


WFO Monthly/Daily Climate Data
Issued by NWS Upton, NY
Issued by NWS Upton, NY
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
101 CXUS51 KOKX 190910 CF6ISP PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: ISLIP NY MONTH: APRIL YEAR: 2025 LATITUDE: 40 47 N LONGITUDE: 73 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 55 41 48 3 17 0 0.17 0.0 0 13.1 28 340 M M 4 18 42 320 2 47 34 41 -4 24 0 T 0.0 0 12.5 22 140 M M 6 29 140 3 61 45 53 8 12 0 0.30 0.0 0 13.8 24 210 M M 10 12 35 220 4 71 54 63 17 2 0 0.11 0.0 0 7.7 17 300 M M 8 1 23 300 5 57 44 51 5 14 0 0.10 0.0 0 13.5 23 120 M M 9 18 33 130 6 56 44 50 4 15 0 0.13 0.0 0 5.0 15 330 M M 10 1 21 340 7 51 40 46 -1 19 0 0.18 0.0 0 7.5 15 100 M M 10 1 20 90 8 47 35 41 -6 24 0 T 0.0 0 15.3 33 320 M M 6 1 44 320 9 47 31 39 -8 26 0 0.00 0.0 0 11.2 23 310 M M 1 32 310 10 50 36 43 -5 22 0 T 0.0 0 8.9 21 120 M M 7 27 150 11 52 39 46 -2 19 0 0.14 0.0 0 11.5 23 50 M M 10 1 33 50 12 42 39 41 -7 24 0 0.14 0.0 0 17.8 31 40 M M 10 1 48 40 13 57 39 48 -1 17 0 0.12 0.0 0 12.5 24 320 M M 8 1 34 320 14 67 41 54 5 11 0 T 0.0 0 8.1 21 230 M M 6 32 190 15 68 48 58 8 7 0 0.01 0.0 0 11.0 29 310 M M 8 41 310 16 54 44 49 -1 16 0 T 0.0 0 18.8 30 270 M M 7 43 310 17 63 40 52 2 13 0 0.00 0.0 0 10.2 22 300 M M 1 30 290 18 62 34 48 -3 17 0 0.00 0.0 0 10.0 25 200 M M 5 37 200 ================================================================================ SM 1007 728 299 0 1.40 0.0 208.4 M 126 ================================================================================ AV 55.9 40.4 11.6 FASTST M M 7 MAX(MPH) MISC ----> 33 320 48 40 ================================================================================ 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: APRIL YEAR: 2025 LATITUDE: 40 47 N LONGITUDE: 73 6 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 48.2 TOTAL FOR MONTH: 1.40 1 = FOG OR MIST DPTR FM NORMAL: 0.6 DPTR FM NORMAL: -1.06 2 = FOG REDUCING VISIBILITY HIGHEST: 71 ON 4 GRTST 24HR 0.61 ON 31- 1 TO 1/4 MILE OR LESS LOWEST: 31 ON 9 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: 9 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. 299 CLEAR (SCALE 0-3) 2 DPTR FM NORMAL -15 PTCLDY (SCALE 4-7) 10 TOTAL FM JUL 1 4395 CLOUDY (SCALE 8-10) 6 DPTR FM NORMAL -418 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 0 HIGHEST SLP M ON M DPTR FM NORMAL 0 LOWEST SLP 29.35 ON 15 [REMARKS]