WFO Monthly/Daily Climate Data
Issued by NWS Upton, NY
Issued by NWS Upton, NY
455
CXUS51 KOKX 220910
CF6ISP
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: ISLIP NY
MONTH: MAY
YEAR: 2025
LATITUDE: 40 47 N
LONGITUDE: 73 6 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 67 47 57 2 8 0 0.00 0.0 0 10.0 18 140 M M 5 22 110
2 76 56 66 11 0 1 0.14 0.0 0 8.1 20 220 M M 6 13 26 220
3 72 57 65 9 0 0 T 0.0 0 11.5 26 220 M M 6 1 42 230
4 68 59 64 8 1 0 0.05 0.0 0 9.4 21 220 M M 8 1 31 220
5 63 58 61 5 4 0 0.72 0.0 0 10.4 22 110 M M 10 12 32 90
6 66 55 61 4 4 0 0.36 0.0 0 10.4 18 140 M M 9 12 28 150
7 73 50 62 5 3 0 0.00 0.0 0 6.6 18 190 M M 5 1 27 240
8 77 55 66 9 0 1 0.00 0.0 0 6.2 16 200 M M 5 21 190
9 61 54 58 0 7 0 0.44 0.0 0 9.2 22 110 M M 9 123 36 120
10 74 51 63 5 2 0 T 0.0 0 12.8 25 330 M M 5 1 38 340
11 78 50 64 6 1 0 0.00 0.0 0 6.3 17 320 M M 3 23 300
12 69 49 59 1 6 0 0.00 0.0 0 8.1 17 130 M M 5 23 150
13 70 57 64 5 1 0 0.12 0.0 0 7.1 15 130 M M 8 1 20 100
14 68 59 64 5 1 0 0.33 0.0 0 12.0 21 110 M M 10 1 31 110
15 72 61 67 8 0 2 0.10 0.0 0 4.7 13 170 M M 10 128 15 170
16 72 61 67 7 0 2 T 0.0 0 5.3 15 170 M M 10 128 21 180
17 75 61 68 8 0 3 0.01 0.0 0 8.5 20 340 M M 7 12 27 340
18 76 59 68 8 0 3 0.00 0.0 0 14.8 25 280 M M 5 36 310
19 72 51 62 2 3 0 0.00 0.0 0 16.3 26 310 M M 2 37 310
20 67 48 58 -3 7 0 0.00 0.0 0 11.1 21 340 M M 4 28 350
21 56 49 53 -8 12 0 0.12 0.0 0 11.5 20 90 M M 10 1 28 90
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SM 1472 1147 60 12 2.39 0.0 200.3 M 142
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AV 70.1 54.6 9.5 FASTST M M 7 MAX(MPH)
MISC ----> # 26 220 42 230
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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: ISLIP NY
MONTH: MAY
YEAR: 2025
LATITUDE: 40 47 N
LONGITUDE: 73 6 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 62.4 TOTAL FOR MONTH: 2.39 1 = FOG OR MIST
DPTR FM NORMAL: 4.3 DPTR FM NORMAL: 0.26 2 = FOG REDUCING VISIBILITY
HIGHEST: 78 ON 11 GRTST 24HR 0.92 ON 5- 6 TO 1/4 MILE OR LESS
LOWEST: 47 ON 1 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: 10
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 8
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 1
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 60 CLEAR (SCALE 0-3) 2
DPTR FM NORMAL -96 PTCLDY (SCALE 4-7) 11
TOTAL FM JUL 1 4515 CLOUDY (SCALE 8-10) 8
DPTR FM NORMAL -600
[CDD (BASE 65) ]
TOTAL THIS MO. 12
DPTR FM NORMAL 4 [PRESSURE DATA]
TOTAL FM JAN 1 12 HIGHEST SLP M ON M
DPTR FM NORMAL 2 LOWEST SLP 29.44 ON 17
[REMARKS]