WFO Monthly/Daily Climate Data
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
462
CXUS53 KLOT 100800
CF6LOT
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: ROMEOVILLE WFO
MONTH: AUGUST
YEAR: 2025
LATITUDE: 41 36 N
LONGITUDE: 88 5 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 77 60 69 -5 0 4 0.00 0.0 0 8.7 16 40 M M 2 18 23 40
2 78 58 68 -6 0 3 0.00 0.0 0 6.6 13 50 M M 4 31 99
3 79 58 69 -5 0 4 0.00 0.0 0 6.6 14 50 M M 4 18 18 40
4 83 64 74 0 0 9 0.00 0.0 0 6.7 12 80 M M 4 1 15 70
5 83 62 73 -1 0 8 0.00 0.0 0 5.9 13 80 M M 1 1 15 80
6 85 65 75 1 0 10 0.00 0.0 0 3.9 8 150 M M 1 1 M M
7 88 70 79 5 0 14 0.00 0.0 0 7.7 14 150 M M 2 17 170
8 91 70 81 7 0 16 0.00 0.0 0 10.1 16 160 M M 1 1 24 160
9 91 71 81 7 0 16 0.00 0.0 0 12.8 21 190 M M 0 27 190
================================================================================
SM 755 578 0 84 0.00 0.0 69.0 M 19
================================================================================
AV 83.9 64.2 7.7 FASTST M M 2 MAX(MPH)
MISC ----> 21 190 31 99
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: ROMEOVILLE WFO
MONTH: AUGUST
YEAR: 2025
LATITUDE: 41 36 N
LONGITUDE: 88 5 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 74.1 TOTAL FOR MONTH: 0.00 1 = FOG OR MIST
DPTR FM NORMAL: 0.1 DPTR FM NORMAL: -1.23 2 = FOG REDUCING VISIBILITY
HIGHEST: 91 ON 9, 8 GRTST 24HR 0.00 ON 1- 1 TO 1/4 MILE OR LESS
LOWEST: 58 ON 3, 2 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 0.0 INCH 5 = HAIL
GRTST 24HR 0.0 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 0 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: 0 0.01 INCH OR MORE: 0
MAX 90 OR ABOVE: 2 0.10 INCH OR MORE: 0
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 0 CLEAR (SCALE 0-3) 6
DPTR FM NORMAL 0 PTCLDY (SCALE 4-7) 3
TOTAL FM JUL 1 0 CLOUDY (SCALE 8-10) 0
DPTR FM NORMAL -2
[CDD (BASE 65) ]
TOTAL THIS MO. 84
DPTR FM NORMAL 3 [PRESSURE DATA]
TOTAL FM JAN 1 751 HIGHEST SLP M ON M
DPTR FM NORMAL 93 LOWEST SLP M ON M
[REMARKS]