Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
538
CDUS43 KLOT 030635
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT THU SEP 03 2026
...................................
...THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 2 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1905 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 96 2:30 PM 101 1953 80 16 78
MINIMUM 71 5:41 AM 41 1909 59 12 51
AVERAGE 84 69 15 65
PRECIPITATION (IN)
YESTERDAY 0.00 2.40 1942 0.14 -0.14 0.00
MONTH TO DATE 0.01 0.28 -0.27 0.00
SINCE SEP 1 0.01 0.28 -0.27 0.00
SINCE JAN 1 22.24 27.07 -4.83 21.57
SNOWFALL (IN)
YESTERDAY 0.0 0.0 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 1 -1 0
MONTH TO DATE 0 2 -2 0
SINCE SEP 1 0 2 -2 0
SINCE JUL 1 0 13 -13 19
COOLING
YESTERDAY 19 5 14 0
MONTH TO DATE 36 10 26 1
SINCE SEP 1 36 10 26 1
SINCE JAN 1 783 749 34 858
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 5.4
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1:00 AM
LOWEST 44 3:00 PM
AVERAGE 71
..........................................................
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 100 1913
MINIMUM TEMPERATURE (F) 58 43 1908
SUNRISE AND SUNSET
SEPTEMBER 3 2026.....SUNRISE 6:24 AM CDT SUNSET 7:27 PM CDT
SEPTEMBER 4 2026.....SUNRISE 6:25 AM CDT SUNSET 7:25 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$