Old Agency Weather Forecast 15 Days, Weather in Old Agency Today
Current weather conditions and 15 day weather forecast for Old Agency, 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 Old Agency
| 20 December 2025 Saturday -0.6 ° C / 30.9°F  Partly cloudy |
Feels Like : -4.1 ° C / 24.7°F Humidity : % 69 Pressure : 1014 mb Wind Speed : 10.1 kmph / 6.3 miles from S  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 75 |
15 day weather forecast for Old Agency, MT, USA
Weather Forecast for next 15 Days for Old Agency 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 Old Agency, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 December 2025 Saturday |  Sunny |
-1.4 ° C (29.6°F) |
4.3 ° C (39.7°F) |
0.9 ° C (33.6°F) |
% 68 | 0% | 0.1 | Sunrise:08:20 AM Sunset: 04:49 PM |
Moonrise:09:26 AM Moonset: 05:03 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Overcast |
-5.3 ° C (22.5°F) |
3.1 ° C (37.6°F) |
-1 ° C (30.3°F) |
% 66 | 0% | 0.1 | Sunrise:08:21 AM Sunset: 04:49 PM |
Moonrise:10:06 AM Moonset: 06:09 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Partly Cloudy |
-3.9 ° C (25°F) |
3.6 ° C (38.5°F) |
0 ° C (32.1°F) |
% 82 | 0% | 0.2 | Sunrise:08:21 AM Sunset: 04:50 PM |
Moonrise:10:37 AM Moonset: 07:20 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Patchy moderate snow |
-4.1 ° C (24.7°F) |
3.4 ° C (38°F) |
-1.7 ° C (28.9°F) |
% 82 | 64% | 0.2 | Sunrise:08:22 AM Sunset: 04:50 PM |
Moonrise:11:02 AM Moonset: 08:32 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Mist |
-3.3 ° C (26°F) |
4.5 ° C (40.1°F) |
-0.4 ° C (31.2°F) |
% 89 | 62% | 0 | Sunrise:08:22 AM Sunset: 04:51 PM |
Moonrise:11:22 AM Moonset: 09:46 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Moderate snow |
-2.3 ° C (27.9°F) |
4.9 ° C (40.8°F) |
0.9 ° C (33.5°F) |
% 89 | 62% | 1 | Sunrise:08:22 AM Sunset: 04:52 PM |
Moonrise:11:40 AM Moonset: 10:59 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday |  Patchy rain nearby |
-3.3 ° C (26.1°F) |
5.2 ° C (41.3°F) |
0.1 ° C (32.2°F) |
% 84 | 77% | 1 | Sunrise:08:23 AM Sunset: 04:52 PM |
Moonrise:11:56 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
-4.2 ° C (24.4°F) |
4 ° C (39.2°F) |
-1.8 ° C (28.8°F) |
% 80 | 0% | 2 | Sunrise:08:23 AM Sunset: 04:53 PM |
Moonrise:12:11 PM Moonset: 12:13 AM Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Partly Cloudy |
-4.2 ° C (24.4°F) |
2.4 ° C (36.4°F) |
-2.3 ° C (27.9°F) |
% 79 | 0% | 2 | Sunrise:08:23 AM Sunset: 04:54 PM |
Moonrise:12:29 PM Moonset: 01:30 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Patchy moderate snow |
-4.3 ° C (24.3°F) |
4.9 ° C (40.8°F) |
-1.3 ° C (29.7°F) |
% 80 | 82% | 1 | Sunrise:08:23 AM Sunset: 04:55 PM |
Moonrise:12:50 PM Moonset: 02:50 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday |  Light freezing rain |
-5.9 ° C (21.3°F) |
1.6 ° C (34.9°F) |
-3 ° C (26.6°F) |
% 83 | 77% | 1 | Sunrise:08:23 AM Sunset: 04:56 PM |
Moonrise:01:18 PM Moonset: 04:14 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday |  Heavy snow |
-4.7 ° C (23.6°F) |
1.1 ° C (34°F) |
-1.4 ° C (29.4°F) |
% 91 | 86% | 1 | Sunrise:08:23 AM Sunset: 04:56 PM |
Moonrise:01:55 PM Moonset: 05:41 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Light freezing rain |
-4.8 ° C (23.4°F) |
4.1 ° C (39.3°F) |
-1.1 ° C (30.1°F) |
% 89 | 88% | 1 | Sunrise:08:23 AM Sunset: 04:57 PM |
Moonrise:02:47 PM Moonset: 07:04 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Heavy snow |
-5.2 ° C (22.7°F) |
1.9 ° C (35.3°F) |
-1.4 ° C (29.4°F) |
% 85 | 85% | 1 | Sunrise:08:23 AM Sunset: 04:58 PM |
Moonrise:03:55 PM Moonset: 08:14 AM Moon Phase ( Waxing Gibbous ) |
|
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