Current weather conditions and 15 day weather forecast for Mount Pleasant, 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.
| 15 September 2026 Tuesday 16.3 ° C / 61.3°F ![]() Sunny |
Feels Like : 10.8 ° C / 51.4°F Humidity : % 40 Pressure : 1019 mb Wind Speed : 20.2 kmph / 12.5 miles from NW ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 15 September 2026 Tuesday | Sunny |
9.8 ° C (49.6°F) |
20.5 ° C (68.8°F) |
16.2 ° C (61.1°F) |
% 50 | 2% | 5.4 | Sunrise:07:09 AM Sunset: 07:42 PM |
Moonrise:12:41 PM Moonset: 09:31 PM Moon Phase ( Waxing Crescent ) |
|
| 16 September 2026 Wednesday | Overcast |
12 ° C (53.5°F) |
20.9 ° C (69.6°F) |
15.1 ° C (59.2°F) |
% 61 | 36% | 2.3 | Sunrise:07:11 AM Sunset: 07:40 PM |
Moonrise:01:53 PM Moonset: 10:10 PM Moon Phase ( First Quarter ) |
|
| 17 September 2026 Thursday | Overcast |
13.2 ° C (55.7°F) |
23.4 ° C (74.2°F) |
17.4 ° C (63.3°F) |
% 81 | 82% | 5 | Sunrise:07:12 AM Sunset: 07:38 PM |
Moonrise:02:57 PM Moonset: 10:57 PM Moon Phase ( First Quarter ) |
|
| 18 September 2026 Friday | Patchy rain nearby |
10.2 ° C (50.3°F) |
15.4 ° C (59.7°F) |
13.2 ° C (55.8°F) |
% 96 | 92% | 3 | Sunrise:07:13 AM Sunset: 07:36 PM |
Moonrise:03:51 PM Moonset: 11:52 PM Moon Phase ( First Quarter ) |
|
| 19 September 2026 Saturday | Patchy rain nearby |
9.3 ° C (48.8°F) |
12.5 ° C (54.4°F) |
10.4 ° C (50.7°F) |
% 94 | 68% | 3 | Sunrise:07:14 AM Sunset: 07:34 PM |
Moonrise:04:34 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Mist |
9.4 ° C (48.9°F) |
11.1 ° C (52°F) |
10.4 ° C (50.7°F) |
% 95 | 92% | 3 | Sunrise:07:15 AM Sunset: 07:32 PM |
Moonrise:05:08 PM Moonset: 12:54 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Patchy rain nearby |
6.9 ° C (44.4°F) |
9.7 ° C (49.4°F) |
8.2 ° C (46.8°F) |
% 94 | 83% | 2 | Sunrise:07:16 AM Sunset: 07:31 PM |
Moonrise:05:36 PM Moonset: 01:59 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Mist |
7.2 ° C (45°F) |
19.8 ° C (67.7°F) |
12.4 ° C (54.3°F) |
% 79 | 63% | 5 | Sunrise:07:18 AM Sunset: 07:29 PM |
Moonrise:05:58 PM Moonset: 03:05 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Sunny |
9.9 ° C (49.8°F) |
18.2 ° C (64.8°F) |
14.3 ° C (57.7°F) |
% 62 | 57% | 5 | Sunrise:07:19 AM Sunset: 07:27 PM |
Moonrise:06:17 PM Moonset: 04:10 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Sunny |
9.8 ° C (49.7°F) |
18.9 ° C (65.9°F) |
14 ° C (57.3°F) |
% 44 | 2% | 5 | Sunrise:07:20 AM Sunset: 07:25 PM |
Moonrise:06:34 PM Moonset: 05:15 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Sunny |
15.7 ° C (60.2°F) |
25.1 ° C (77.2°F) |
19.9 ° C (67.8°F) |
% 47 | 1% | 7 | Sunrise:07:21 AM Sunset: 07:23 PM |
Moonrise:06:51 PM Moonset: 06:20 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Sunny |
18.5 ° C (65.2°F) |
29.2 ° C (84.6°F) |
23.7 ° C (74.7°F) |
% 54 | 4% | 7 | Sunrise:07:22 AM Sunset: 07:21 PM |
Moonrise:07:08 PM Moonset: 07:26 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Sunny |
12.9 ° C (55.2°F) |
31.1 ° C (88°F) |
23.6 ° C (74.4°F) |
% 47 | 5% | 8 | Sunrise:07:24 AM Sunset: 07:19 PM |
Moonrise:07:27 PM Moonset: 08:33 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Sunny |
6.9 ° C (44.4°F) |
14.8 ° C (58.6°F) |
10.9 ° C (51.7°F) |
% 41 | 3% | 4 | Sunrise:07:25 AM Sunset: 07:17 PM |
Moonrise:07:48 PM Moonset: 09:43 AM Moon Phase ( Waning Gibbous ) |
|