WFO Monthly/Daily Climate Data
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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000 CXUS53 KLOT 010800 CF6RFD PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: ROCKFORD IL MONTH: DECEMBER YEAR: 2020 LATITUDE: 42 12 N LONGITUDE: 89 6 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 37 19 28 -3 37 0 0.00 0.0 0 6.8 14 320 M M 1 17 310 2 49 19 34 4 31 0 0.00 0.0 0 2.6 9 210 M M 4 15 210 3 43 26 35 5 30 0 0.00 0.0 0 6.7 16 270 M M 4 23 280 4 47 26 37 8 28 0 0.00 0.0 0 6.0 13 310 M M 1 22 250 5 45 21 33 4 32 0 0.00 0.0 0 0.9 8 90 M M 4 12 100 6 42 28 35 7 30 0 0.00 0.0 0 2.2 9 350 M M 9 12 320 7 40 29 35 7 30 0 0.00 0.0 0 5.6 12 340 M M 10 15 350 8 36 32 34 6 31 0 0.00 0.0 0 6.9 18 240 M M 10 18 27 220 9 55 28 42 15 23 0 0.00 0.0 0 2.9 8 300 M M 2 18 12 290 10 57 25 41 14 24 0 0.00 0.0 0 2.9 16 170 M M 4 18 19 170 11 43 32 38 12 27 0 0.70 0.0 0 13.0 24 40 M M 10 18 33 50 12 37 28 33 7 32 0 0.28 0.6 0 14.2 25 30 M M 10 1 34 360 13 34 20 27 1 38 0 0.00 0.0 0 5.6 20 290 M M 7 25 290 14 29 20 25 -1 40 0 0.00 0.0 0 9.0 21 310 M M 6 27 300 15 33 16 25 0 40 0 0.00 0.0 0 5.4 10 20 M M 8 13 30 16 36 28 32 7 33 0 0.00 0.0 0 6.5 12 40 M M 10 15 60 17 38 21 30 5 35 0 0.00 0.0 0 2.5 8 280 M M 7 8 11 290 18 40 19 30 6 35 0 0.00 0.0 0 10.6 23 170 M M 6 8 32 160 19 44 34 39 15 26 0 0.00 0.0 0 7.0 17 170 M M 9 18 22 170 20 39 30 35 11 30 0 0.00 0.0 0 7.1 16 210 M M 9 8 22 210 21 47 33 40 16 25 0 T 0.0 0 13.6 31 290 M M 9 8 43 290 22 42 28 35 12 30 0 0.00 0.0 0 10.7 22 170 M M 6 30 180 23 62 20 41 18 24 0 T T 0 20.2 32 230 M M 10 48 240 24 20 8 14 -9 51 0 T T T 14.5 30 230 M M 10 8 42 240 25 24 8 16 -7 49 0 T T T 11.6 21 330 M M 4 27 320 26 36 17 27 4 38 0 0.00 0.0 0 4.9 10 290 M M 3 15 330 27 46 26 36 14 29 0 0.05 0.6 0 9.8 20 310 M M 10 8 26 300 28 33 16 25 3 40 0 0.00 0.0 1 8.7 17 310 M M 5 24 290 29 34 14 24 2 41 0 0.59 5.7 0 11.5 28 160 M M 8 469 36 160 30 37 26 32 10 33 0 0.14 0.5 6 12.7 25 310 M M 10 46 34 310 31 26 18 22 0 43 0 0.00 0.0 5 4.3 13 300 M M 10 8 16 300 ================================================================================ SM 1231 715 1035 0 1.76 7.4 246.9 M 216 ================================================================================ AV 39.7 23.1 8.0 FASTST M M 7 MAX(MPH) MISC ----> 32 230 48 240 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: ROCKFORD IL MONTH: DECEMBER YEAR: 2020 LATITUDE: 42 12 N LONGITUDE: 89 6 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 31.4 TOTAL FOR MONTH: 1.76 1 = FOG OR MIST DPTR FM NORMAL: 6.0 DPTR FM NORMAL: -0.22 2 = FOG REDUCING VISIBILITY HIGHEST: 62 ON 23 GRTST 24HR 0.98 ON 11-12 TO 1/4 MILE OR LESS LOWEST: 8 ON 25,24 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 7.4 INCHES 5 = HAIL GRTST 24HR 5.7 ON 29-29 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: 6 ON 30 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: 29 0.50 INCH OR MORE: 2 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 1035 CLEAR (SCALE 0-3) 3 DPTR FM NORMAL -191 PTCLDY (SCALE 4-7) 13 TOTAL FM JUL 1 2189 CLOUDY (SCALE 8-10) 15 DPTR FM NORMAL -372 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 1042 HIGHEST SLP M ON M DPTR FM NORMAL 222 LOWEST SLP 29.37 ON 23 [REMARKS] #FINAL-12-20#