.  JUNE 1967  8.75 INCHES
5.  JUNE 1926  7.62 INCHES
6.  JUNE 1916  7.25 INCHES
7.  JUNE 2009  7.18 INCHES
8.  JUNE 1970  7.09 INCHES
9.  JUNE 1928  6.97 INCHES
10. JUNE 1938  6.78 INCHES
11. JUNE 1924  6.60 INCHES
12. JUNE 1976  6.55 INCHES
13. JUNE 1902  6.45 INCHES
14. JUNE 1958  6.40 INCHES
15. JUNE 1974  6.25 INCHES
16. JUNE 2010  6.17 INCHES

AT ROCKFORD JUNE 2010 REGISTERED AS THE TWENTY-FIRST-WETTEST JUNE
ON RECORD.

...TOP WETTEST JUNES SINCE 1870 AT ROCKFORD...
1.  JUNE 1993 11.85 INCHES
2.  JUNE 1926 10.64 INCHES
3.  JUNE 1967  9.98 INCHES
4.  JUNE 1940  9.47 INCHES
5.  JUNE 1990  9.24 INCHES
6.  JUNE 1969  8.90 INCHES
7.  JUNE 1972  8.27 INCHES
8.  JUNE 2000  8.01 INCHES
9.  JUNE 1916  7.81 INCHES
10. JUNE 2002  7.45 INCHES
11. JUNE 1914  7.37 INCHES
12. JUNE 2009  7.36 INCHES
13. JUNE 1924  6.79 INCHES
14. JUNE 1935  6.77 INCHES
15. JUNE 1964  6.51 INCHES
16. JUNE 1928  6.50 INCHES
17. JUNE 1937  6.40 INCHES
18. JUNE 1974  6.30 INCHES
19. JUNE 2008  6.27 INCHES
19. JUNE 1998  6.27 INCHES
20. JUNE 1968  6.26 INCHES
21. JUNE 2010  6.13 INCHES

 



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