Climatological Report (Daily)
Issued by NWS
Issued by NWS
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
022
CDUS43 KLOT 020632
CLIMDW
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT SAT AUG 02 2025
...................................
...THE CHICAGO-MIDWAY CLIMATE SUMMARY FOR AUGUST 1 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1928 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 77 2:21 PM 100 1988 84 -7 89
MINIMUM 64 11:59 PM 52 1947 68 -4 70
AVERAGE 71 76 -5 80
PRECIPITATION (IN)
YESTERDAY 0.00 2.55 1961 0.12 -0.12 0.93
MONTH TO DATE 0.00 0.12 -0.12 0.93
SINCE JUN 1 12.03 7.68 4.35 10.68
SINCE JAN 1 21.60 20.16 1.44 26.66
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 9 25 -16 3
SINCE JUL 1 0 1 -1 0
COOLING
YESTERDAY 6 11 -5 15
MONTH TO DATE 6 11 -5 15
SINCE JUN 1 774 586 188 689
SINCE JAN 1 825 668 157 802
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 8.5
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 6:00 AM
LOWEST 39 3:00 PM
AVERAGE 58
..........................................................
THE CHICAGO-MIDWAY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 102 1991
MINIMUM TEMPERATURE (F) 68 56 1965
SUNRISE AND SUNSET
AUGUST 2 2025........SUNRISE 5:46 AM CDT SUNSET 8:07 PM CDT
AUGUST 3 2025........SUNRISE 5:47 AM CDT SUNSET 8:06 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$