WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS53 KILX 291000
CF6DEC
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: DECATUR IL AIRPORT
MONTH: DECEMBER
YEAR: 2025
LATITUDE: 39 49 N
LONGITUDE: 88 51 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 26 14 20 -17 45 0 M M M 3.7 13 300 M M 7 12 17 310
2 23 17 20 -16 45 0 0.00 M M 11.0 17 210 M M 10 18 22 320
3 32 20 26 -10 39 0 0.00 M M 13.2 20 200 M M 8 1 26 200
4 26 1 14 -22 51 0 0.00 M M 7.2 20 340 M M 1 27 340
5 29 -1 14 -22 51 0 0.00 M M 7.9 16 190 M M 3 22 180
6 35 25 30 -5 35 0 0.00 M M 7.4 14 120 M M 5 18 17 120
7 36 17 27 -8 38 0 0.00 M M 12.0 22 10 M M 10 1 29 30
8 23 11 17 -17 48 0 0.00 M M 6.9 14 170 M M 1 19 160
9 40 23 32 -2 33 0 0.00 M M 18.4 28 210 M M 4 41 200
10 42 29 36 2 29 0 0.02 M M 17.4 28 320 M M 10 18 38 310
11 29 26 28 -6 37 0 M M M 7.3 21 300 M M 10 1 29 310
12 31 24 28 -5 37 0 M M M 7.9 15 60 M M 10 18 24 30
13 29 1 15 -18 50 0 M M M 12.4 18 330 M M 8 128 25 330
14 3 -14 -5 -38 70 0 0.00 M M 7.3 15 300 M M 0 8 24 300
15 27 -12 8 -24 57 0 0.00 M M 11.1 24 190 M M 0 8 32 200
16 42 21 32 0 33 0 0.00 M M 14.1 24 200 M M 0 32 190
17 45 33 39 7 26 0 0.00 M M 9.9 18 220 M M 1 27 180
18 54 24 39 7 26 0 0.35 M M 17.1 31 180 M M 9 1 43 180
19 30 19 25 -7 40 0 T M M 14.6 28 280 M M 4 40 270
20 47 28 38 7 27 0 0.00 M M 13.9 23 210 M M 0 33 180
21 39 22 31 0 34 0 0.00 M M 6.1 14 160 M M 0 19 140
22 47 23 35 4 30 0 0.00 M M 10.8 18 210 M M 4 25 210
23 60 31 46 16 19 0 0.00 M M 7.8 16 220 M M 0 12 28 320
24 57 29 43 13 22 0 0.00 M M 6.5 14 160 M M 5 128 19 150
25 55 49 52 22 13 0 0.00 M M 8.2 16 80 M M 10 12 19 80
26 60 46 53 23 12 0 0.00 M M 10.8 20 290 M M 10 1 29 290
27 60 42 51 21 14 0 0.01 M M 11.7 20 190 M M 10 12 25 200
28 69 22 46 17 19 0 0.44 M M 20.9 36 280 M M 9 13 54 290
================================================================================
SM 1096 570 980 0 0.82 M 303.5 M 149
================================================================================
AV 39.1 20.4 10.8 FASTST M M 5 MAX(MPH)
MISC ----> 36 280 54 290
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: DECATUR IL AIRPORT
MONTH: DECEMBER
YEAR: 2025
LATITUDE: 39 49 N
LONGITUDE: 88 51 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 29.8 TOTAL FOR MONTH: 0.82 1 = FOG OR MIST
DPTR FM NORMAL: -3.0 DPTR FM NORMAL: -1.09 2 = FOG REDUCING VISIBILITY
HIGHEST: 69 ON 28 GRTST 24HR 0.45 ON 27-28 TO 1/4 MILE OR LESS
LOWEST: -14 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: 12 0.01 INCH OR MORE: 4
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 2
MIN 32 OR BELOW: 24 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 3 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 980 CLEAR (SCALE 0-3) 10
DPTR FM NORMAL 80 PTCLDY (SCALE 4-7) 7
TOTAL FM JUL 1 1866 CLOUDY (SCALE 8-10) 11
DPTR FM NORMAL -98
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 1479 HIGHEST SLP M ON M
DPTR FM NORMAL 374 LOWEST SLP 29.39 ON 18
[REMARKS]