Greenwich Weather Forecast 15 Days, Weather in Greenwich Today
Current weather conditions and 15 day weather forecast for Greenwich, 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 Greenwich
| 19 December 2025 Friday 13.3 ° C / 55.9°F  Light rain |
Feels Like : 10.6 ° C / 51.1°F Humidity : % 80 Pressure : 997 mb Wind Speed : 35.3 kmph / 21.9 miles from SSE  Visibility : 16 km Precipitation (rainfall) : 0.02 mm Cloud (%) : 100 |
15 day weather forecast for Greenwich, NY, USA
Weather Forecast for next 15 Days for Greenwich 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 Greenwich, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 19 December 2025 Friday |  Moderate rain |
-3.1 ° C (26.4°F) |
14.6 ° C (58.3°F) |
6.7 ° C (44.1°F) |
% 80 | 87% | 0 | Sunrise:07:22 AM Sunset: 04:21 PM |
Moonrise:07:24 AM Moonset: 03:39 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday |  Overcast |
-6.4 ° C (20.5°F) |
-2.4 ° C (27.7°F) |
-3.6 ° C (25.5°F) |
% 64 | 0% | 0.2 | Sunrise:07:22 AM Sunset: 04:21 PM |
Moonrise:08:16 AM Moonset: 04:35 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Light freezing rain |
-3.2 ° C (26.3°F) |
3.1 ° C (37.6°F) |
-0.7 ° C (30.8°F) |
% 68 | 71% | 0.2 | Sunrise:07:23 AM Sunset: 04:22 PM |
Moonrise:08:59 AM Moonset: 05:38 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday |  Sunny |
-6.7 ° C (19.9°F) |
-3.1 ° C (26.5°F) |
-5.2 ° C (22.7°F) |
% 56 | 0% | 0.2 | Sunrise:07:23 AM Sunset: 04:22 PM |
Moonrise:09:35 AM Moonset: 06:45 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Partly Cloudy |
-7 ° C (19.3°F) |
0.6 ° C (33.2°F) |
-3.7 ° C (25.3°F) |
% 73 | 0% | 0 | Sunrise:07:24 AM Sunset: 04:23 PM |
Moonrise:10:04 AM Moonset: 07:54 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Partly Cloudy |
-5 ° C (23°F) |
-2 ° C (28.3°F) |
-2.5 ° C (27.6°F) |
% 63 | 0% | 2 | Sunrise:07:24 AM Sunset: 04:23 PM |
Moonrise:10:28 AM Moonset: 09:03 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Light freezing rain |
-3.9 ° C (25°F) |
-0.5 ° C (31°F) |
-2 ° C (28.3°F) |
% 83 | 62% | 1 | Sunrise:07:24 AM Sunset: 04:24 PM |
Moonrise:10:49 AM Moonset: 10:11 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday |  Heavy snow |
-7.1 ° C (19.3°F) |
-2.1 ° C (28.3°F) |
-3.4 ° C (25.8°F) |
% 91 | 73% | 1 | Sunrise:07:25 AM Sunset: 04:25 PM |
Moonrise:11:09 AM Moonset: 11:22 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Sunny |
-11.8 ° C (10.7°F) |
-7.1 ° C (19.2°F) |
-9.7 ° C (14.5°F) |
% 80 | 0% | 2 | Sunrise:07:25 AM Sunset: 04:26 PM |
Moonrise:11:29 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
-16.1 ° C (3°F) |
-10.9 ° C (12.3°F) |
-13.5 ° C (7.7°F) |
% 81 | 0% | 2 | Sunrise:07:25 AM Sunset: 04:26 PM |
Moonrise:11:51 AM Moonset: 12:33 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Heavy snow |
-14 ° C (6.8°F) |
-5.4 ° C (22.3°F) |
-8.5 ° C (16.8°F) |
% 85 | 64% | 1 | Sunrise:07:26 AM Sunset: 04:27 PM |
Moonrise:12:15 PM Moonset: 01:49 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday |  Fog |
-3 ° C (26.6°F) |
0.5 ° C (32.9°F) |
-0.6 ° C (30.9°F) |
% 96 | 62% | 1 | Sunrise:07:26 AM Sunset: 04:28 PM |
Moonrise:12:46 PM Moonset: 03:08 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday |  Mist |
-7.7 ° C (18.2°F) |
-0.1 ° C (31.8°F) |
-3.3 ° C (26.1°F) |
% 94 | 0% | 1 | Sunrise:07:26 AM Sunset: 04:29 PM |
Moonrise:01:27 PM Moonset: 04:30 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday |  Freezing fog |
-5.9 ° C (21.4°F) |
0.9 ° C (33.5°F) |
-1.6 ° C (29.2°F) |
% 98 | 74% | 1 | Sunrise:07:26 AM Sunset: 04:30 PM |
Moonrise:02:19 PM Moonset: 05:51 AM Moon Phase ( Waxing Gibbous ) |
|
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