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
681
CDUS43 KLOT 010633
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT TUE SEP 01 2026
...................................
...THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 31 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 88 4:01 PM 101 1953 80 8 75
MINIMUM 72 11:45 PM 41 1915 59 13 51
AVERAGE 80 70 10 63
PRECIPITATION (IN)
YESTERDAY T 2.32 1981 0.15 -0.15 0.00
MONTH TO DATE 2.36 4.19 -1.83 3.30
SINCE JUN 1 11.25 13.23 -1.98 13.17
SINCE JAN 1 22.23 26.79 -4.56 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 JUN 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 2
MONTH TO DATE 0 3 -3 19
SINCE JUN 1 12 33 -21 28
SINCE JUL 1 0 6 -6 19
COOLING
YESTERDAY 15 5 10 0
MONTH TO DATE 216 222 -6 201
SINCE JUN 1 679 678 1 819
SINCE JAN 1 747 739 8 857
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 7.2
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 11:00 PM
LOWEST 53 12:00 PM
AVERAGE 74
..........................................................
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 102 1953
MINIMUM TEMPERATURE (F) 59 41 1909
1949
SUNRISE AND SUNSET
SEPTEMBER 1 2026.....SUNRISE 6:22 AM CDT SUNSET 7:30 PM CDT
SEPTEMBER 2 2026.....SUNRISE 6:23 AM CDT SUNSET 7:28 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$