WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS53 KLOT 310800
CF6DPA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: DUPAGE AIRPORT
MONTH: DECEMBER
YEAR: 2025
LATITUDE: 41 55 N
LONGITUDE: 88 15 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 28 8 18 -15 47 0 0.06 M M 3.7 10 170 M M 6 12 14 150
2 23 14 19 -14 46 0 T M M 9.5 20 210 M M 9 12 27 210
3 30 16 23 -9 42 0 0.01 M M 12.9 21 340 M M 10 1 27 330
4 18 -3 8 -24 57 0 0.00 M M 5.5 16 340 M M 0 21 350
5 27 -2 13 -19 52 0 0.00 M M 10.5 18 180 M M 7 25 180
6 32 25 29 -2 36 0 0.01 M M 3.9 13 240 M M 10 1 16 240
7 29 11 20 -11 45 0 0.22 M M 11.6 22 360 M M 9 1 26 360
8 24 11 18 -13 47 0 0.00 M M 6.6 17 180 M M 7 8 23 170
9 37 20 29 -1 36 0 0.07 M M 13.7 24 180 M M 8 1 35 190
10 39 26 33 3 32 0 0.02 M M 16.1 28 320 M M 10 18 37 340
11 27 23 25 -5 40 0 0.00 M M 4.9 14 310 M M 10 18 300
12 28 13 21 -8 44 0 T M M 7.0 25 260 M M 6 18 32 270
13 24 0 12 -17 53 0 0.00 M M 12.8 25 270 M M 5 34 290
14 6 -4 1 -28 64 0 0.00 M M 11.0 17 300 M M 0 24 320
15 21 1 11 -17 54 0 0.00 M M 10.1 21 180 M M 1 27 180
16 37 11 24 -4 41 0 0.00 M M 9.3 20 190 M M 0 29 180
17 40 32 36 8 29 0 0.00 M M 8.3 16 240 M M 0 23 240
18 50 16 33 5 32 0 0.14 M M 18.9 32 180 M M 9 1 46 170
19 22 8 15 -12 50 0 T M M 14.6 31 290 M M 5 42 300
20 39 22 31 4 34 0 0.00 M M 15.0 26 310 M M 1 36 310
21 31 12 22 -5 43 0 0.00 M M 6.9 26 300 M M 2 36 290
22 43 30 37 10 28 0 0.00 M M 7.9 15 170 M M 8 21 180
23 51 28 40 14 25 0 0.00 M M 6.2 13 290 M M 0 17 220
24 47 26 37 11 28 0 T M M 4.7 14 150 M M 4 1 20 140
25 43 34 39 13 26 0 0.00 M M 10.7 20 130 M M 9 1 26 120
26 47 38 43 17 22 0 T M M 8.7 20 320 M M 10 12 26 310
27 44 38 41 15 24 0 T M M 8.0 15 130 M M 10 1 20 130
28 57 20 39 14 26 0 0.85 M M 10.6 35 270 M M 10 123 49 270
29 23 13 18 -7 47 0 T M M 20.7 36 260 M M 9 18 55 270
30 27 9 18 -7 47 0 0.03 M M 9.5 15 240 M M 7 18 22 280
================================================================================
SM 994 496 1197 0 1.41 M 299.8 M 182
================================================================================
AV 33.1 16.5 10.0 FASTST M M 6 MAX(MPH)
MISC ----> 36 260 55 270
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: DUPAGE AIRPORT
MONTH: DECEMBER
YEAR: 2025
LATITUDE: 41 55 N
LONGITUDE: 88 15 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 24.8 TOTAL FOR MONTH: 1.41 1 = FOG OR MIST
DPTR FM NORMAL: -3.7 DPTR FM NORMAL: -0.21 2 = FOG REDUCING VISIBILITY
HIGHEST: 57 ON 28 GRTST 24HR 0.85 ON 28-28 TO 1/4 MILE OR LESS
LOWEST: -4 ON 14 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: 17 0.01 INCH OR MORE: 9
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 3
MIN 32 OR BELOW: 27 0.50 INCH OR MORE: 1
MIN 0 OR BELOW: 4 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 1197 CLEAR (SCALE 0-3) 8
DPTR FM NORMAL 103 PTCLDY (SCALE 4-7) 9
TOTAL FM JUL 1 2280 CLOUDY (SCALE 8-10) 13
DPTR FM NORMAL -100
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 1084 HIGHEST SLP M ON M
DPTR FM NORMAL 261 LOWEST SLP 29.27 ON 18
[REMARKS]