Walnut Grove Weather Forecast 15 Days, Weather in Walnut Grove Today
Current weather conditions and 15 day weather forecast for Walnut Grove, 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.
Current weather conditions at Walnut Grove
| 10 May 2026 Sunday 10.2 ° C / 50.4°F  Overcast |
Feels Like : 7.9 ° C / 46.2°F Humidity : % 56 Pressure : 1021 mb Wind Speed : 17.3 kmph / 10.7 miles from WNW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for Walnut Grove, SD, USA
Weather Forecast for next 15 Days for Walnut Grove including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Walnut Grove, South Dakota state, US. To see the daily forecast, scroll to the table below.
| 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) |
22.5 ° C (72.5°F) |
13.8 ° C (56.8°F) |
% 40 | 0% | 6.8 | Sunrise:06:15 AM Sunset: 08:45 PM |
Moonrise:03:07 AM Moonset: 01:45 PM Moon Phase ( Waning Crescent ) |
|
| 11 May 2026 Monday |  Partly Cloudy |
7.7 ° C (45.8°F) |
29.8 ° C (85.6°F) |
18.6 ° C (65.5°F) |
% 40 | 0% | 7.7 | Sunrise:06:13 AM Sunset: 08:47 PM |
Moonrise:03:28 AM Moonset: 02:54 PM Moon Phase ( Waning Crescent ) |
|
| 12 May 2026 Tuesday | Partly Cloudy |
15.3 ° C (59.6°F) |
23.8 ° C (74.8°F) |
20.2 ° C (68.4°F) |
% 38 | 0% | 0.1 | Sunrise:06:12 AM Sunset: 08:48 PM |
Moonrise:03:48 AM Moonset: 04:05 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday | Sunny |
11.1 ° C (52°F) |
25.9 ° C (78.7°F) |
18.7 ° C (65.6°F) |
% 38 | 0% | 5 | Sunrise:06:11 AM Sunset: 08:49 PM |
Moonrise:04:08 AM Moonset: 05:19 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Sunny |
14.8 ° C (58.6°F) |
30.8 ° C (87.4°F) |
22.8 ° C (73.1°F) |
% 46 | 0% | 6 | Sunrise:06:10 AM Sunset: 08:50 PM |
Moonrise:04:31 AM Moonset: 06:37 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Sunny |
17.8 ° C (64°F) |
29.1 ° C (84.4°F) |
23.5 ° C (74.3°F) |
% 42 | 0% | 6 | Sunrise:06:09 AM Sunset: 08:51 PM |
Moonrise:04:57 AM Moonset: 08:00 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Sunny |
11.5 ° C (52.8°F) |
20.9 ° C (69.6°F) |
16.1 ° C (61°F) |
% 49 | 0% | 5 | Sunrise:06:08 AM Sunset: 08:52 PM |
Moonrise:05:31 AM Moonset: 09:25 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Partly Cloudy |
9.6 ° C (49.4°F) |
21.9 ° C (71.3°F) |
15.2 ° C (59.4°F) |
% 47 | 0% | 5 | Sunrise:06:07 AM Sunset: 08:53 PM |
Moonrise:06:14 AM Moonset: 10:44 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Sunny |
10.7 ° C (51.3°F) |
28.4 ° C (83.1°F) |
19 ° C (66.2°F) |
% 44 | 0% | 5 | Sunrise:06:06 AM Sunset: 08:54 PM |
Moonrise:07:11 AM Moonset: 11:53 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Sunny |
14.8 ° C (58.6°F) |
34.3 ° C (93.7°F) |
24.1 ° C (75.4°F) |
% 56 | 0% | 6 | Sunrise:06:05 AM Sunset: 08:55 PM |
Moonrise:08:20 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday |  Patchy rain nearby |
20.9 ° C (69.7°F) |
28.2 ° C (82.7°F) |
25.4 ° C (77.7°F) |
% 45 | 81% | 6 | Sunrise:06:04 AM Sunset: 08:56 PM |
Moonrise:09:38 AM Moonset: 12:47 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Partly Cloudy |
16.3 ° C (61.3°F) |
29.7 ° C (85.4°F) |
22.6 ° C (72.6°F) |
% 66 | 0% | 6 | Sunrise:06:03 AM Sunset: 08:57 PM |
Moonrise:10:57 AM Moonset: 01:28 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday |  Thundery outbreaks in nearby |
17 ° C (62.6°F) |
27.2 ° C (81°F) |
21.3 ° C (70.4°F) |
% 79 | 0% | 5 | Sunrise:06:02 AM Sunset: 08:58 PM |
Moonrise:12:14 PM Moonset: 01:59 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Patchy rain nearby |
21.1 ° C (70°F) |
33.1 ° C (91.6°F) |
26.2 ° C (79.2°F) |
% 54 | 88% | 6 | Sunrise:06:02 AM Sunset: 08:59 PM |
Moonrise:01:27 PM Moonset: 02:24 AM Moon Phase ( First Quarter ) |
|
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