Current weather conditions and 15 day weather forecast for Riverside, 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.
| 23 September 2026 Wednesday 14.4 ° C / 57.9°F ![]() Overcast |
Feels Like : 11.4 ° C / 52.5°F Humidity : % 64 Pressure : 1023 mb Wind Speed : 12.6 kmph / 7.8 miles from SE ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 22 September 2026 Tuesday | Overcast |
9.8 ° C (49.6°F) |
16.5 ° C (61.7°F) |
12.9 ° C (55.2°F) |
% 71 | 17% | 2.9 | Sunrise:07:19 AM Sunset: 07:30 PM |
Moonrise:06:01 PM Moonset: 03:04 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Overcast |
10.2 ° C (50.4°F) |
18.7 ° C (65.7°F) |
14.4 ° C (57.9°F) |
% 79 | 68% | 3.4 | Sunrise:07:20 AM Sunset: 07:28 PM |
Moonrise:06:20 PM Moonset: 04:10 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Light rain shower |
14.3 ° C (57.7°F) |
22.9 ° C (73.2°F) |
17.5 ° C (63.5°F) |
% 82 | 77% | 2 | Sunrise:07:22 AM Sunset: 07:26 PM |
Moonrise:06:36 PM Moonset: 05:16 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Patchy rain nearby |
14.1 ° C (57.3°F) |
20.3 ° C (68.6°F) |
17 ° C (62.6°F) |
% 85 | 61% | 1.4 | Sunrise:07:23 AM Sunset: 07:24 PM |
Moonrise:06:52 PM Moonset: 06:21 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Patchy rain nearby |
14.4 ° C (57.9°F) |
19 ° C (66.2°F) |
16.4 ° C (61.5°F) |
% 90 | 80% | 2 | Sunrise:07:24 AM Sunset: 07:22 PM |
Moonrise:07:09 PM Moonset: 07:28 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Sunny |
13.7 ° C (56.6°F) |
22.4 ° C (72.3°F) |
18.4 ° C (65.2°F) |
% 51 | 18% | 6 | Sunrise:07:25 AM Sunset: 07:20 PM |
Moonrise:07:27 PM Moonset: 08:35 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Overcast |
16.6 ° C (61.8°F) |
22.5 ° C (72.6°F) |
19 ° C (66.2°F) |
% 74 | 56% | 5 | Sunrise:07:27 AM Sunset: 07:19 PM |
Moonrise:07:48 PM Moonset: 09:46 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Light rain shower |
7.4 ° C (45.3°F) |
17.5 ° C (63.5°F) |
11.3 ° C (52.3°F) |
% 79 | 83% | 3 | Sunrise:07:28 AM Sunset: 07:17 PM |
Moonrise:08:14 PM Moonset: 10:59 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Sunny |
3.8 ° C (38.8°F) |
13.7 ° C (56.7°F) |
8.8 ° C (47.8°F) |
% 50 | 2% | 4 | Sunrise:07:29 AM Sunset: 07:15 PM |
Moonrise:08:48 PM Moonset: 12:13 PM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Sunny |
6.6 ° C (43.8°F) |
16.4 ° C (61.5°F) |
11.2 ° C (52.2°F) |
% 53 | 2% | 5 | Sunrise:07:30 AM Sunset: 07:13 PM |
Moonrise:09:32 PM Moonset: 01:26 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Overcast |
10.3 ° C (50.6°F) |
18 ° C (64.4°F) |
13 ° C (55.4°F) |
% 60 | 8% | 4 | Sunrise:07:32 AM Sunset: 07:11 PM |
Moonrise:10:30 PM Moonset: 02:32 PM Moon Phase ( Last Quarter ) |
|
| 03 October 2026 Saturday | Sunny |
7.6 ° C (45.8°F) |
15.1 ° C (59.2°F) |
11.3 ° C (52.4°F) |
% 48 | 2% | 5 | Sunrise:07:33 AM Sunset: 07:09 PM |
Moonrise:11:40 PM Moonset: 03:27 PM Moon Phase ( Last Quarter ) |
|
| 04 October 2026 Sunday | Sunny |
5.9 ° C (42.6°F) |
11.7 ° C (53.1°F) |
8.6 ° C (47.4°F) |
% 49 | 2% | 4 | Sunrise:07:34 AM Sunset: 07:07 PM |
Moonrise:Does not rise today Moonset: 04:10 PM Moon Phase ( Last Quarter ) |
|
| 05 October 2026 Monday | Sunny |
3 ° C (37.5°F) |
13.5 ° C (56.2°F) |
8.1 ° C (46.5°F) |
% 59 | 4% | 4 | Sunrise:07:35 AM Sunset: 07:05 PM |
Moonrise:12:59 AM Moonset: 04:44 PM Moon Phase ( Waning Crescent ) |
|