Current weather conditions and 15 day weather forecast for Prospect, 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.
| 14 May 2026 Thursday 20 ° C / 68°F ![]() Clear |
Feels Like : 20 ° C / 68°F Humidity : % 31 Pressure : 1001 mb Wind Speed : 42.5 kmph / 26.4 miles from S ![]() 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 14 May 2026 Thursday | Sunny |
17.3 ° C (63.1°F) |
27.1 ° C (80.8°F) |
21.7 ° C (71°F) |
% 30 | 0% | 8 | Sunrise:06:20 AM Sunset: 09:01 PM |
Moonrise:04:42 AM Moonset: 06:49 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Sunny |
13.1 ° C (55.5°F) |
27.2 ° C (81°F) |
19.6 ° C (67.2°F) |
% 24 | 0% | 0.1 | Sunrise:06:19 AM Sunset: 09:02 PM |
Moonrise:05:08 AM Moonset: 08:12 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Sunny |
10.9 ° C (51.6°F) |
24 ° C (75.3°F) |
17.7 ° C (63.9°F) |
% 30 | 0% | 5 | Sunrise:06:18 AM Sunset: 09:04 PM |
Moonrise:05:42 AM Moonset: 09:37 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Moderate rain |
12.4 ° C (54.4°F) |
27.2 ° C (80.9°F) |
17.7 ° C (63.9°F) |
% 58 | 86% | 4 | Sunrise:06:17 AM Sunset: 09:05 PM |
Moonrise:06:24 AM Moonset: 10:57 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Moderate rain |
1.6 ° C (34.9°F) |
13.4 ° C (56.1°F) |
8.5 ° C (47.4°F) |
% 69 | 69% | 2 | Sunrise:06:16 AM Sunset: 09:06 PM |
Moonrise:07:21 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Sunny |
3.3 ° C (38°F) |
16.2 ° C (61.2°F) |
9.6 ° C (49.3°F) |
% 60 | 0% | 3 | Sunrise:06:15 AM Sunset: 09:07 PM |
Moonrise:08:31 AM Moonset: 12:05 AM Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Partly Cloudy |
10.7 ° C (51.2°F) |
19 ° C (66.2°F) |
15.1 ° C (59.2°F) |
% 44 | 0% | 5 | Sunrise:06:15 AM Sunset: 09:08 PM |
Moonrise:09:49 AM Moonset: 12:59 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Sunny |
7.5 ° C (45.5°F) |
23 ° C (73.5°F) |
15.8 ° C (60.4°F) |
% 43 | 0% | 5 | Sunrise:06:14 AM Sunset: 09:09 PM |
Moonrise:11:08 AM Moonset: 01:40 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Sunny |
17.7 ° C (63.8°F) |
27 ° C (80.6°F) |
21.8 ° C (71.2°F) |
% 40 | 0% | 6 | Sunrise:06:13 AM Sunset: 09:10 PM |
Moonrise:12:25 PM Moonset: 02:11 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Patchy rain nearby |
8.1 ° C (46.6°F) |
10.9 ° C (51.6°F) |
11.2 ° C (52.1°F) |
% 89 | 83% | 3 | Sunrise:06:12 AM Sunset: 09:11 PM |
Moonrise:01:38 PM Moonset: 02:35 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Patchy rain nearby |
9.3 ° C (48.7°F) |
11 ° C (51.8°F) |
10.2 ° C (50.4°F) |
% 91 | 88% | 3 | Sunrise:06:11 AM Sunset: 09:12 PM |
Moonrise:02:46 PM Moonset: 02:56 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Patchy rain nearby |
7.7 ° C (45.8°F) |
16.3 ° C (61.4°F) |
11.1 ° C (51.9°F) |
% 72 | 83% | 3 | Sunrise:06:10 AM Sunset: 09:13 PM |
Moonrise:03:53 PM Moonset: 03:15 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 May 2026 Tuesday | Sunny |
6 ° C (42.9°F) |
18.3 ° C (65°F) |
12.2 ° C (54°F) |
% 56 | 0% | 4 | Sunrise:06:10 AM Sunset: 09:14 PM |
Moonrise:04:58 PM Moonset: 03:34 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 May 2026 Wednesday | Sunny |
8.9 ° C (48°F) |
26.1 ° C (78.9°F) |
17.9 ° C (64.2°F) |
% 53 | 0% | 5 | Sunrise:06:09 AM Sunset: 09:15 PM |
Moonrise:06:04 PM Moonset: 03:53 AM Moon Phase ( Waxing Gibbous ) |
|