Greenville Weather Forecast 15 Days, Weather in Greenville Today
Current weather conditions and 15 day weather forecast for Greenville, 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 Greenville
| 14 September 2026 Monday 22.2 ° C / 71.9°F  Partly Cloudy |
Feels Like : 24.9 ° C / 76.8°F Humidity : % 88 Pressure : 1011 mb Wind Speed : 5.4 kmph / 3.4 miles from WSW  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 46 |
15 day weather forecast for Greenville, NY, USA
Weather Forecast for next 15 Days for Greenville 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 Greenville, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 14 September 2026 Monday |  Sunny |
16.5 ° C (61.6°F) |
23.7 ° C (74.7°F) |
20.6 ° C (69.1°F) |
% 57 | 5% | 6 | Sunrise:06:34 AM Sunset: 07:06 PM |
Moonrise:10:35 AM Moonset: 08:34 PM Moon Phase ( Waxing Crescent ) |
|
| 15 September 2026 Tuesday | Sunny |
12.6 ° C (54.6°F) |
21.2 ° C (70.1°F) |
17 ° C (62.6°F) |
% 56 | 4% | 6.4 | Sunrise:06:35 AM Sunset: 07:05 PM |
Moonrise:11:47 AM Moonset: 09:08 PM Moon Phase ( Waxing Crescent ) |
|
| 16 September 2026 Wednesday |  Overcast |
16.7 ° C (62°F) |
27 ° C (80.6°F) |
21.3 ° C (70.3°F) |
% 59 | 8% | 6.6 | Sunrise:06:36 AM Sunset: 07:03 PM |
Moonrise:12:56 PM Moonset: 09:49 PM Moon Phase ( First Quarter ) |
|
| 17 September 2026 Thursday | Overcast |
19.5 ° C (67.1°F) |
28.5 ° C (83.3°F) |
23.3 ° C (73.9°F) |
% 63 | 17% | 7 | Sunrise:06:37 AM Sunset: 07:01 PM |
Moonrise:01:59 PM Moonset: 10:36 PM Moon Phase ( First Quarter ) |
|
| 18 September 2026 Friday | Overcast |
17.3 ° C (63.1°F) |
25.1 ° C (77.1°F) |
21.2 ° C (70.1°F) |
% 59 | 17% | 7 | Sunrise:06:38 AM Sunset: 06:59 PM |
Moonrise:02:53 PM Moonset: 11:31 PM Moon Phase ( First Quarter ) |
|
| 19 September 2026 Saturday | Overcast |
17.9 ° C (64.3°F) |
24.1 ° C (75.4°F) |
21 ° C (69.8°F) |
% 63 | 11% | 6 | Sunrise:06:39 AM Sunset: 06:58 PM |
Moonrise:03:39 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday |  Patchy rain nearby |
18.9 ° C (66°F) |
24.6 ° C (76.3°F) |
21.9 ° C (71.4°F) |
% 76 | 76% | 6 | Sunrise:06:40 AM Sunset: 06:56 PM |
Moonrise:04:16 PM Moonset: 12:31 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Overcast |
14.1 ° C (57.4°F) |
19.3 ° C (66.7°F) |
17.1 ° C (62.8°F) |
% 62 | 10% | 5 | Sunrise:06:41 AM Sunset: 06:54 PM |
Moonrise:04:46 PM Moonset: 01:33 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Overcast |
14.5 ° C (58.1°F) |
17.5 ° C (63.5°F) |
16.5 ° C (61.8°F) |
% 65 | 45% | 4 | Sunrise:06:42 AM Sunset: 06:53 PM |
Moonrise:05:12 PM Moonset: 02:36 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday |  Light rain shower |
11.8 ° C (53.3°F) |
15.8 ° C (60.5°F) |
14 ° C (57.3°F) |
% 92 | 92% | 4 | Sunrise:06:43 AM Sunset: 06:51 PM |
Moonrise:05:34 PM Moonset: 03:38 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Patchy rain nearby |
12.8 ° C (55°F) |
16.9 ° C (62.5°F) |
14.5 ° C (58.1°F) |
% 87 | 39% | 4 | Sunrise:06:44 AM Sunset: 06:49 PM |
Moonrise:05:55 PM Moonset: 04:40 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Patchy rain nearby |
14.6 ° C (58.3°F) |
22.5 ° C (72.6°F) |
18.8 ° C (65.8°F) |
% 89 | 86% | 5 | Sunrise:06:45 AM Sunset: 06:48 PM |
Moonrise:06:14 PM Moonset: 05:42 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Light rain shower |
18.2 ° C (64.8°F) |
22.1 ° C (71.7°F) |
19.9 ° C (67.8°F) |
% 95 | 93% | 5 | Sunrise:06:46 AM Sunset: 06:46 PM |
Moonrise:06:34 PM Moonset: 06:44 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Sunny |
13.8 ° C (56.9°F) |
20.7 ° C (69.2°F) |
17 ° C (62.7°F) |
% 67 | 22% | 6 | Sunrise:06:47 AM Sunset: 06:44 PM |
Moonrise:06:56 PM Moonset: 07:48 AM Moon Phase ( Waning Gibbous ) |
|
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