CHAMPAIGN, IL LOCAL CLIMATOLOGICAL DATA SEPTEMBER 1997 Illinois Water Survey SUMMARY =============================================================================== TEMP PRECIP ----SNOW-- WEATHER WIND SKY DEGREE DAYS DATE MX MN INCH T INCH T DEP TYPES D S COV H C CORN ------------------------------------------------------------------------------ 09/01/97 88 62 0.00 0.0 0 E 1.7 CLR 0 10 24 09/02/97 86 59 1.43* 0.0 0 TRW+,TRW,RW-,F NE 3.7 PC 0 8 23 09/03/97 69 52 0.00 0.0 0 NE 8.4 CLR 4 0 11 09/04/97 72 48 0.00 0.0 0 NE 2.2 CLR 5 0 11 09/05/97 73 47 0.00 0.0 0 SW 3.5 CLR 5 0 12 09/06/97 82 56 0.00 0.0 0 SW 5.2 CLR 0 4 19 09/07/97 85 60 0.23 0.0 0 TRW,R- W 3.2 PC 0 8 23 09/08/97 77 65 0.50 0.0 0 TRW,R-,RW-,L-F NE 2.2 CLDY 0 6 21 09/09/97 74 60 0.52 0.0 0 TRW,R,L-,F N 2.5 CLDY 0 2 17 09/10/97 72 54 0.00 0.0 0 F N 4.2 PC 2 0 13 09/11/97 73 52 0.00 0.0 0 NW 2.5 PC 2 0 13 09/12/97 76 51 0.00 0.0 0 E 1.4 PC 1 0 14 09/13/97 79 52 0.00T 0.0 0 L- SE 2.3 CLDY 0 1 16 09/14/97 81 64 0.00 0.0 0 SE 2.8 CLDY 0 8 23 09/15/97 84 63 0.00 0.0 0 F SE 3.8 PC 0 9 24 09/16/97 87 64 0.00 0.0 0 F S 7.0 PC 0 11* 25* 09/17/97 82 56 0.16 0.0 0 R,R-,L- NW 4.6 PC 0 4 19 09/18/97 83 53 0.00 0.0 0 S 4.9 CLR 0 3 18 09/19/97 89* 63 0.24 0.0 0 TRW+,TRW,R- SW 7.1 PC 0 11* 25* 09/20/97 73 52 0.00 0.0 0 N 5.2 PC 2 0 13 09/21/97 68 49 0.00 0.0 0 NE 3.1 PC 6* 0 9 09/22/97 72 49 0.00 0.0 0 E 1.7 CLDY 4 0 11 09/23/97 63 54 0.29 0.0 0 R,R-,L- NE 3.5 CLDY 6* 0 9 09/24/97 72 48 0.00 0.0 0 NE 2.6 CLDY 5 0 11 09/25/97 79 46* 0.00 0.0 0 W 4.4 CLR 2 0 15 09/26/97 77 52 0.00 0.0 0 NE 2.4 CLR 0 0 15 09/27/97 79 50 0.00 0.0 0 SE 3.3 CLR 0 0 15 09/28/97 70 50 0.03 0.0 0 R-,L- W 4.2 PC 5 0 10 09/29/97 81 48 0.00 0.0 0 W 11.3 CLR 0 0 16 09/30/97 73 52 0.00 0.0 0 NW 5.6 CLR 2 0 13 ------------------------------------------------------------------------------ TOT/AVE 77.3 54.4 3.40 0.0 NE 4.0 51 85 488 DEP -0.4 -0.8 +0.04 +0.0 SW -1.1 -30 -32 -12 =========================NUMBER OF DAYS AND DEPARTURE======================== MAX TEMP MIN TEMP ----------PRECIPITATION------------- >=90 <=32 <=32 <=0 >=T >=.01 >=.10 >=.50 >=1.00 TOTAL 0 0 0 0 9 8 7 3 1 DEP -2 +0 +0 +0 - -1 +2 +1 +0 SNOW SKY COVER ----------WEATHER TYPES---------- >=1.0 CLR PC CLDY F T IP A R L S Z D H BS TOTAL 0 11 12 7 6 5 0 0 8 6 0 0 0 0 0 DEP +0 +0 +3 -3 +1 +1 - +0 -2 +3 +0 +0 - - - SEASONAL SEASONAL SEASONAL JAN- SEP HEAT DD COOL DD CORN GDD PRECITITATION TOTAL 60 770 3029 30.41 DEP -30 -186 -235 -0.53 WEATHER TYPES:F=Fog;T=Thunder;IP=Ice Pellets;A=Hail;R=Rain;S=Snow;Z=Freezing Precip;D=Dust;H=Haze;BS=Blowing Snow; RW=Rain Showers;SW=Snow Showers; L=Drizzle;T=Trace. Intensities: + heavy; - light; absence of symbol indicates moderate. Degree days:Heat and Cool base 65F,Corn Growing base 50F. Averages based on 1961-1990 data.Snow depth at 7 AM LST. Sky 7 AM - 7 PM LST. Other data mid-mid. Heat DD season Jul-Jun; Cool and Corn season Jan-Dec. REMARKS: Fairly average September. Seasonal Cooling Degree Days are 20% less than average. No temp or precip records ser this month. Peak wind gust was 43.6 mph, from the west on the 29th.