Grangeville Weather Forecast 15 Days, Weather in Grangeville Today
Current weather conditions and 15 day weather forecast for Grangeville, Idaho, 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 Grangeville
| 28 December 2025 Sunday -2.2 ° C / 28°F  Clear |
Feels Like : -3.7 ° C / 25.3°F Humidity : % 88 Pressure : 1030 mb Wind Speed : 4.3 kmph / 2.7 miles from SSE  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Grangeville, ID, USA
Weather Forecast for next 15 Days for Grangeville 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 Grangeville, Idaho 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 27 December 2025 Saturday |  Moderate snow |
-6 ° C (21.2°F) |
0.4 ° C (32.7°F) |
-2.1 ° C (28.2°F) |
% 62 | 75% | 0.1 | Sunrise:07:26 AM Sunset: 04:06 PM |
Moonrise:11:21 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
-6.7 ° C (19.9°F) |
1.1 ° C (34°F) |
-3.8 ° C (25.2°F) |
% 60 | 0% | 0.2 | Sunrise:07:26 AM Sunset: 04:07 PM |
Moonrise:11:40 AM Moonset: 12:36 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Sunny |
-4.4 ° C (24.1°F) |
5.3 ° C (41.5°F) |
-0.3 ° C (31.5°F) |
% 60 | 0% | 0.2 | Sunrise:07:26 AM Sunset: 04:08 PM |
Moonrise:12:02 PM Moonset: 01:55 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday |  Partly Cloudy |
-1.7 ° C (28.9°F) |
8.1 ° C (46.6°F) |
0.9 ° C (33.7°F) |
% 67 | 0% | 0.2 | Sunrise:07:26 AM Sunset: 04:08 PM |
Moonrise:12:31 PM Moonset: 03:18 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Partly Cloudy |
-1.4 ° C (29.5°F) |
5.4 ° C (41.7°F) |
0.9 ° C (33.6°F) |
% 80 | 0% | 0.2 | Sunrise:07:27 AM Sunset: 04:09 PM |
Moonrise:01:10 PM Moonset: 04:43 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Partly Cloudy |
-0.7 ° C (30.7°F) |
5.5 ° C (41.9°F) |
0.9 ° C (33.7°F) |
% 80 | 0% | 0 | Sunrise:07:27 AM Sunset: 04:10 PM |
Moonrise:02:03 PM Moonset: 06:04 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday |  Patchy rain nearby |
0.2 ° C (32.4°F) |
5.7 ° C (42.2°F) |
2.3 ° C (36.1°F) |
% 80 | 88% | 1 | Sunrise:07:27 AM Sunset: 04:11 PM |
Moonrise:03:11 PM Moonset: 07:15 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday | Sunny |
-3.7 ° C (25.4°F) |
2.5 ° C (36.4°F) |
-1.4 ° C (29.5°F) |
% 74 | 0% | 2 | Sunrise:07:27 AM Sunset: 04:12 PM |
Moonrise:04:30 PM Moonset: 08:09 AM Moon Phase ( Full Moon ) |
|
| 04 January 2026 Sunday | Sunny |
-3.9 ° C (25°F) |
3.6 ° C (38.4°F) |
-1.4 ° C (29.5°F) |
% 77 | 0% | 2 | Sunrise:07:26 AM Sunset: 04:13 PM |
Moonrise:05:54 PM Moonset: 08:49 AM Moon Phase ( Waning Gibbous ) |
|
| 05 January 2026 Monday | Patchy rain nearby |
-0.6 ° C (30.8°F) |
2.8 ° C (37°F) |
1.6 ° C (34.8°F) |
% 90 | 85% | 1 | Sunrise:07:26 AM Sunset: 04:14 PM |
Moonrise:07:16 PM Moonset: 09:19 AM Moon Phase ( Waning Gibbous ) |
|
| 06 January 2026 Tuesday | Patchy rain nearby |
-0.5 ° C (31.1°F) |
2.5 ° C (36.5°F) |
1.5 ° C (34.7°F) |
% 87 | 83% | 1 | Sunrise:07:26 AM Sunset: 04:15 PM |
Moonrise:08:32 PM Moonset: 09:41 AM Moon Phase ( Waning Gibbous ) |
|
| 07 January 2026 Wednesday | Moderate snow |
-2.5 ° C (27.5°F) |
0.2 ° C (32.3°F) |
-1.3 ° C (29.7°F) |
% 84 | 81% | 1 | Sunrise:07:26 AM Sunset: 04:16 PM |
Moonrise:09:45 PM Moonset: 10:00 AM Moon Phase ( Waning Gibbous ) |
|
| 08 January 2026 Thursday |  Heavy snow |
-2.8 ° C (26.9°F) |
2.4 ° C (36.4°F) |
-0.7 ° C (30.8°F) |
% 94 | 79% | 1 | Sunrise:07:26 AM Sunset: 04:17 PM |
Moonrise:10:53 PM Moonset: 10:16 AM Moon Phase ( Waning Gibbous ) |
|
| 09 January 2026 Friday |  Light freezing rain |
-2.1 ° C (28.1°F) |
3.8 ° C (38.9°F) |
1 ° C (33.8°F) |
% 88 | 73% | 1 | Sunrise:07:25 AM Sunset: 04:19 PM |
Moonrise:No moonrise Moonset: 10:32 AM Moon Phase ( Waning Gibbous ) |
|
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