Current weather conditions and 15 day weather forecast for Big Sandy, 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.
| 24 December 2025 Wednesday -4.7 ° C / 23.5°F ![]() Partly cloudy |
Feels Like : -6.5 ° C / 20.2°F Humidity : % 92 Pressure : 1013 mb Wind Speed : 4.3 kmph / 2.7 miles from N ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 50 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 24 December 2025 Wednesday | Partly Cloudy |
-7.5 ° C (18.5°F) |
1.9 ° C (35.4°F) |
-3.6 ° C (25.6°F) |
% 85 | 0% | 0.1 | Sunrise:08:09 AM Sunset: 04:31 PM |
Moonrise:11:07 AM Moonset: 09:27 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Mist |
-1.9 ° C (28.6°F) |
1 ° C (33.8°F) |
-0.8 ° C (30.5°F) |
% 98 | 0% | 0.1 | Sunrise:08:09 AM Sunset: 04:31 PM |
Moonrise:11:24 AM Moonset: 10:40 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Mist |
-5.7 ° C (21.7°F) |
0.4 ° C (32.7°F) |
-1.1 ° C (30°F) |
% 92 | 0% | 0.1 | Sunrise:08:09 AM Sunset: 04:32 PM |
Moonrise:11:39 AM Moonset: 11:56 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Blizzard |
-14.2 ° C (6.4°F) |
-12.6 ° C (9.3°F) |
-12.5 ° C (9.5°F) |
% 72 | 78% | 0.1 | Sunrise:08:10 AM Sunset: 04:33 PM |
Moonrise:11:54 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
-14.3 ° C (6.3°F) |
-6.5 ° C (20.4°F) |
-11.5 ° C (11.3°F) |
% 65 | 0% | 0 | Sunrise:08:10 AM Sunset: 04:34 PM |
Moonrise:12:11 PM Moonset: 01:13 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Sunny |
-6.7 ° C (19.9°F) |
3.3 ° C (38°F) |
-2.3 ° C (27.8°F) |
% 63 | 0% | 2 | Sunrise:08:10 AM Sunset: 04:35 PM |
Moonrise:12:31 PM Moonset: 02:34 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Sunny |
0.2 ° C (32.4°F) |
5.6 ° C (42°F) |
1.9 ° C (35.5°F) |
% 60 | 0% | 2 | Sunrise:08:10 AM Sunset: 04:36 PM |
Moonrise:12:58 PM Moonset: 04:00 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
0.1 ° C (32.2°F) |
5.2 ° C (41.3°F) |
2.3 ° C (36.2°F) |
% 58 | 0% | 2 | Sunrise:08:10 AM Sunset: 04:36 PM |
Moonrise:01:34 PM Moonset: 05:28 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Sunny |
-2 ° C (28.4°F) |
2.9 ° C (37.2°F) |
-0.5 ° C (31.2°F) |
% 84 | 0% | 2 | Sunrise:08:10 AM Sunset: 04:37 PM |
Moonrise:02:25 PM Moonset: 06:51 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Cloudy |
-0.7 ° C (30.8°F) |
2.4 ° C (36.3°F) |
0.2 ° C (32.4°F) |
% 73 | 0% | 1 | Sunrise:08:10 AM Sunset: 04:38 PM |
Moonrise:03:33 PM Moonset: 08:02 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday | Partly Cloudy |
-1.9 ° C (28.7°F) |
1.2 ° C (34.1°F) |
-0.6 ° C (30.8°F) |
% 80 | 0% | 2 | Sunrise:08:10 AM Sunset: 04:39 PM |
Moonrise:04:54 PM Moonset: 08:55 AM Moon Phase ( Full Moon ) |
|
| 04 January 2026 Sunday | Sunny |
-1.8 ° C (28.8°F) |
2.8 ° C (37°F) |
0.2 ° C (32.3°F) |
% 75 | 0% | 2 | Sunrise:08:10 AM Sunset: 04:41 PM |
Moonrise:06:20 PM Moonset: 09:33 AM Moon Phase ( Waning Gibbous ) |
|
| 05 January 2026 Monday | Sunny |
-1.4 ° C (29.5°F) |
4.1 ° C (39.3°F) |
1.1 ° C (34°F) |
% 72 | 0% | 2 | Sunrise:08:10 AM Sunset: 04:42 PM |
Moonrise:07:44 PM Moonset: 10:00 AM Moon Phase ( Waning Gibbous ) |
|
| 06 January 2026 Tuesday | Sunny |
1.8 ° C (35.2°F) |
6.7 ° C (44°F) |
3.4 ° C (38.2°F) |
% 65 | 0% | 2 | Sunrise:08:09 AM Sunset: 04:43 PM |
Moonrise:09:03 PM Moonset: 10:20 AM Moon Phase ( Waning Gibbous ) |
|