WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS53 KLOT 200800
CF6MDW
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CHICAGO-MIDWAY
MONTH: MAY
YEAR: 2026
LATITUDE: 41 46 N
LONGITUDE: 87 45 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 50 36 43 -13 22 0 0.01 M M 7.7 15 100 M M 7 1 19 100
2 56 32 44 -13 21 0 0.00 M M 5.8 17 320 M M 4 24 350
3 67 45 56 -1 9 0 T M M 14.5 30 220 M M 4 47 190
4 81 49 65 8 0 0 0.07 M M 12.5 25 220 M M 4 3 41 220
5 60 46 53 -5 12 0 0.09 M M 8.3 16 330 M M 9 23 330
6 58 42 50 -8 15 0 0.00 M M 9.2 22 260 M M 5 35 260
7 61 36 49 -9 16 0 0.08 M M 9.0 29 240 M M 5 3 42 250
8 65 43 54 -5 11 0 0.00 M M 6.6 16 110 M M 6 23 210
9 76 49 63 4 2 0 0.00 M M 11.6 26 290 M M 5 38 270
10 62 45 54 -6 11 0 0.00 M M 6.7 16 80 M M 3 21 60
11 56 44 50 -10 15 0 0.00 M M 12.2 22 60 M M 3 30 60
12 74 44 59 -1 6 0 0.11 M M 10.5 25 230 M M 6 36 240
13 59 44 52 -8 13 0 0.00 M M 8.2 24 340 M M 5 30 340
14 65 42 54 -7 11 0 0.00 M M 5.1 15 110 M M 3 22 80
15 76 55 66 5 0 1 T M M 13.8 24 200 M M 5 40 160
16 83 63 73 11 0 8 0.02 M M 10.6 22 330 M M 8 32 250
17 87 67 77 15 0 12 0.00 M M 14.2 25 170 M M 8 44 210
18 80 66 73 11 0 8 0.50 M M 14.8 43 210 M M 8 123 79 210
19 79 61 70 7 0 5 T M 0 15.9 28 270 M M 9 40 190
================================================================================
SM 1295 909 164 34 0.88 M 197.2 M 107
================================================================================
AV 68.2 47.8 10.4 FASTST M M 6 MAX(MPH)
MISC ----> 43 210 79 210
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: CHICAGO-MIDWAY
MONTH: MAY
YEAR: 2026
LATITUDE: 41 46 N
LONGITUDE: 87 45 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 58.0 TOTAL FOR MONTH: 0.88 1 = FOG OR MIST
DPTR FM NORMAL: -1.5 DPTR FM NORMAL: -1.65 2 = FOG REDUCING VISIBILITY
HIGHEST: 87 ON 17 GRTST 24HR 0.50 ON 18-18 TO 1/4 MILE OR LESS
LOWEST: 32 ON 2 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: 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: 0 0.01 INCH OR MORE: 7
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 2
MIN 32 OR BELOW: 1 0.50 INCH OR MORE: 1
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 164 CLEAR (SCALE 0-3) 1
DPTR FM NORMAL 30 PTCLDY (SCALE 4-7) 15
TOTAL FM JUL 1 5323 CLOUDY (SCALE 8-10) 3
DPTR FM NORMAL -361
[CDD (BASE 65) ]
TOTAL THIS MO. 34
DPTR FM NORMAL 4 [PRESSURE DATA]
TOTAL FM JAN 1 55 HIGHEST SLP M ON M
DPTR FM NORMAL 14 LOWEST SLP 29.45 ON 4
[REMARKS]