Weather in Islip New York, United States. 15 days forecast
Current weather conditions
Sky / Temperature 64°F | Wind Calm | Atmospheric pressure1016 hPa | Humidity42% | Wind chill64°F | Dewpoint41°F |
Updated: 3/25/2025 at 20:15 (Local time)
Weather Station: Brookhaven Lab
°F°C
mi/hkm/h
Weather forecast 15 days
15-day weather forecast with temperatures, sky state, wind speed and direction, cloud percentage, probability of precipitation, accumulated precipitation, humidity, atmospheric pressure, sunrise and sunset times, moonrise and moonset times, and daily moon phase. Weather forecast for Islip.
Today, march 25
64°F41°F
6:5219:08
04:5414:43
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 22:00 | 45°F |  4 mi/h | 1014 hPa | 68% | 37% | 0% | 0 mm |
| 23:00 | 43°F |  3 mi/h | 1014 hPa | 71% | 39% | 0% | 0 mm |
Tomorrow, march 26
50°F36°F
6:5019:09
05:2515:59
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 43°F | 2 mi/h | 1014 hPa | 73% | 43% | 0% | 0 mm |
| 03:00 | 39°F |  2 mi/h | 1015 hPa | 72% | 47% | 0% | 0 mm |
| 06:00 | 37°F | 2 mi/h | 1016 hPa | 72% | 32% | 0% | 0 mm |
| 09:00 | 41°F | 4 mi/h | 1016 hPa | 61% | 18% | 0% | 0 mm |
| 12:00 | 50°F | 7 mi/h | 1016 hPa | 43% | 23% | 0% | 0 mm |
| 15:00 | 50°F | 10 mi/h | 1014 hPa | 42% | 46% | 18% | 0 mm |
| 18:00 | 46°F | 11 mi/h | 1016 hPa | 50% | 51% | 10% | 0 mm |
| 21:00 | 43°F | 8 mi/h | 1019 hPa | 62% | 38% | 0% | 0 mm |
Thursday, march 27
50°F33°F
6:4819:10
05:5217:15
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 37°F | 10 mi/h | 1020 hPa | 63% | 19% | 0% | 0 mm |
| 03:00 | 36°F | 10 mi/h | 1021 hPa | 65% | 12% | 0% | 0 mm |
| 06:00 | 34°F | 10 mi/h | 1022 hPa | 65% | 8% | 0% | 0 mm |
| 09:00 | 36°F | 11 mi/h | 1024 hPa | 59% | 7% | 0% | 0 mm |
| 12:00 | 45°F | 12 mi/h | 1024 hPa | 42% | 13% | 0% | 0 mm |
| 15:00 | 50°F | 12 mi/h | 1023 hPa | 35% | 17% | 0% | 0 mm |
| 18:00 | 48°F | 12 mi/h | 1023 hPa | 39% | 16% | 0% | 0 mm |
| 21:00 | 43°F | 11 mi/h | 1023 hPa | 54% | 21% | 0% | 0 mm |
Friday, march 28
53°F38°F
6:4719:11
06:1618:32
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 39°F | 11 mi/h | 1023 hPa | 68% | 25% | 0% | 0 mm |
| 03:00 | 37°F | 11 mi/h | 1022 hPa | 76% | 33% | 0% | 0 mm |
| 06:00 | 39°F | 12 mi/h | 1022 hPa | 72% | 48% | 0% | 0 mm |
| 09:00 | 41°F | 13 mi/h | 1024 hPa | 66% | 57% | 9% | 0 mm |
| 12:00 | 48°F | 12 mi/h | 1024 hPa | 55% | 53% | 9% | 0 mm |
| 15:00 | 52°F | 11 mi/h | 1022 hPa | 50% | 55% | 9% | 0 mm |
| 18:00 | 50°F | 8 mi/h | 1021 hPa | 56% | 66% | 9% | 0 mm |
| 21:00 | 48°F | 6 mi/h | 1020 hPa | 64% | 75% | 11% | 0 mm |
Saturday, march 29
51°F40°F
6:4519:12
06:4019:51
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 45°F | 6 mi/h | 1017 hPa | 74% | 79% | 11% | 0 mm |
| 03:00 | 43°F | 7 mi/h | 1014 hPa | 82% | 79% | 11% | 0 mm |
| 06:00 | 41°F | 8 mi/h | 1012 hPa | 84% | 75% | 11% | 0.2 mm |
| 09:00 | 43°F |  9 mi/h | 1013 hPa | 82% | 69% | 31% | 0.1 mm |
| 12:00 | 48°F | 11 mi/h | 1013 hPa | 71% | 62% | 31% | 0 mm |
| 15:00 | 50°F |  12 mi/h | 1012 hPa | 64% | 60% | 31% | 0 mm |
| 18:00 | 48°F | 12 mi/h | 1013 hPa | 67% | 64% | 31% | 0.1 mm |
| 21:00 | 46°F | 11 mi/h | 1016 hPa | 71% | 68% | 23% | 0.4 mm |
Sunday, march 30
52°F39°F
6:4319:13
07:0721:12
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 45°F | 11 mi/h | 1018 hPa | 80% | 70% | 23% | 0.6 mm |
| 03:00 | 41°F | 11 mi/h | 1019 hPa | 88% | 72% | 23% | 0.2 mm |
| 06:00 | 39°F | 12 mi/h | 1020 hPa | 93% | 73% | 23% | 0.2 mm |
| 09:00 | 41°F | 12 mi/h | 1020 hPa | 91% | 73% | 28% | 0.2 mm |
| 12:00 | 48°F | 11 mi/h | 1018 hPa | 76% | 73% | 28% | 0 mm |
| 15:00 | 52°F | 10 mi/h | 1015 hPa | 68% | 75% | 28% | 0.1 mm |
| 18:00 | 50°F | 9 mi/h | 1013 hPa | 73% | 79% | 28% | 0.2 mm |
| 21:00 | 48°F |  9 mi/h | 1012 hPa | 81% | 83% | 29% | 0.2 mm |
Monday, march 31
56°F41°F
6:4219:14
07:3622:33
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 46°F | 11 mi/h | 1010 hPa | 92% | 85% | 29% | 0.3 mm |
| 03:00 | 43°F | 11 mi/h | 1008 hPa | 100% | 87% | 29% | 0.2 mm |
| 06:00 | 43°F | 12 mi/h | 1007 hPa | 100% | 85% | 29% | 0.2 mm |
| 09:00 | 43°F | 12 mi/h | 1007 hPa | 95% | 82% | 50% | 0.2 mm |
| 12:00 | 52°F | 14 mi/h | 1004 hPa | 81% | 77% | 50% | 0.2 mm |
| 15:00 | 55°F | 14 mi/h | 1001 hPa | 74% | 74% | 50% | 0.5 mm |
| 18:00 | 52°F | 12 mi/h | 999 hPa | 79% | 75% | 50% | 0.4 mm |
| 21:00 | 50°F | 9 mi/h | 1001 hPa | 86% | 77% | 50% | 0.4 mm |
Tuesday, april 1
51°F43°F
6:4019:15
08:1223:54
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 46°F | 9 mi/h | 1003 hPa | 82% | 71% | 50% | 0.4 mm |
| 03:00 | 46°F | 11 mi/h | 1005 hPa | 77% | 63% | 17% | 0.4 mm |
| 06:00 | 45°F | 11 mi/h | 1009 hPa | 75% | 58% | 17% | 0.4 mm |
| 09:00 | 45°F | 11 mi/h | 1014 hPa | 70% | 53% | 17% | 0.1 mm |
| 12:00 | 48°F | 11 mi/h | 1017 hPa | 57% | 42% | 0% | 0 mm |
| 15:00 | 50°F | 10 mi/h | 1019 hPa | 49% | 33% | 0% | 0 mm |
| 18:00 | 48°F | 8 mi/h | 1021 hPa | 51% | 34% | 0% | 0 mm |
| 21:00 | 46°F | 7 mi/h | 1023 hPa | 58% | 34% | 0% | 0 mm |
Wednesday, april 2
47°F40°F
6:3919:16
08:56----
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 43°F |  8 mi/h | 1026 hPa | 63% | 34% | 0% | 0 mm |
| 03:00 | 41°F | 9 mi/h | 1028 hPa | 63% | 33% | 0% | 0 mm |
| 06:00 | 41°F | 9 mi/h | 1029 hPa | 63% | 38% | 0% | 0 mm |
| 09:00 | 41°F | 7 mi/h | 1031 hPa | 64% | 47% | 0% | 0 mm |
| 12:00 | 45°F | 8 mi/h | 1031 hPa | 57% | 53% | 17% | 0.1 mm |
| 15:00 | 46°F | 10 mi/h | 1031 hPa | 55% | 55% | 17% | 0.2 mm |
| 18:00 | 45°F | 9 mi/h | 1031 hPa | 61% | 62% | 17% | 0.2 mm |
| 21:00 | 43°F | 9 mi/h | 1030 hPa | 68% | 71% | 17% | 0.3 mm |
Thursday, april 3
49°F40°F
6:3719:17
09:5001:08
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 41°F | 9 mi/h | 1030 hPa | 73% | 78% | 17% | 0.3 mm |
| 03:00 | 41°F | 9 mi/h | 1030 hPa | 77% | 82% | 17% | 0.4 mm |
| 06:00 | 41°F | 11 mi/h | 1028 hPa | 79% | 81% | 17% | 0.4 mm |
| 09:00 | 43°F | 11 mi/h | 1028 hPa | 78% | 80% | 17% | 0.3 mm |
| 12:00 | 46°F | 12 mi/h | 1025 hPa | 71% | 78% | 17% | 0.4 mm |
| 15:00 | 48°F | 12 mi/h | 1022 hPa | 68% | 77% | 17% | 0.9 mm |
| 18:00 | 46°F | 11 mi/h | 1019 hPa | 73% | 76% | 17% | 0.9 mm |
| 21:00 | 45°F | 9 mi/h | 1016 hPa | 78% | 75% | 17% | 0.4 mm |
Friday, april 4
51°F42°F
6:3519:18
10:5202:12
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 45°F | 5 mi/h | 1014 hPa | 84% | 76% | 17% | 0.2 mm |
| 03:00 | 43°F | 7 mi/h | 1013 hPa | 86% | 73% | 17% | 0.2 mm |
| 06:00 | 43°F | 7 mi/h | 1013 hPa | 84% | 60% | 17% | 0.2 mm |
| 09:00 | 45°F | 4 mi/h | 1014 hPa | 79% | 52% | 17% | 0.1 mm |
| 12:00 | 48°F | 4 mi/h | 1013 hPa | 68% | 64% | 0% | 0 mm |
| 15:00 | 50°F | 11 mi/h | 1012 hPa | 64% | 67% | 0% | 0 mm |
| 18:00 | 48°F | 10 mi/h | 1010 hPa | 71% | 72% | 0% | 0 mm |
| 21:00 | 46°F |  9 mi/h | 1008 hPa | 79% | 73% | 17% | 0.1 mm |
Saturday, april 5
59°F45°F
6:3419:19
12:0003:03
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 45°F | 10 mi/h | 1005 hPa | 83% | 75% | 17% | 0.2 mm |
| 03:00 | 46°F | 9 mi/h | 1002 hPa | 91% | 83% | 0% | 0 mm |
| 06:00 | 50°F | 10 mi/h | 1003 hPa | 97% | 100% | 0% | 0 mm |
| 09:00 | 52°F | 7 mi/h | 1004 hPa | 91% | 99% | 0% | 0 mm |
| 12:00 | 55°F | 9 mi/h | 1006 hPa | 70% | 66% | 0% | 0 mm |
| 15:00 | 59°F | 9 mi/h | 1006 hPa | 55% | 5% | 0% | 0 mm |
| 18:00 | 57°F | 11 mi/h | 1007 hPa | 51% | 7% | 0% | 0 mm |
| 21:00 | 52°F | 14 mi/h | 1010 hPa | 59% | 37% | 0% | 0 mm |
Sunday, april 6
47°F39°F
6:3219:21
13:1003:43
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 46°F | 9 mi/h | 1010 hPa | 65% | 90% | 0% | 0 mm |
| 03:00 | 45°F | 7 mi/h | 1010 hPa | 63% | 98% | 17% | 0.1 mm |
| 06:00 | 43°F | 11 mi/h | 1009 hPa | 60% | 100% | 17% | 0.6 mm |
| 09:00 | 41°F | 14 mi/h | 1008 hPa | 75% | 100% | 40% | 2 mm |
| 12:00 | 39°F | 17 mi/h | 1008 hPa | 88% | 100% | 17% | 0.1 mm |
| 15:00 | 39°F | 19 mi/h | 1007 hPa | 88% | 100% | 17% | 0.4 mm |
| 18:00 | 39°F | 17 mi/h | 1007 hPa | 87% | 100% | 17% | 0.1 mm |
| 21:00 | 39°F | 16 mi/h | 1008 hPa | 88% | 100% | 17% | 0.2 mm |
Monday, april 7
46°F40°F
6:3019:22
14:1804:14
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 39°F | 16 mi/h | 1009 hPa | 88% | 100% | 0% | 0 mm |
| 03:00 | 39°F | 14 mi/h | 1008 hPa | 88% | 100% | 17% | 0 mm |
| 06:00 | 41°F | 11 mi/h | 1008 hPa | 90% | 100% | 40% | 1.8 mm |
| 09:00 | 41°F | 7 mi/h | 1009 hPa | 92% | 96% | 0% | 0 mm |
| 12:00 | 41°F | 11 mi/h | 1010 hPa | 87% | 82% | 0% | 0 mm |
| 15:00 | 45°F | 6 mi/h | 1011 hPa | 77% | 81% | 0% | 0 mm |
| 18:00 | 46°F | 3 mi/h | 1013 hPa | 75% | 100% | 0% | 0 mm |
| 21:00 | 45°F | 5 mi/h | 1014 hPa | 80% | 100% | 0% | 0 mm |
Tuesday, april 8
44°F41°F
6:2919:23
15:2304:39
| Hour | Sky / Temp. | Wind | |||||
|---|---|---|---|---|---|---|---|
| 00:00 | 45°F | 2 mi/h | 1015 hPa | 83% | 100% | 0% | 0 mm |
| 03:00 | 43°F | 1 mi/h | 1014 hPa | 85% | 100% | 17% | 0 mm |
| 06:00 | 43°F | 1 mi/h | 1014 hPa | 86% | 100% | 17% | 0 mm |
| 09:00 | 43°F | 3 mi/h | 1014 hPa | 84% | 100% | 17% | 0 mm |
| 12:00 | 43°F | 6 mi/h | 1013 hPa | 83% | 100% | 17% | 0.1 mm |
| 15:00 | 43°F | 9 mi/h | 1012 hPa | 85% | 96% | 0% | 0 mm |
| 18:00 | 43°F | 9 mi/h | 1012 hPa | 80% | 78% | 0% | 0 mm |
| 21:00 | 43°F | 9 mi/h | 1013 hPa | 69% | 38% | 0% | 0 mm |
