WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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936
CXUS53 KLOT 120800
CF6MDW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CHICAGO-MIDWAY
MONTH: DECEMBER
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 30 19 25 -11 40 0 0.11 M 5 5.0 13 150 M M 9 1 27 150
2 25 17 21 -15 44 0 T M 5 9.6 20 220 M M 9 1 27 210
3 30 18 24 -11 41 0 T M 4 13.4 23 330 M M 10 168 30 200
4 22 9 16 -19 49 0 0.00 M 4 7.0 17 340 M M 2 23 310
5 30 10 20 -14 45 0 T M 4 11.6 22 210 M M 7 33 190
6 33 27 30 -4 35 0 T M 4 5.7 14 250 M M 10 1 19 240
7 33 19 26 -8 39 0 0.22 M 7 9.8 23 10 M M 9 1 30 360
8 27 18 23 -11 42 0 T M 7 7.3 15 180 M M 8 22 160
9 37 22 30 -3 35 0 0.08 M 6 14.0 24 210 M M 9 1 33 210
10 40 27 34 1 31 0 0.02 M 1 16.8 28 330 M M 10 18 36 350
11 28 25 27 -5 38 0 T M M 5.7 17 330 M M 10 8 23 340
================================================================================
SM 335 211 439 0 0.43 M 105.9 M 93
================================================================================
AV 30.5 19.2 9.6 FASTST M M 8 MAX(MPH)
MISC ----> 28 330 36 350
================================================================================
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: DECEMBER
YEAR: 2025
LATITUDE: 41 46 N
LONGITUDE: 87 45 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 24.8 TOTAL FOR MONTH: 0.43 1 = FOG OR MIST
DPTR FM NORMAL: -9.4 DPTR FM NORMAL: -0.27 2 = FOG REDUCING VISIBILITY
HIGHEST: 40 ON 10 GRTST 24HR 0.22 ON 6- 7 TO 1/4 MILE OR LESS
LOWEST: 9 ON 4 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: 7 ON 8, 7 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: 7 0.01 INCH OR MORE: 4
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 2
MIN 32 OR BELOW: 11 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 439 CLEAR (SCALE 0-3) 1
DPTR FM NORMAL 100 PTCLDY (SCALE 4-7) 2
TOTAL FM JUL 1 1348 CLOUDY (SCALE 8-10) 8
DPTR FM NORMAL -75
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 1410 HIGHEST SLP M ON M
DPTR FM NORMAL 298 LOWEST SLP 29.30 ON 10
[REMARKS]