Sidney - Richland Regional Airport Weather Forecast 15 Days, Weather in SDY Today
Current weather conditions and 15 day weather forecast for Sidney - Richland Regional Airport, 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 Sidney - Richland Regional Airport
| 19 December 2025 Friday -11.7 ° C / 10.9°F  Clear |
Feels Like : -19 ° C / -2.1°F Humidity : % 76 Pressure : 1008 mb Wind Speed : 15.5 kmph / 9.6 miles from SSE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Sidney - Richland Regional Airport, MT, USA
Weather Forecast for next 15 Days for Sidney - Richland Regional Airport 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 Sidney - Richland Regional Airport, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 18 December 2025 Thursday |  Moderate or heavy snow showers |
-17.4 ° C (0.7°F) |
-11.2 ° C (11.8°F) |
-13.6 ° C (7.5°F) |
% 74 | 87% | 0.2 | Sunrise:07:41 AM Sunset: 04:06 PM |
Moonrise:06:57 AM Moonset: 02:34 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday |  Patchy moderate snow |
-11.2 ° C (11.8°F) |
5.2 ° C (41.4°F) |
-2.5 ° C (27.5°F) |
% 78 | 78% | 0.2 | Sunrise:07:42 AM Sunset: 04:06 PM |
Moonrise:07:57 AM Moonset: 03:21 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Sunny |
-7.3 ° C (18.9°F) |
-3.6 ° C (25.5°F) |
-5.4 ° C (22.3°F) |
% 72 | 0% | 0.1 | Sunrise:07:43 AM Sunset: 04:07 PM |
Moonrise:08:47 AM Moonset: 04:18 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Sunny |
-7.9 ° C (17.8°F) |
-1.3 ° C (29.7°F) |
-4.7 ° C (23.5°F) |
% 81 | 0% | 0.1 | Sunrise:07:43 AM Sunset: 04:07 PM |
Moonrise:09:28 AM Moonset: 05:25 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday |  Partly Cloudy |
-9.8 ° C (14.3°F) |
-0.3 ° C (31.5°F) |
-4 ° C (24.7°F) |
% 74 | 0% | 0.1 | Sunrise:07:44 AM Sunset: 04:08 PM |
Moonrise:09:59 AM Moonset: 06:36 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Partly Cloudy |
-10.5 ° C (13.2°F) |
-1.2 ° C (29.9°F) |
-7.4 ° C (18.6°F) |
% 78 | 0% | 0 | Sunrise:07:44 AM Sunset: 04:08 PM |
Moonrise:10:23 AM Moonset: 07:50 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Sunny |
-4.5 ° C (23.8°F) |
1.1 ° C (34°F) |
-2.6 ° C (27.4°F) |
% 90 | 0% | 2 | Sunrise:07:44 AM Sunset: 04:09 PM |
Moonrise:10:43 AM Moonset: 09:03 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Partly Cloudy |
-9.1 ° C (15.7°F) |
-4.2 ° C (24.4°F) |
-5.3 ° C (22.4°F) |
% 78 | 0% | 2 | Sunrise:07:45 AM Sunset: 04:10 PM |
Moonrise:11:00 AM Moonset: 10:16 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Sunny |
-8.9 ° C (16°F) |
2.9 ° C (37.1°F) |
-3.1 ° C (26.4°F) |
% 77 | 0% | 2 | Sunrise:07:45 AM Sunset: 04:10 PM |
Moonrise:11:15 AM Moonset: 11:31 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Sunny |
-1.6 ° C (29.2°F) |
2.5 ° C (36.5°F) |
0 ° C (32°F) |
% 62 | 0% | 2 | Sunrise:07:45 AM Sunset: 04:11 PM |
Moonrise:11:31 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
-2 ° C (28.4°F) |
1.6 ° C (34.8°F) |
-0.5 ° C (31°F) |
% 66 | 0% | 2 | Sunrise:07:45 AM Sunset: 04:12 PM |
Moonrise:11:48 AM Moonset: 12:48 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Sunny |
-1 ° C (30.2°F) |
2.7 ° C (36.8°F) |
0.6 ° C (33°F) |
% 62 | 0% | 2 | Sunrise:07:46 AM Sunset: 04:13 PM |
Moonrise:12:09 PM Moonset: 02:09 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Sunny |
0.4 ° C (32.7°F) |
5.2 ° C (41.4°F) |
2.5 ° C (36.5°F) |
% 54 | 0% | 2 | Sunrise:07:46 AM Sunset: 04:14 PM |
Moonrise:12:35 PM Moonset: 03:34 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Partly Cloudy |
-1.2 ° C (29.9°F) |
7.1 ° C (44.8°F) |
3.6 ° C (38.4°F) |
% 65 | 0% | 2 | Sunrise:07:46 AM Sunset: 04:15 PM |
Moonrise:01:12 PM Moonset: 05:01 AM Moon Phase ( Waxing Gibbous ) |
|
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