WFO Monthly/Daily Climate Data Issued by NWS Central Illinois
000
CXUS53 KILX 011000
CF6SPI
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: SPRINGFIELD IL
MONTH: DECEMBER
YEAR: 2020
LATITUDE: 39 50 N
LONGITUDE: 89 41 W
TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND
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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
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1 38 16 27 -9 38 0 0.00 0.0 0 4.9 15 280 M M 0 19 290
2 47 17 32 -3 33 0 0.00 0.0 0 0.9 8 60 M M 0 8 9 80
3 48 21 35 0 30 0 0.00 0.0 0 4.8 16 200 M M 4 22 200
4 50 26 38 4 27 0 0.00 0.0 0 7.8 18 260 M M 1 12 24 250
5 47 22 35 1 30 0 0.00 0.0 0 3.9 12 120 M M 0 15 120
6 43 31 37 4 28 0 T T 0 5.2 13 40 M M 10 17 30
7 39 32 36 3 29 0 0.00 0.0 0 4.6 10 310 M M 10 1 17 300
8 40 30 35 3 30 0 0.00 0.0 0 6.4 14 200 M M 6 18 19 200
9 62 31 47 15 18 0 0.00 0.0 0 5.0 12 220 M M 0 16 310
10 64 29 47 15 18 0 0.00 0.0 0 5.8 14 180 M M 0 8 18 180
11 56 43 50 19 15 0 0.23 0.0 0 7.8 17 170 M M 5 1 23 180
12 54 34 44 13 21 0 0.31 0.0 0 12.2 26 250 M M 10 1 34 270
13 37 28 33 2 32 0 0.00 0.0 0 5.8 18 320 M M 9 25 330
14 35 22 29 -1 36 0 0.00 0.0 0 7.9 21 310 M M 4 29 340
15 33 20 27 -3 38 0 0.00 0.0 0 9.1 18 70 M M 2 1 25 70
16 31 26 29 -1 36 0 T T 0 7.2 13 320 M M 10 18 17 330
17 35 19 27 -3 38 0 0.00 0.0 0 4.1 13 250 M M 4 18 15 250
18 40 21 31 2 34 0 T 0.0 0 14.2 26 180 M M 2 1 37 190
19 49 34 42 13 23 0 0.00 0.0 0 11.7 22 180 M M 7 18 30 180
20 46 23 35 6 30 0 0.00 0.0 0 8.2 20 200 M M 2 1 25 200
21 54 34 44 15 21 0 0.00 0.0 0 15.4 32 290 M M 2 45 290
22 50 23 37 9 28 0 0.00 0.0 0 12.5 28 160 M M 0 36 160
23 60 23 42 14 23 0 0.17 0.0 0 23.2 33 260 M M 4 13 48 180
24 23 10 17 -11 48 0 T T 0 15.9 31 280 M M 6 43 290
25 21 6 14 -14 51 0 T T 0 11.3 18 290 M M 2 8 28 320
26 41 15 28 0 37 0 0.00 0.0 0 5.9 14 220 M M 0 18 220
27 54 26 40 12 25 0 0.02 0.0 0 14.6 25 290 M M 3 35 290
28 33 16 25 -3 40 0 0.00 0.0 0 8.7 20 310 M M 8 29 310
29 39 16 28 1 37 0 T 0.0 0 12.8 29 150 M M 7 38 150
30 42 25 34 7 31 0 0.32 T 0 11.3 20 280 M M 8 1 27 280
31 29 22 26 -1 39 0 0.00 0.0 0 7.6 15 70 M M 9 22 70
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SM 1340 741 964 0 1.05 T 276.7 M 135
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AV 43.2 23.9 8.9 FASTST M M 4 MAX(MPH)
MISC ----> 33 260 48 180
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NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: SPRINGFIELD IL
MONTH: DECEMBER
YEAR: 2020
LATITUDE: 39 50 N
LONGITUDE: 89 41 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 33.6 TOTAL FOR MONTH: 1.05 1 = FOG OR MIST
DPTR FM NORMAL: 3.2 DPTR FM NORMAL: -1.47 2 = FOG REDUCING VISIBILITY
HIGHEST: 64 ON 10 GRTST 24HR 0.54 ON 11-12 TO 1/4 MILE OR LESS
LOWEST: 6 ON 25 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: T 5 = HAIL
GRTST 24HR T ON 6- 6 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: 4 0.01 INCH OR MORE: 5
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4
MIN 32 OR BELOW: 27 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 964 CLEAR (SCALE 0-3) 14
DPTR FM NORMAL -108 PTCLDY (SCALE 4-7) 9
TOTAL FM JUL 1 1943 CLOUDY (SCALE 8-10) 8
DPTR FM NORMAL -199
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 1203 HIGHEST SLP 30.58 ON 29
DPTR FM NORMAL 81 LOWEST SLP 29.49 ON 23
[REMARKS]
#FINAL-12-20#