WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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658
CXUS53 KLOT 010800
CF6ORD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CHICAGO-OHARE
MONTH: MAY
YEAR: 2026
LATITUDE: 41 58 N
LONGITUDE: 87 54 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 35 43 -12 22 0 0.03 0.0 0 8.1 17 350 M M 7 1 27 360
2 57 32 45 -11 20 0 0.00 0.0 0 5.5 15 340 M M 4 21 250
3 68 45 57 1 8 0 T 0.0 0 14.1 29 240 M M 5 44 190
4 80 51 66 10 0 1 0.19 0.0 0 11.8 25 220 M M 4 3 35 330
5 61 46 54 -3 11 0 0.03 0.0 0 9.9 18 10 M M 10 23 320
6 58 41 50 -7 15 0 0.00 0.0 0 8.4 21 270 M M 6 30 300
7 60 37 49 -9 16 0 0.02 0.0 0 7.5 25 260 M M 4 3 39 250
8 67 38 53 -5 12 0 0.00 0.0 0 6.3 15 220 M M 6 1 22 210
9 75 48 62 4 3 0 0.00 0.0 0 11.2 25 290 M M 5 41 280
10 65 40 53 -5 12 0 0.00 0.0 0 6.9 16 320 M M 3 26 320
11 56 42 49 -10 16 0 0.00 0.0 0 13.6 23 30 M M 4 30 30
12 72 41 57 -2 8 0 0.03 0.0 0 9.5 22 190 M M 7 8 31 190
13 59 45 52 -8 13 0 0.00 0.0 0 8.7 23 360 M M 5 30 360
14 67 42 55 -5 10 0 0.00 0.0 0 6.1 14 110 M M 4 8 20 100
15 75 53 64 4 1 0 T 0.0 0 13.4 24 190 M M 5 35 190
16 84 63 74 13 0 9 0.04 0.0 0 9.3 28 190 M M 8 39 310
17 87 66 77 16 0 12 0.00 0.0 0 12.5 25 210 M M 8 41 170
18 79 66 73 12 0 8 0.39 0.0 0 13.0 30 240 M M 9 13 39 250
19 79 59 69 7 0 4 T 0.0 0 13.6 23 250 M M 9 36 240
20 59 48 54 -8 11 0 0.00 0.0 0 14.1 21 30 M M 5 29 30
21 58 47 53 -9 12 0 0.00 0.0 0 12.7 21 40 M M 8 27 20
22 66 52 59 -4 6 0 0.00 0.0 0 11.9 18 30 M M 9 24 50
23 72 54 63 0 2 0 T 0.0 0 8.0 15 60 M M 8 18 20 10
24 77 57 67 4 0 2 0.44 0.0 0 5.3 15 300 M M 5 13 21 300
25 83 59 71 7 0 6 0.00 0.0 0 7.8 16 170 M M 2 21 170
26 84 64 74 10 0 9 0.00 0.0 0 4.3 14 110 M M 7 19 110
27 83 59 71 7 0 6 0.00 0.0 0 6.4 18 40 M M 3 24 50
28 72 50 61 -4 4 0 0.00 0.0 0 11.4 20 20 M M 4 24 10
29 85 49 67 2 0 2 0.00 0.0 0 6.2 13 80 M M 7 17 80
30 73 54 64 -1 1 0 0.00 0.0 0 9.8 20 30 M M 7 25 30
31 75 55 65 -1 0 0 T 0.0 0 6.9 13 50 M M 8 17 60
================================================================================
SM 2186 1538 203 59 1.17 0.0 294.2 M 186
================================================================================
AV 70.5 49.6 9.5 FASTST M M 6 MAX(MPH)
MISC ----> 30 240 44 190
================================================================================
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-OHARE
MONTH: MAY
YEAR: 2026
LATITUDE: 41 58 N
LONGITUDE: 87 54 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 60.1 TOTAL FOR MONTH: 1.17 1 = FOG OR MIST
DPTR FM NORMAL: -0.5 DPTR FM NORMAL: -3.32 2 = FOG REDUCING VISIBILITY
HIGHEST: 87 ON 17 GRTST 24HR 0.44 ON 24-24 TO 1/4 MILE OR LESS
LOWEST: 32 ON 2 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: 0 0.01 INCH OR MORE: 8
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 3
MIN 32 OR BELOW: 1 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 203 CLEAR (SCALE 0-3) 2
DPTR FM NORMAL 5 PTCLDY (SCALE 4-7) 25
TOTAL FM JUL 1 5558 CLOUDY (SCALE 8-10) 4
DPTR FM NORMAL -385
[CDD (BASE 65) ]
TOTAL THIS MO. 59
DPTR FM NORMAL -1 [PRESSURE DATA]
TOTAL FM JAN 1 78 HIGHEST SLP M ON M
DPTR FM NORMAL 8 LOWEST SLP 29.44 ON 4
[REMARKS]
#FINAL-05-26#