Current weather conditions and 15 day weather forecast for Green Valley, 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 17.9 ° C / 64.3°F ![]() Overcast |
Feels Like : 17.4 ° C / 63.3°F Humidity : % 71 Pressure : 1014 mb Wind Speed : 6.8 kmph / 4.3 miles from SSW ![]() 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 23 September 2026 Wednesday | Overcast |
12.7 ° C (54.8°F) |
25.9 ° C (78.6°F) |
18.5 ° C (65.3°F) |
% 68 | 32% | 5.1 | Sunrise:06:40 AM Sunset: 06:48 PM |
Moonrise:05:37 PM Moonset: 03:35 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Overcast |
14.7 ° C (58.4°F) |
24.5 ° C (76.1°F) |
18.9 ° C (66.1°F) |
% 46 | 7% | 4.9 | Sunrise:06:42 AM Sunset: 06:46 PM |
Moonrise:05:55 PM Moonset: 04:39 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Overcast |
13.5 ° C (56.3°F) |
24.5 ° C (76.1°F) |
18 ° C (64.5°F) |
% 59 | 9% | 5.5 | Sunrise:06:43 AM Sunset: 06:45 PM |
Moonrise:06:13 PM Moonset: 05:43 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Sunny |
13.1 ° C (55.5°F) |
25.4 ° C (77.7°F) |
18.5 ° C (65.2°F) |
% 51 | 2% | 5.3 | Sunrise:06:44 AM Sunset: 06:43 PM |
Moonrise:06:31 PM Moonset: 06:48 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Overcast |
11.1 ° C (51.9°F) |
25.5 ° C (77.9°F) |
18.1 ° C (64.7°F) |
% 47 | 6% | 6 | Sunrise:06:45 AM Sunset: 06:41 PM |
Moonrise:06:50 PM Moonset: 07:54 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Overcast |
12.2 ° C (54°F) |
29.1 ° C (84.3°F) |
20.6 ° C (69.1°F) |
% 50 | 57% | 6 | Sunrise:06:46 AM Sunset: 06:39 PM |
Moonrise:07:12 PM Moonset: 09:03 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Sunny |
8.4 ° C (47.1°F) |
16.7 ° C (62°F) |
12.6 ° C (54.6°F) |
% 51 | 57% | 5 | Sunrise:06:47 AM Sunset: 06:37 PM |
Moonrise:07:40 PM Moonset: 10:15 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Sunny |
6.2 ° C (43.1°F) |
19 ° C (66.3°F) |
12.4 ° C (54.3°F) |
% 45 | 3% | 5 | Sunrise:06:49 AM Sunset: 06:35 PM |
Moonrise:08:15 PM Moonset: 11:28 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Sunny |
9.5 ° C (49.1°F) |
24.4 ° C (76°F) |
16.3 ° C (61.3°F) |
% 40 | 3% | 6 | Sunrise:06:50 AM Sunset: 06:33 PM |
Moonrise:09:01 PM Moonset: 12:39 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Sunny |
9.9 ° C (49.8°F) |
20.3 ° C (68.5°F) |
15.1 ° C (59.1°F) |
% 37 | 3% | 6 | Sunrise:06:51 AM Sunset: 06:32 PM |
Moonrise:09:59 PM Moonset: 01:44 PM Moon Phase ( Last Quarter ) |
|
| 03 October 2026 Saturday | Sunny |
7 ° C (44.6°F) |
19.6 ° C (67.3°F) |
12.9 ° C (55.3°F) |
% 38 | 1% | 5 | Sunrise:06:52 AM Sunset: 06:30 PM |
Moonrise:11:09 PM Moonset: 02:40 PM Moon Phase ( Last Quarter ) |
|
| 04 October 2026 Sunday | Overcast |
11.3 ° C (52.3°F) |
23.6 ° C (74.4°F) |
17 ° C (62.6°F) |
% 38 | 5% | 6 | Sunrise:06:53 AM Sunset: 06:28 PM |
Moonrise:Does not rise today Moonset: 03:24 PM Moon Phase ( Last Quarter ) |
|
| 05 October 2026 Monday | Sunny |
9.1 ° C (48.4°F) |
20.2 ° C (68.3°F) |
14.3 ° C (57.8°F) |
% 40 | 3% | 5 | Sunrise:06:55 AM Sunset: 06:26 PM |
Moonrise:12:27 AM Moonset: 03:59 PM Moon Phase ( Waning Crescent ) |
|
| 06 October 2026 Tuesday | Sunny |
12.1 ° C (53.7°F) |
33.1 ° C (91.6°F) |
20.4 ° C (68.7°F) |
% 33 | 1% | 8 | Sunrise:06:56 AM Sunset: 06:24 PM |
Moonrise:01:47 AM Moonset: 04:28 PM Moon Phase ( Waning Crescent ) |
|