Merton Weather Forecast 15 Days, Weather in Merton Today
Current weather conditions and 15 day weather forecast for Merton, 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 Merton
| 27 December 2025 Saturday 10.4 ° C / 50.7°F  Sunny |
Feels Like : 8.5 ° C / 47.3°F Humidity : % 61 Pressure : 1002 mb Wind Speed : 14 kmph / 8.7 miles from WSW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Merton, SD, USA
Weather Forecast for next 15 Days for Merton 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 Merton, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 27 December 2025 Saturday |  Partly Cloudy |
-0.6 ° C (30.9°F) |
7.7 ° C (45.9°F) |
1.8 ° C (35.2°F) |
% 91 | 0% | 0.2 | Sunrise:08:07 AM Sunset: 04:55 PM |
Moonrise:12:05 PM Moonset: 12:02 AM Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday |  Overcast |
-11.8 ° C (10.8°F) |
-2.7 ° C (27.2°F) |
-6.5 ° C (20.4°F) |
% 76 | 0% | 0.1 | Sunrise:08:07 AM Sunset: 04:56 PM |
Moonrise:12:25 PM Moonset: 01:16 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Partly Cloudy |
-15.7 ° C (3.7°F) |
-11.9 ° C (10.6°F) |
-12.9 ° C (8.7°F) |
% 67 | 0% | 0.2 | Sunrise:08:07 AM Sunset: 04:57 PM |
Moonrise:12:49 PM Moonset: 02:33 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Overcast |
-9.2 ° C (15.5°F) |
1.5 ° C (34.6°F) |
-4.1 ° C (24.5°F) |
% 74 | 0% | 0.2 | Sunrise:08:07 AM Sunset: 04:58 PM |
Moonrise:01:19 PM Moonset: 03:55 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday |  Mist |
-13.5 ° C (7.7°F) |
-4.1 ° C (24.6°F) |
-7.7 ° C (18.1°F) |
% 84 | 88% | 0 | Sunrise:08:07 AM Sunset: 04:59 PM |
Moonrise:01:58 PM Moonset: 05:19 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday |  Light freezing rain |
-15.1 ° C (4.8°F) |
-9.8 ° C (14.3°F) |
-12.9 ° C (8.8°F) |
% 76 | 0% | 1 | Sunrise:08:08 AM Sunset: 04:59 PM |
Moonrise:02:50 PM Moonset: 06:40 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Mist |
-11.9 ° C (10.5°F) |
-3.9 ° C (24.9°F) |
-8.7 ° C (16.3°F) |
% 89 | 0% | 1 | Sunrise:08:08 AM Sunset: 05:00 PM |
Moonrise:03:58 PM Moonset: 07:51 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday |  Cloudy |
-5.2 ° C (22.6°F) |
2.5 ° C (36.6°F) |
-1.8 ° C (28.7°F) |
% 85 | 0% | 1 | Sunrise:08:08 AM Sunset: 05:01 PM |
Moonrise:05:17 PM Moonset: 08:47 AM Moon Phase ( Full Moon ) |
|
| 04 January 2026 Sunday | Partly Cloudy |
-7.1 ° C (19.2°F) |
-2.4 ° C (27.8°F) |
-4.8 ° C (23.4°F) |
% 69 | 0% | 2 | Sunrise:08:07 AM Sunset: 05:02 PM |
Moonrise:06:39 PM Moonset: 09:29 AM Moon Phase ( Waning Gibbous ) |
|
| 05 January 2026 Monday | Partly Cloudy |
-9.4 ° C (15°F) |
-2.1 ° C (28.1°F) |
-6.1 ° C (21°F) |
% 62 | 0% | 2 | Sunrise:08:07 AM Sunset: 05:03 PM |
Moonrise:07:59 PM Moonset: 09:59 AM Moon Phase ( Waning Gibbous ) |
|
| 06 January 2026 Tuesday |  Light snow |
-4.7 ° C (23.6°F) |
-1 ° C (30.1°F) |
-2.3 ° C (27.9°F) |
% 92 | 67% | 1 | Sunrise:08:07 AM Sunset: 05:04 PM |
Moonrise:09:15 PM Moonset: 10:23 AM Moon Phase ( Waning Gibbous ) |
|
| 07 January 2026 Wednesday | Light snow |
-0.9 ° C (30.5°F) |
-0.7 ° C (30.8°F) |
-0.6 ° C (30.8°F) |
% 95 | 60% | 1 | Sunrise:08:07 AM Sunset: 05:06 PM |
Moonrise:10:26 PM Moonset: 10:43 AM Moon Phase ( Waning Gibbous ) |
|
| 08 January 2026 Thursday | Light freezing rain |
-19.3 ° C (-2.8°F) |
-14 ° C (6.9°F) |
-14.6 ° C (5.8°F) |
% 89 | 68% | 1 | Sunrise:08:07 AM Sunset: 05:07 PM |
Moonrise:11:35 PM Moonset: 11:01 AM Moon Phase ( Waning Gibbous ) |
|
| 09 January 2026 Friday | Partly Cloudy |
-22.1 ° C (-7.8°F) |
-17.6 ° C (0.3°F) |
-20 ° C (-3.9°F) |
% 86 | 0% | 2 | Sunrise:08:06 AM Sunset: 05:08 PM |
Moonrise:No moonrise Moonset: 11:18 AM Moon Phase ( Waning Gibbous ) |
|
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