


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
621 CXUS53 KLOT 060800 CF6PWK PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: CHICAGO EXECUTIVE AIRPORT MONTH: APRIL YEAR: 2025 LATITUDE: 42 5 N LONGITUDE: 87 54 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 44 33 39 -5 26 0 0.00 M M 9.7 20 120 M M 5 28 110 2 71 39 55 11 10 0 0.90 M M 11.7 22 210 M M 7 13 32 110 3 56 36 46 2 19 0 0.00 M M 10.7 24 270 M M 0 40 260 4 48 34 41 -4 24 0 0.05 M M 7.2 15 110 M M 4 1 22 100 5 54 37 46 1 19 0 0.11 M M 8.8 16 360 M M 5 1 22 360 ================================================================================ SM 273 179 98 0 1.06 M 48.1 M 21 ================================================================================ AV 54.6 35.8 9.6 FASTST M M 4 MAX(MPH) MISC ----> 24 270 40 260 ================================================================================ 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 EXECUTIVE AIRPORT MONTH: APRIL YEAR: 2025 LATITUDE: 42 5 N LONGITUDE: 87 54 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 45.2 TOTAL FOR MONTH: 1.06 1 = FOG OR MIST DPTR FM NORMAL: 0.8 DPTR FM NORMAL: 0.63 2 = FOG REDUCING VISIBILITY HIGHEST: 71 ON 2 GRTST 24HR 0.90 ON 2- 2 TO 1/4 MILE OR LESS LOWEST: 33 ON 1 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: M ON M 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: 3 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 2 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 98 CLEAR (SCALE 0-3) 1 DPTR FM NORMAL -5 PTCLDY (SCALE 4-7) 4 TOTAL FM JUL 1 4995 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL -442 [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 -2 LOWEST SLP 29.39 ON 2 [REMARKS]