East Islip Weather Forecast 15 Days, Weather in East Islip Today
Current weather conditions and 15 day weather forecast for East Islip, New York, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at East Islip
| 15 December 2025 Monday -3.9 ° C / 25°F  Overcast |
Feels Like : -10 ° C / 14°F Humidity : % 60 Pressure : 1022 mb Wind Speed : 19.1 kmph / 11.9 miles from W  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for East Islip, NY, USA
Weather Forecast for next 15 Days for East Islip including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in East Islip, New York state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 15 December 2025 Monday |  Sunny |
-9.7 ° C (14.5°F) |
-0.6 ° C (30.9°F) |
-5.4 ° C (22.3°F) |
% 63 | 0% | 0.3 | Sunrise:07:10 AM Sunset: 04:26 PM |
Moonrise:03:07 AM Moonset: 01:23 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday |  Partly Cloudy |
-4.2 ° C (24.4°F) |
0.4 ° C (32.7°F) |
-1.5 ° C (29.3°F) |
% 71 | 0% | 0.3 | Sunrise:07:11 AM Sunset: 04:26 PM |
Moonrise:04:10 AM Moonset: 01:50 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Sunny |
-0.5 ° C (31.1°F) |
6.3 ° C (43.3°F) |
3.2 ° C (37.8°F) |
% 71 | 0% | 0.3 | Sunrise:07:12 AM Sunset: 04:27 PM |
Moonrise:05:13 AM Moonset: 02:22 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday |  Patchy rain nearby |
-0.1 ° C (31.8°F) |
6.2 ° C (43.1°F) |
3.8 ° C (38.8°F) |
% 65 | 63% | 0.3 | Sunrise:07:12 AM Sunset: 04:27 PM |
Moonrise:06:14 AM Moonset: 03:01 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday |  Heavy rain |
0.1 ° C (32.2°F) |
12.7 ° C (54.8°F) |
8.9 ° C (48.1°F) |
% 80 | 85% | 0 | Sunrise:07:13 AM Sunset: 04:28 PM |
Moonrise:07:13 AM Moonset: 03:49 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Partly Cloudy |
-1.1 ° C (30°F) |
1.4 ° C (34.6°F) |
0.9 ° C (33.6°F) |
% 51 | 0% | 2 | Sunrise:07:14 AM Sunset: 04:28 PM |
Moonrise:08:04 AM Moonset: 04:44 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Patchy rain nearby |
3.5 ° C (38.3°F) |
7.5 ° C (45.4°F) |
6.4 ° C (43.6°F) |
% 81 | 89% | 2 | Sunrise:07:14 AM Sunset: 04:28 PM |
Moonrise:08:49 AM Moonset: 05:46 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
-1.1 ° C (30°F) |
0.4 ° C (32.7°F) |
0 ° C (32°F) |
% 48 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:29 PM |
Moonrise:09:26 AM Moonset: 06:52 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Partly Cloudy |
-0.1 ° C (31.8°F) |
5.2 ° C (41.3°F) |
3.2 ° C (37.8°F) |
% 54 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:30 PM |
Moonrise:09:56 AM Moonset: 07:59 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Overcast |
5.2 ° C (41.4°F) |
7.8 ° C (46.1°F) |
6.5 ° C (43.7°F) |
% 69 | 0% | 2 | Sunrise:07:15 AM Sunset: 04:30 PM |
Moonrise:10:22 AM Moonset: 09:06 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Sunny |
-4.4 ° C (24.1°F) |
-2 ° C (28.3°F) |
-1.9 ° C (28.6°F) |
% 41 | 0% | 2 | Sunrise:07:16 AM Sunset: 04:31 PM |
Moonrise:10:45 AM Moonset: 10:12 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday |  Heavy snow |
-3.7 ° C (25.4°F) |
1.5 ° C (34.7°F) |
-0.7 ° C (30.7°F) |
% 70 | 79% | 1 | Sunrise:07:16 AM Sunset: 04:31 PM |
Moonrise:11:08 AM Moonset: 11:21 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Sunny |
-6.9 ° C (19.6°F) |
-3 ° C (26.5°F) |
-4.4 ° C (24°F) |
% 73 | 0% | 2 | Sunrise:07:16 AM Sunset: 04:32 PM |
Moonrise:11:30 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
-6.7 ° C (19.9°F) |
-3.3 ° C (26.1°F) |
-4.8 ° C (23.3°F) |
% 69 | 0% | 2 | Sunrise:07:17 AM Sunset: 04:33 PM |
Moonrise:11:53 AM Moonset: 12:30 AM Moon Phase ( Waxing Gibbous ) |
|
Add a link to your web page; copy and paste this html to your web page