WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS53 KLOT 110800
CF6MDW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CHICAGO-MIDWAY
MONTH: SEPTEMBER
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 77 62 70 -2 0 5 0.00 M M 4.6 14 80 M M 2 21 60
2 80 60 70 -2 0 5 0.00 M M 3.9 12 90 M M 3 8 17 40
3 73 59 66 -6 0 1 0.06 M M 11.1 25 330 M M 9 1 33 320
4 67 50 59 -12 6 0 0.00 M M 9.7 17 240 M M 4 8 26 230
5 69 55 62 -9 3 0 0.00 M M 13.8 24 270 M M 7 33 260
6 69 50 60 -11 5 0 0.00 M M 9.3 21 300 M M 4 29 270
7 70 49 60 -11 5 0 0.00 M M 6.8 15 330 M M 2 19 310
8 73 52 63 -7 2 0 0.00 M M 6.7 13 200 M M 1 20 140
9 77 54 66 -4 0 1 0.00 M M 6.5 14 220 M M 8 24 160
10 83 64 74 4 0 9 0.00 M M 5.7 13 100 M M 7 18 210
================================================================================
SM 738 555 21 21 0.06 M 78.1 M 47
================================================================================
AV 73.8 55.5 7.8 FASTST M M 5 MAX(MPH)
MISC ----> 25 330 # 33 320
================================================================================
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: SEPTEMBER
YEAR: 2025
LATITUDE: 41 46 N
LONGITUDE: 87 45 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 64.7 TOTAL FOR MONTH: 0.06 1 = FOG OR MIST
DPTR FM NORMAL: -6.3 DPTR FM NORMAL: -0.96 2 = FOG REDUCING VISIBILITY
HIGHEST: 83 ON 10 GRTST 24HR 0.06 ON 3- 3 TO 1/4 MILE OR LESS
LOWEST: 49 ON 7 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: 1
MAX 90 OR ABOVE: 0 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. 21 CLEAR (SCALE 0-3) 4
DPTR FM NORMAL 16 PTCLDY (SCALE 4-7) 5
TOTAL FM JUL 1 23 CLOUDY (SCALE 8-10) 1
DPTR FM NORMAL 14
[CDD (BASE 65) ]
TOTAL THIS MO. 21
DPTR FM NORMAL -45 [PRESSURE DATA]
TOTAL FM JAN 1 1162 HIGHEST SLP M ON M
DPTR FM NORMAL 140 LOWEST SLP 29.61 ON 5
[REMARKS]