Grampian Weather Forecast 15 Days, Weather in Grampian Today
Current weather conditions and 15 day weather forecast for Grampian, Pennsylvania, 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 Grampian
| 20 December 2025 Saturday 0.2 ° C / 32.4°F  Clear |
Feels Like : -2.5 ° C / 27.5°F Humidity : % 63 Pressure : 1013 mb Wind Speed : 7.9 kmph / 4.9 miles from SSE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 25 |
15 day weather forecast for Grampian, PA, USA
Weather Forecast for next 15 Days for Grampian 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 Grampian, Pennsylvania 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 December 2025 Saturday | Sunny |
-9.3 ° C (15.3°F) |
7 ° C (44.6°F) |
-3.2 ° C (26.3°F) |
% 72 | 0% | 0.2 | Sunrise:07:35 AM Sunset: 04:49 PM |
Moonrise:08:27 AM Moonset: 05:05 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Cloudy |
-6.1 ° C (21.1°F) |
1.2 ° C (34.1°F) |
-1.1 ° C (30.1°F) |
% 73 | 0% | 0.3 | Sunrise:07:36 AM Sunset: 04:49 PM |
Moonrise:09:11 AM Moonset: 06:07 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday |  Partly Cloudy |
-8.4 ° C (16.9°F) |
-1 ° C (30.2°F) |
-4.8 ° C (23.4°F) |
% 70 | 0% | 0.3 | Sunrise:07:36 AM Sunset: 04:50 PM |
Moonrise:09:48 AM Moonset: 07:13 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Light drizzle |
-5 ° C (23°F) |
2.7 ° C (36.9°F) |
0 ° C (32.1°F) |
% 90 | 82% | 0 | Sunrise:07:37 AM Sunset: 04:50 PM |
Moonrise:10:18 AM Moonset: 08:20 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Overcast |
-4.8 ° C (23.3°F) |
3.7 ° C (38.6°F) |
0.6 ° C (33.1°F) |
% 87 | 0% | 0 | Sunrise:07:37 AM Sunset: 04:51 PM |
Moonrise:10:44 AM Moonset: 09:28 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Patchy rain nearby |
-1.4 ° C (29.5°F) |
2.2 ° C (35.9°F) |
2.1 ° C (35.9°F) |
% 97 | 73% | 1 | Sunrise:07:38 AM Sunset: 04:51 PM |
Moonrise:11:07 AM Moonset: 10:34 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Patchy rain nearby |
5.4 ° C (41.7°F) |
13.9 ° C (57°F) |
9.7 ° C (49.4°F) |
% 86 | 82% | 2 | Sunrise:07:38 AM Sunset: 04:52 PM |
Moonrise:11:29 AM Moonset: 11:43 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday |  Mist |
-0.9 ° C (30.4°F) |
8.2 ° C (46.8°F) |
3 ° C (37.5°F) |
% 91 | 0% | 1 | Sunrise:07:38 AM Sunset: 04:53 PM |
Moonrise:11:51 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Partly Cloudy |
0.6 ° C (33°F) |
5.9 ° C (42.6°F) |
2.2 ° C (36°F) |
% 89 | 0% | 2 | Sunrise:07:39 AM Sunset: 04:54 PM |
Moonrise:12:14 PM Moonset: 12:53 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday |  Heavy snow |
-0.8 ° C (30.6°F) |
0.8 ° C (33.4°F) |
0.2 ° C (32.4°F) |
% 94 | 64% | 1 | Sunrise:07:39 AM Sunset: 04:54 PM |
Moonrise:12:41 PM Moonset: 02:06 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday |  Moderate or heavy snow showers |
-14.1 ° C (6.7°F) |
0.8 ° C (33.5°F) |
-4.3 ° C (24.3°F) |
% 90 | 89% | 1 | Sunrise:07:39 AM Sunset: 04:55 PM |
Moonrise:01:14 PM Moonset: 03:24 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
-15.4 ° C (4.2°F) |
2.3 ° C (36.2°F) |
-7.9 ° C (17.8°F) |
% 85 | 0% | 2 | Sunrise:07:39 AM Sunset: 04:56 PM |
Moonrise:01:56 PM Moonset: 04:43 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Mist |
-9.9 ° C (14.2°F) |
0.7 ° C (33.2°F) |
-5 ° C (23°F) |
% 89 | 0% | 1 | Sunrise:07:39 AM Sunset: 04:57 PM |
Moonrise:02:50 PM Moonset: 06:02 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday |  Freezing fog |
-5.9 ° C (21.4°F) |
2 ° C (35.5°F) |
-1 ° C (30.2°F) |
% 95 | 0% | 1 | Sunrise:07:39 AM Sunset: 04:58 PM |
Moonrise:03:57 PM Moonset: 07:13 AM Moon Phase ( Waxing Gibbous ) |
|
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