Sylvanite Weather Forecast 15 Days, Weather in Sylvanite Today
Current weather conditions and 15 day weather forecast for Sylvanite, Montana, 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 Sylvanite
| 17 December 2025 Wednesday 6.8 ° C / 44.2°F  Sunny |
Feels Like : 2.3 ° C / 36.1°F Humidity : % 43 Pressure : 1007 mb Wind Speed : 31.7 kmph / 19.7 miles from W  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Sylvanite, MT, USA
Weather Forecast for next 15 Days for Sylvanite 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 Sylvanite, Montana 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 17 December 2025 Wednesday |  Moderate rain |
0.1 ° C (32.1°F) |
7.9 ° C (46.2°F) |
3.8 ° C (38.9°F) |
% 75 | 89% | 0.1 | Sunrise:08:30 AM Sunset: 04:49 PM |
Moonrise:06:43 AM Moonset: 02:42 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday |  Heavy rain |
-0.1 ° C (31.8°F) |
1.5 ° C (34.7°F) |
1 ° C (33.8°F) |
% 91 | 82% | 0.1 | Sunrise:08:31 AM Sunset: 04:50 PM |
Moonrise:07:50 AM Moonset: 03:18 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday |  Moderate or heavy snow showers |
-6.7 ° C (19.9°F) |
0.6 ° C (33.1°F) |
-0.9 ° C (30.3°F) |
% 84 | 88% | 0.1 | Sunrise:08:31 AM Sunset: 04:50 PM |
Moonrise:08:50 AM Moonset: 04:05 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday |  Moderate snow |
-10.7 ° C (12.8°F) |
0.5 ° C (32.9°F) |
-4.6 ° C (23.6°F) |
% 94 | 61% | 0.1 | Sunrise:08:32 AM Sunset: 04:50 PM |
Moonrise:09:40 AM Moonset: 05:03 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Freezing fog |
-10.8 ° C (12.5°F) |
-0.8 ° C (30.6°F) |
-6.7 ° C (19.9°F) |
% 97 | 86% | 0 | Sunrise:08:33 AM Sunset: 04:51 PM |
Moonrise:10:19 AM Moonset: 06:10 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday |  Light sleet |
-5.1 ° C (22.8°F) |
4.8 ° C (40.6°F) |
0.3 ° C (32.5°F) |
% 97 | 88% | 1 | Sunrise:08:33 AM Sunset: 04:51 PM |
Moonrise:10:50 AM Moonset: 07:22 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Heavy snow |
-9.3 ° C (15.3°F) |
2.2 ° C (35.9°F) |
-5.1 ° C (22.8°F) |
% 94 | 85% | 1 | Sunrise:08:33 AM Sunset: 04:52 PM |
Moonrise:11:13 AM Moonset: 08:36 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Moderate or heavy snow showers |
-12.9 ° C (8.8°F) |
0.7 ° C (33.3°F) |
-6.8 ° C (19.8°F) |
% 95 | 87% | 1 | Sunrise:08:34 AM Sunset: 04:53 PM |
Moonrise:11:32 AM Moonset: 09:51 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Light snow |
-13.6 ° C (7.5°F) |
-0.5 ° C (31.1°F) |
-9.7 ° C (14.6°F) |
% 97 | 77% | 1 | Sunrise:08:34 AM Sunset: 04:53 PM |
Moonrise:11:48 AM Moonset: 11:05 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Freezing fog |
-14.8 ° C (5.3°F) |
-2.4 ° C (27.7°F) |
-10.5 ° C (13.1°F) |
% 97 | 0% | 1 | Sunrise:08:34 AM Sunset: 04:54 PM |
Moonrise:12:03 PM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Heavy snow |
-10.5 ° C (13.2°F) |
1.9 ° C (35.5°F) |
-4.8 ° C (23.4°F) |
% 95 | 89% | 1 | Sunrise:08:35 AM Sunset: 04:55 PM |
Moonrise:12:17 PM Moonset: 12:20 AM Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Freezing fog |
-13.2 ° C (8.3°F) |
1.4 ° C (34.5°F) |
-6.8 ° C (19.7°F) |
% 93 | 62% | 1 | Sunrise:08:35 AM Sunset: 04:56 PM |
Moonrise:12:34 PM Moonset: 01:39 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Moderate snow |
-10.8 ° C (12.6°F) |
0.5 ° C (32.8°F) |
-5.1 ° C (22.8°F) |
% 97 | 84% | 1 | Sunrise:08:35 AM Sunset: 04:57 PM |
Moonrise:12:54 PM Moonset: 03:00 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Freezing fog |
-9.9 ° C (14.2°F) |
0.8 ° C (33.4°F) |
-5 ° C (23°F) |
% 98 | 71% | 1 | Sunrise:08:35 AM Sunset: 04:57 PM |
Moonrise:01:20 PM Moonset: 04:26 AM Moon Phase ( Waxing Gibbous ) |
|
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