Roslyn Weather Forecast 15 Days, Weather in Roslyn Today
Current weather conditions and 15 day weather forecast for Roslyn, South Dakota, 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 Roslyn
| 11 February 2026 Wednesday -1.1 ° C / 30°F  Clear |
Feels Like : -4.6 ° C / 23.8°F Humidity : % 81 Pressure : 1022 mb Wind Speed : 9.7 kmph / 6 miles from SW  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Roslyn, SD, USA
Weather Forecast for next 15 Days for Roslyn 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 Roslyn, South Dakota 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 11 February 2026 Wednesday | Sunny |
-2.5 ° C (27.5°F) |
7.1 ° C (44.8°F) |
1.7 ° C (35.1°F) |
% 80 | 0% | 0.4 | Sunrise:07:38 AM Sunset: 05:52 PM |
Moonrise:03:58 AM Moonset: 11:53 AM Moon Phase ( Waning Crescent ) |
|
| 12 February 2026 Thursday |  Cloudy |
0.3 ° C (32.5°F) |
6.4 ° C (43.5°F) |
2.4 ° C (36.3°F) |
% 85 | 0% | 0.4 | Sunrise:07:37 AM Sunset: 05:53 PM |
Moonrise:04:55 AM Moonset: 12:42 PM Moon Phase ( Waning Crescent ) |
|
| 13 February 2026 Friday |  Overcast |
-1 ° C (30.2°F) |
6.1 ° C (43°F) |
1.4 ° C (34.6°F) |
% 92 | 0% | 0.4 | Sunrise:07:35 AM Sunset: 05:55 PM |
Moonrise:05:44 AM Moonset: 01:42 PM Moon Phase ( Waning Crescent ) |
|
| 14 February 2026 Saturday | Sunny |
0.5 ° C (32.9°F) |
10.8 ° C (51.5°F) |
5.1 ° C (41.2°F) |
% 57 | 0% | 0.4 | Sunrise:07:34 AM Sunset: 05:56 PM |
Moonrise:06:23 AM Moonset: 02:49 PM Moon Phase ( Waning Crescent ) |
|
| 15 February 2026 Sunday |  Partly Cloudy |
1.6 ° C (34.8°F) |
9.8 ° C (49.6°F) |
3.8 ° C (38.9°F) |
% 62 | 0% | 0 | Sunrise:07:32 AM Sunset: 05:58 PM |
Moonrise:06:54 AM Moonset: 04:01 PM Moon Phase ( Waning Crescent ) |
|
| 16 February 2026 Monday | Overcast |
4.8 ° C (40.7°F) |
14.5 ° C (58°F) |
8.6 ° C (47.4°F) |
% 63 | 0% | 2 | Sunrise:07:31 AM Sunset: 05:59 PM |
Moonrise:07:20 AM Moonset: 05:14 PM Moon Phase ( Waning Crescent ) |
|
| 17 February 2026 Tuesday | Partly Cloudy |
4.5 ° C (40.1°F) |
13.1 ° C (55.5°F) |
8.3 ° C (46.9°F) |
% 84 | 0% | 3 | Sunrise:07:29 AM Sunset: 06:01 PM |
Moonrise:07:41 AM Moonset: 06:28 PM Moon Phase ( New Moon ) |
|
| 18 February 2026 Wednesday |  Patchy rain nearby |
-2 ° C (28.4°F) |
2.1 ° C (35.8°F) |
2 ° C (35.6°F) |
% 83 | 76% | 1 | Sunrise:07:27 AM Sunset: 06:02 PM |
Moonrise:08:00 AM Moonset: 07:42 PM Moon Phase ( Waxing Crescent ) |
|
| 19 February 2026 Thursday |  Moderate or heavy freezing rain |
-2.1 ° C (28.2°F) |
0.3 ° C (32.5°F) |
-1 ° C (30.2°F) |
% 94 | 62% | 1 | Sunrise:07:26 AM Sunset: 06:03 PM |
Moonrise:08:18 AM Moonset: 08:56 PM Moon Phase ( Waxing Crescent ) |
|
| 20 February 2026 Friday |  Blizzard |
-9.1 ° C (15.6°F) |
-4.8 ° C (23.3°F) |
-6.1 ° C (21.1°F) |
% 90 | 66% | 1 | Sunrise:07:24 AM Sunset: 06:05 PM |
Moonrise:08:36 AM Moonset: 10:13 PM Moon Phase ( Waxing Crescent ) |
|
| 21 February 2026 Saturday |  Mist |
-11.1 ° C (12°F) |
-3.3 ° C (26°F) |
-7.6 ° C (18.3°F) |
% 83 | 0% | 1 | Sunrise:07:22 AM Sunset: 06:06 PM |
Moonrise:08:57 AM Moonset: 11:32 PM Moon Phase ( Waxing Crescent ) |
|
| 22 February 2026 Sunday |  Patchy moderate snow |
-4 ° C (24.7°F) |
4.1 ° C (39.4°F) |
-0.3 ° C (31.5°F) |
% 88 | 65% | 1 | Sunrise:07:21 AM Sunset: 06:08 PM |
Moonrise:09:21 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 23 February 2026 Monday | Blizzard |
-10 ° C (13.9°F) |
-7.5 ° C (18.5°F) |
-7.4 ° C (18.7°F) |
% 90 | 77% | 1 | Sunrise:07:19 AM Sunset: 06:09 PM |
Moonrise:09:51 AM Moonset: 12:52 AM Moon Phase ( Waxing Crescent ) |
|
| 24 February 2026 Tuesday | Partly Cloudy |
-13 ° C (8.6°F) |
-9.8 ° C (14.3°F) |
-11.8 ° C (10.8°F) |
% 86 | 0% | 2 | Sunrise:07:17 AM Sunset: 06:10 PM |
Moonrise:10:31 AM Moonset: 02:12 AM Moon Phase ( First Quarter ) |
|
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