Current weather conditions and 15 day weather forecast for Three Rivers, 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.
| 10 May 2026 Sunday 1.1 ° C / 34°F ![]() Sunny |
Feels Like : -2.2 ° C / 28°F Humidity : % 79 Pressure : 1020 mb Wind Speed : 10.8 kmph / 6.7 miles from N ![]() Visibility : 16 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 10 May 2026 Sunday | Sunny |
3.3 ° C (37.9°F) |
18.6 ° C (65.5°F) |
10.9 ° C (51.6°F) |
% 48 | 0% | 6.9 | Sunrise:06:10 AM Sunset: 08:51 PM |
Moonrise:03:11 AM Moonset: 01:42 PM Moon Phase ( Waning Crescent ) |
|
| 11 May 2026 Monday | Patchy rain nearby |
6.1 ° C (43°F) |
26 ° C (78.8°F) |
15.9 ° C (60.5°F) |
% 48 | 77% | 6.9 | Sunrise:06:09 AM Sunset: 08:52 PM |
Moonrise:03:31 AM Moonset: 02:53 PM Moon Phase ( Waning Crescent ) |
|
| 12 May 2026 Tuesday | Sunny |
11.5 ° C (52.8°F) |
23.5 ° C (74.3°F) |
18 ° C (64.4°F) |
% 46 | 0% | 0.1 | Sunrise:06:08 AM Sunset: 08:53 PM |
Moonrise:03:49 AM Moonset: 04:05 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday | Sunny |
8.4 ° C (47.1°F) |
24.5 ° C (76.2°F) |
16.7 ° C (62°F) |
% 46 | 0% | 5 | Sunrise:06:07 AM Sunset: 08:54 PM |
Moonrise:04:08 AM Moonset: 05:22 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Sunny |
15.7 ° C (60.3°F) |
28.5 ° C (83.4°F) |
20.4 ° C (68.6°F) |
% 45 | 0% | 6 | Sunrise:06:06 AM Sunset: 08:55 PM |
Moonrise:04:29 AM Moonset: 06:42 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Sunny |
13.8 ° C (56.9°F) |
28.2 ° C (82.8°F) |
20.8 ° C (69.5°F) |
% 56 | 0% | 6 | Sunrise:06:05 AM Sunset: 08:57 PM |
Moonrise:04:54 AM Moonset: 08:06 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Patchy rain nearby |
18.1 ° C (64.5°F) |
27.2 ° C (80.9°F) |
20.9 ° C (69.6°F) |
% 75 | 82% | 5 | Sunrise:06:03 AM Sunset: 08:58 PM |
Moonrise:05:25 AM Moonset: 09:32 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Sunny |
13.9 ° C (57°F) |
25 ° C (77°F) |
19.1 ° C (66.4°F) |
% 50 | 0% | 5 | Sunrise:06:02 AM Sunset: 08:59 PM |
Moonrise:06:07 AM Moonset: 10:53 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Sunny |
8.9 ° C (48.1°F) |
22.4 ° C (72.3°F) |
15.7 ° C (60.3°F) |
% 40 | 0% | 5 | Sunrise:06:01 AM Sunset: 09:00 PM |
Moonrise:07:03 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Patchy rain nearby |
10.8 ° C (51.4°F) |
27 ° C (80.6°F) |
18.1 ° C (64.5°F) |
% 46 | 83% | 4 | Sunrise:06:00 AM Sunset: 09:01 PM |
Moonrise:08:12 AM Moonset: 12:02 AM Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Partly Cloudy |
12 ° C (53.7°F) |
24.4 ° C (76°F) |
18.1 ° C (64.5°F) |
% 68 | 0% | 5 | Sunrise:05:59 AM Sunset: 09:02 PM |
Moonrise:09:31 AM Moonset: 12:55 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Patchy rain nearby |
9.4 ° C (48.9°F) |
21.1 ° C (70.1°F) |
15.6 ° C (60.2°F) |
% 71 | 89% | 4 | Sunrise:05:58 AM Sunset: 09:03 PM |
Moonrise:10:52 AM Moonset: 01:35 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Patchy rain nearby |
12.2 ° C (53.9°F) |
20.4 ° C (68.7°F) |
16.1 ° C (61.1°F) |
% 68 | 75% | 4 | Sunrise:05:58 AM Sunset: 09:04 PM |
Moonrise:12:10 PM Moonset: 02:04 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Patchy rain nearby |
10 ° C (50.1°F) |
15.2 ° C (59.3°F) |
12.7 ° C (54.9°F) |
% 75 | 0% | 3 | Sunrise:05:57 AM Sunset: 09:05 PM |
Moonrise:01:25 PM Moonset: 02:27 AM Moon Phase ( First Quarter ) |
|