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
054
CDUS43 KLOT 160636
CLIRFD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT SUN AUG 16 2026
...................................
...THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 15 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 78 6:27 PM 99 1988 82 -4 87
MINIMUM 70 5:09 AM 44 1921 62 8 64
1929
AVERAGE 74 72 2 76
PRECIPITATION (IN)
YESTERDAY 0.08 3.90 1898 0.15 -0.07 T
MONTH TO DATE 1.91 1.99 -0.08 2.21
SINCE JUN 1 10.80 11.03 -0.23 12.08
SINCE JAN 1 21.78 24.59 -2.81 20.48
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 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 12 30 -18 9
SINCE JUL 1 0 3 -3 0
COOLING
YESTERDAY 9 7 2 11
MONTH TO DATE 119 119 0 132
SINCE JUN 1 582 575 7 750
SINCE JAN 1 650 636 14 788
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 2.3
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 11:00 PM
LOWEST 84 12:00 AM
AVERAGE 92
..........................................................
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 104 1988
MINIMUM TEMPERATURE (F) 62 44 1992
SUNRISE AND SUNSET
AUGUST 16 2026........SUNRISE 6:05 AM CDT SUNSET 7:56 PM CDT
AUGUST 17 2026........SUNRISE 6:06 AM CDT SUNSET 7:54 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$