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.
| 26 September 2026 Saturday 14 ° C / 57.1°F ![]() Light drizzle |
Feels Like : 10.2 ° C / 50.4°F Humidity : % 92 Pressure : 1017 mb Wind Speed : 23.8 kmph / 14.8 miles from SE ![]() Visibility : 2 km Precipitation (rainfall) : 0.16 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 25 September 2026 Friday | Patchy rain nearby |
12.7 ° C (54.9°F) |
16 ° C (60.7°F) |
14.1 ° C (57.3°F) |
% 90 | 68% | 2.4 | Sunrise:07:21 AM Sunset: 07:23 PM |
Moonrise:06:51 PM Moonset: 06:20 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Patchy rain nearby |
13.7 ° C (56.7°F) |
19.7 ° C (67.5°F) |
16.2 ° C (61.1°F) |
% 91 | 91% | 2.5 | Sunrise:07:22 AM Sunset: 07:21 PM |
Moonrise:07:08 PM Moonset: 07:25 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Fog |
15.2 ° C (59.4°F) |
23.7 ° C (74.6°F) |
19.7 ° C (67.4°F) |
% 81 | 20% | 4.9 | Sunrise:07:23 AM Sunset: 07:19 PM |
Moonrise:07:28 PM Moonset: 08:31 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Overcast |
15.8 ° C (60.5°F) |
24.2 ° C (75.5°F) |
19.7 ° C (67.4°F) |
% 80 | 82% | 5 | Sunrise:07:24 AM Sunset: 07:17 PM |
Moonrise:07:50 PM Moonset: 09:40 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Patchy rain nearby |
15.4 ° C (59.7°F) |
19.3 ° C (66.7°F) |
17.6 ° C (63.6°F) |
% 89 | 80% | 4 | Sunrise:07:26 AM Sunset: 07:15 PM |
Moonrise:08:18 PM Moonset: 10:52 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Overcast |
15 ° C (58.9°F) |
21.6 ° C (70.9°F) |
18.2 ° C (64.7°F) |
% 72 | 14% | 5 | Sunrise:07:27 AM Sunset: 07:13 PM |
Moonrise:08:53 PM Moonset: 12:05 PM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Overcast |
14.6 ° C (58.3°F) |
18.8 ° C (65.8°F) |
16.6 ° C (61.9°F) |
% 88 | 76% | 4 | Sunrise:07:28 AM Sunset: 07:12 PM |
Moonrise:09:38 PM Moonset: 01:16 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Overcast |
14.7 ° C (58.5°F) |
21.6 ° C (70.9°F) |
17.5 ° C (63.5°F) |
% 85 | 48% | 5 | Sunrise:07:29 AM Sunset: 07:10 PM |
Moonrise:10:36 PM Moonset: 02:22 PM Moon Phase ( Last Quarter ) |
|
| 03 October 2026 Saturday | Overcast |
8.9 ° C (48°F) |
19 ° C (66.2°F) |
13.6 ° C (56.6°F) |
% 88 | 84% | 4 | Sunrise:07:30 AM Sunset: 07:08 PM |
Moonrise:11:46 PM Moonset: 03:17 PM Moon Phase ( Last Quarter ) |
|
| 04 October 2026 Sunday | Light rain shower |
2.7 ° C (36.9°F) |
9.1 ° C (48.4°F) |
5.2 ° C (41.4°F) |
% 89 | 92% | 2 | Sunrise:07:31 AM Sunset: 07:06 PM |
Moonrise:Does not rise today Moonset: 04:02 PM Moon Phase ( Last Quarter ) |
|
| 05 October 2026 Monday | Sunny |
2 ° C (35.7°F) |
8.3 ° C (47°F) |
5.4 ° C (41.7°F) |
% 58 | 17% | 3 | Sunrise:07:33 AM Sunset: 07:04 PM |
Moonrise:01:03 AM Moonset: 04:37 PM Moon Phase ( Waning Crescent ) |
|
| 06 October 2026 Tuesday | Sunny |
3.7 ° C (38.7°F) |
17 ° C (62.6°F) |
9.9 ° C (49.8°F) |
% 48 | 4% | 5 | Sunrise:07:34 AM Sunset: 07:02 PM |
Moonrise:02:24 AM Moonset: 05:06 PM Moon Phase ( Waning Crescent ) |
|
| 07 October 2026 Wednesday | Sunny |
10.3 ° C (50.5°F) |
16.4 ° C (61.6°F) |
12.9 ° C (55.2°F) |
% 48 | 4% | 5 | Sunrise:07:35 AM Sunset: 07:01 PM |
Moonrise:03:44 AM Moonset: 05:30 PM Moon Phase ( Waning Crescent ) |
|
| 08 October 2026 Thursday | Sunny |
4.4 ° C (39.9°F) |
10.7 ° C (51.3°F) |
7.8 ° C (46.1°F) |
% 56 | 4% | 4 | Sunrise:07:36 AM Sunset: 06:59 PM |
Moonrise:05:04 AM Moonset: 05:52 PM Moon Phase ( Waning Crescent ) |
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