WFO Monthly/Daily Climate Data
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
299
CXUS53 KLOT 220800
CF6MDW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CHICAGO-MIDWAY
MONTH: JANUARY
YEAR: 2025
LATITUDE: 41 46 N
LONGITUDE: 87 45 W
TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND
================================================================================
1 2 3 4 5 6A 6B 7 8 9 10 11 12 13 14 15 16 17 18
12Z AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH SPD SPD DIR MIN PSBL S-S WX SPD DR
================================================================================
1 36 25 31 4 34 0 T M 0 14.6 24 300 M M 10 32 290
2 33 25 29 2 36 0 T M 0 10.0 18 300 M M 8 1 24 310
3 27 19 23 -4 42 0 T M 0 12.7 22 290 M M 5 1 29 300
4 26 14 20 -7 45 0 0.00 M 0 9.6 15 270 M M 4 21 300
5 30 17 24 -3 41 0 0.01 M 0 8.9 18 50 M M 9 16 24 30
6 32 24 28 1 37 0 T M 0 16.1 26 30 M M 10 16 34 60
7 28 17 23 -3 42 0 0.00 M 0 7.2 16 330 M M 6 20 320
8 28 15 22 -4 43 0 0.00 M 0 6.8 14 320 M M 5 20 300
9 29 15 22 -4 43 0 0.00 M 0 9.4 21 210 M M 3 31 210
10 30 21 26 0 39 0 0.04 M 0 8.5 16 210 M M 10 1 21 230
11 33 27 30 4 35 0 T M 1 9.0 15 180 M M 9 1 25 150
12 36 21 29 3 36 0 0.02 M 1 15.0 25 260 M M 10 1 37 260
13 21 10 16 -10 49 0 0.00 M 1 13.7 22 270 M M 1 32 270
14 18 10 14 -12 51 0 T M M 9.6 23 330 M M 5 1 28 350
15 20 5 13 -13 52 0 T M 1 12.4 21 220 M M 4 1 31 200
16 39 19 29 3 36 0 T M 1 10.8 21 300 M M 8 1 27 320
17 46 27 37 11 28 0 0.00 M M 13.5 28 210 M M 4 40 210
18 42 17 30 4 35 0 0.00 M M 13.6 24 360 M M 8 35 340
19 17 2 10 -16 55 0 0.00 M M 13.9 21 330 M M 5 28 330
20 13 0 7 -19 58 0 T M M 12.8 22 270 M M 3 30 250
21 2 -6 -2 -28 67 0 0.00 M M 13.0 20 250 M M 1 30 270
================================================================================
SM 586 324 904 0 0.07 M 241.1 M 128
================================================================================
AV 27.9 15.4 11.5 FASTST M M 6 MAX(MPH)
MISC ----> 28 210 40 210
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: CHICAGO-MIDWAY
MONTH: JANUARY
YEAR: 2025
LATITUDE: 41 46 N
LONGITUDE: 87 45 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 21.7 TOTAL FOR MONTH: 0.07 1 = FOG OR MIST
DPTR FM NORMAL: -4.6 DPTR FM NORMAL: -0.97 2 = FOG REDUCING VISIBILITY
HIGHEST: 46 ON 17 GRTST 24HR 0.13 ON 10-10 TO 1/4 MILE OR LESS
LOWEST: -6 ON 21 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: M 5 = HAIL
GRTST 24HR M ON M 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 1 ON 16,15 7 = DUSTSTORM OR SANDSTORM:
VSBY 1/2 MILE OR LESS
8 = SMOKE OR HAZE
[NO. OF DAYS WITH] [WEATHER - DAYS WITH] 9 = BLOWING SNOW
X = TORNADO
MAX 32 OR BELOW: 14 0.01 INCH OR MORE: 3
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 0
MIN 32 OR BELOW: 21 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 2 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 904 CLEAR (SCALE 0-3) 3
DPTR FM NORMAL 89 PTCLDY (SCALE 4-7) 10
TOTAL FM JUL 1 2578 CLOUDY (SCALE 8-10) 8
DPTR FM NORMAL -365
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP M ON M
DPTR FM NORMAL 0 LOWEST SLP 29.58 ON 17
[REMARKS]