WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS53 KLSX 241500
CF6CPS
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CAHOKIA/ST. LOUIS
MONTH: DECEMBER
YEAR: 2025
LATITUDE: 38 34 N
LONGITUDE: 90 9 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 23 25 -15 40 0 0.13 M M 2.7 14 300 M M 10 1 19 310
2 26 21 24 -16 41 0 T M M 7.9 20 320 M M 9 1 25 320
3 37 18 28 -12 37 0 0.00 0.0 M 5.6 20 360 M M 5 1 26 360
4 33 13 23 -16 42 0 0.00 0.0 M 8.8 21 350 M M 2 18 26 350
5 43 10 27 -12 38 0 0.00 0.0 M 3.5 12 190 M M 0 18 210
6 50 27 39 0 26 0 0.00 0.0 M 5.3 15 160 M M 1 1 22 160
7 45 27 36 -2 29 0 0.00 0.0 M 10.3 21 340 M M 10 18 25 340
8 36 24 30 -8 35 0 0.00 0.0 0 6.7 14 350 M M 5 18 20
9 55 31 43 5 22 0 0.00 0.0 0 9.6 17 210 M M 2 30 210
10 52 25 39 1 26 0 T M 0 15.0 35 310 M M 7 48 320
11 37 28 33 -5 32 0 T M 0 6.0 15 100 M M 10 18 110
12 38 32 35 -2 30 0 0.00 M M 6.9 13 330 M M 10 18 16 80
13 34 10 22 -15 43 0 T M M 11.7 20 350 M M 9 18 27 350
14 18 7 13 -24 52 0 0.00 0.0 0 8.8 20 330 M M 0 26 350
15 44 10 27 -9 38 0 0.00 0.0 0 7.4 16 200 M M 1 8 23 170
16 56 21 39 3 26 0 0.00 0.0 0 6.6 17 170 M M 0 28 170
17 57 29 43 7 22 0 T 0.0 0 5.2 17 160 M M 2 25 190
18 58 27 43 7 22 0 0.34 M 0 13.7 30 300 M M 9 1 44 300
19 40 24 32 -4 33 0 0.00 0.0 0 9.3 24 300 M M 2 34 310
20 58 30 44 9 21 0 0.00 0.0 0 8.8 21 310 M M 0 26 320
21 47 21 34 -1 31 0 0.00 0.0 0 2.9 9 130 M M 0 13 150
22 55 24 40 5 25 0 0.00 0.0 0 6.4 17 160 M M 4 24 150
23 70 34 52 17 13 0 0.00 0.0 0 3.2 10 30 M M 3 12 16 210
================================================================================
SM 1015 516 724 0 0.47 0.0 172.3 M 101
================================================================================
AV 44.1 22.4 7.5 FASTST M M 4 MAX(MPH)
MISC ----> 35 310 48 320
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: CAHOKIA/ST. LOUIS
MONTH: DECEMBER
YEAR: 2025
LATITUDE: 38 34 N
LONGITUDE: 90 9 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 33.3 TOTAL FOR MONTH: 0.47 1 = FOG OR MIST
DPTR FM NORMAL: -4.0 DPTR FM NORMAL: -1.28 2 = FOG REDUCING VISIBILITY
HIGHEST: 70 ON 23 GRTST 24HR 0.34 ON 18-18 TO 1/4 MILE OR LESS
LOWEST: 7 ON 14 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 0.0 INCH 5 = HAIL
GRTST 24HR 0.0 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 0 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: 3 0.01 INCH OR MORE: 2
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 2
MIN 32 OR BELOW: 22 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 724 CLEAR (SCALE 0-3) 12
DPTR FM NORMAL 88 PTCLDY (SCALE 4-7) 4
TOTAL FM JUL 1 1447 CLOUDY (SCALE 8-10) 7
DPTR FM NORMAL -80
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 1553 HIGHEST SLP M ON M
DPTR FM NORMAL 78 LOWEST SLP 29.57 ON 10
[REMARKS]