Current weather conditions and 15 day weather forecast for Erwin, 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.
| 27 March 2026 Friday -2.2 ° C / 28°F ![]() Partly cloudy |
Feels Like : -8.5 ° C / 16.8°F Humidity : % 71 Pressure : 1026 mb Wind Speed : 23 kmph / 14.3 miles from NNE ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 75 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 26 March 2026 Thursday | Sunny |
-4.5 ° C (23.9°F) |
7.5 ° C (45.5°F) |
4.1 ° C (39.3°F) |
% 67 | 0% | 0.9 | Sunrise:07:22 AM Sunset: 07:51 PM |
Moonrise:12:40 PM Moonset: 04:14 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 March 2026 Friday | Sunny |
-5.3 ° C (22.5°F) |
7.3 ° C (45.1°F) |
1.2 ° C (34.1°F) |
% 51 | 0% | 1.2 | Sunrise:07:20 AM Sunset: 07:52 PM |
Moonrise:01:57 PM Moonset: 04:55 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 March 2026 Saturday | Sunny |
-1.3 ° C (29.7°F) |
14.7 ° C (58.5°F) |
6.1 ° C (42.9°F) |
% 39 | 0% | 1.1 | Sunrise:07:19 AM Sunset: 07:53 PM |
Moonrise:03:14 PM Moonset: 05:27 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 March 2026 Sunday | Partly Cloudy |
2 ° C (35.6°F) |
14.5 ° C (58.1°F) |
9.1 ° C (48.4°F) |
% 48 | 0% | 1.2 | Sunrise:07:17 AM Sunset: 07:54 PM |
Moonrise:04:28 PM Moonset: 05:51 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 March 2026 Monday | Sunny |
6.4 ° C (43.5°F) |
23 ° C (73.4°F) |
14.1 ° C (57.3°F) |
% 50 | 0% | 1.2 | Sunrise:07:15 AM Sunset: 07:55 PM |
Moonrise:05:40 PM Moonset: 06:12 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 March 2026 Tuesday | Sunny |
16.1 ° C (61°F) |
27.4 ° C (81.3°F) |
19.1 ° C (66.4°F) |
% 51 | 0% | 0 | Sunrise:07:13 AM Sunset: 07:57 PM |
Moonrise:06:48 PM Moonset: 06:30 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 April 2026 Wednesday | Patchy rain nearby |
-0.5 ° C (31.1°F) |
7.8 ° C (46.1°F) |
6.2 ° C (43.1°F) |
% 74 | 70% | 2 | Sunrise:07:11 AM Sunset: 07:58 PM |
Moonrise:07:57 PM Moonset: 06:48 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 April 2026 Thursday | Cloudy |
-3.7 ° C (25.4°F) |
5.3 ° C (41.6°F) |
1.1 ° C (34°F) |
% 82 | 0% | 1 | Sunrise:07:09 AM Sunset: 07:59 PM |
Moonrise:09:04 PM Moonset: 07:06 AM Moon Phase ( Full Moon ) |
|
| 03 April 2026 Friday | Moderate rain |
4.3 ° C (39.7°F) |
14 ° C (57.2°F) |
7.6 ° C (45.7°F) |
% 75 | 89% | 2 | Sunrise:07:07 AM Sunset: 08:00 PM |
Moonrise:10:12 PM Moonset: 07:26 AM Moon Phase ( Waning Gibbous ) |
|
| 04 April 2026 Saturday | Sunny |
-0.2 ° C (31.7°F) |
8.4 ° C (47.2°F) |
4.2 ° C (39.5°F) |
% 44 | 0% | 2 | Sunrise:07:06 AM Sunset: 08:01 PM |
Moonrise:11:20 PM Moonset: 07:49 AM Moon Phase ( Waning Gibbous ) |
|
| 05 April 2026 Sunday | Sunny |
-1.7 ° C (29°F) |
9.5 ° C (49.2°F) |
4.2 ° C (39.5°F) |
% 41 | 0% | 2 | Sunrise:07:04 AM Sunset: 08:03 PM |
Moonrise:No moonrise Moonset: 08:16 AM Moon Phase ( Waning Gibbous ) |
|
| 06 April 2026 Monday | Partly Cloudy |
4.1 ° C (39.4°F) |
16.5 ° C (61.7°F) |
10.4 ° C (50.8°F) |
% 61 | 0% | 4 | Sunrise:07:02 AM Sunset: 08:04 PM |
Moonrise:12:25 AM Moonset: 08:49 AM Moon Phase ( Waning Gibbous ) |
|
| 07 April 2026 Tuesday | Moderate rain |
-3.3 ° C (26.1°F) |
8.7 ° C (47.6°F) |
3.5 ° C (38.3°F) |
% 95 | 82% | 1 | Sunrise:07:00 AM Sunset: 08:05 PM |
Moonrise:01:27 AM Moonset: 09:32 AM Moon Phase ( Waning Gibbous ) |
|
| 08 April 2026 Wednesday | Moderate snow |
-8.9 ° C (15.9°F) |
-4.7 ° C (23.6°F) |
-5.8 ° C (21.5°F) |
% 84 | 65% | 1 | Sunrise:06:58 AM Sunset: 08:06 PM |
Moonrise:02:22 AM Moonset: 10:22 AM Moon Phase ( Waning Gibbous ) |
|