Sumner Weather Forecast 15 Days, Weather in Sumner Today
Current weather conditions and 15 day weather forecast for Sumner, 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 Sumner
| 27 June 2026 Saturday 22.2 ° C / 72°F  Overcast |
Feels Like : 24.6 ° C / 76.3°F Humidity : % 59 Pressure : 1012 mb Wind Speed : 19.4 kmph / 12.1 miles from SSE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for Sumner, SD, USA
Weather Forecast for next 15 Days for Sumner 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 Sumner, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 26 June 2026 Friday |  Sunny |
15.4 ° C (59.7°F) |
25.7 ° C (78.3°F) |
20.1 ° C (68.1°F) |
% 70 | 17% | 7.6 | Sunrise:05:47 AM Sunset: 09:23 PM |
Moonrise:07:20 PM Moonset: 02:58 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 June 2026 Saturday |  Partly Cloudy |
17.8 ° C (64°F) |
28.8 ° C (83.8°F) |
23.2 ° C (73.8°F) |
% 67 | 7% | 8.2 | Sunrise:05:47 AM Sunset: 09:23 PM |
Moonrise:08:22 PM Moonset: 03:36 AM Moon Phase ( Full Moon ) |
|
| 28 June 2026 Sunday |  Moderate rain |
20.5 ° C (68.9°F) |
33.9 ° C (93.1°F) |
26 ° C (78.9°F) |
% 75 | 77% | 8.2 | Sunrise:05:47 AM Sunset: 09:23 PM |
Moonrise:09:16 PM Moonset: 04:22 AM Moon Phase ( Full Moon ) |
|
| 29 June 2026 Monday | Sunny |
21.2 ° C (70.2°F) |
32.6 ° C (90.7°F) |
27.8 ° C (82°F) |
% 45 | 1% | 9.1 | Sunrise:05:48 AM Sunset: 09:23 PM |
Moonrise:09:59 PM Moonset: 05:16 AM Moon Phase ( Full Moon ) |
|
| 30 June 2026 Tuesday | Sunny |
14.8 ° C (58.7°F) |
32 ° C (89.7°F) |
23.6 ° C (74.5°F) |
% 39 | 1% | 9.3 | Sunrise:05:48 AM Sunset: 09:23 PM |
Moonrise:10:34 PM Moonset: 06:18 AM Moon Phase ( Full Moon ) |
|
| 01 July 2026 Wednesday |  Patchy rain nearby |
20.4 ° C (68.7°F) |
34.5 ° C (94.1°F) |
24.6 ° C (76.2°F) |
% 68 | 57% | 0.3 | Sunrise:05:49 AM Sunset: 09:23 PM |
Moonrise:11:01 PM Moonset: 07:23 AM Moon Phase ( Waning Gibbous ) |
|
| 02 July 2026 Thursday | Sunny |
19.5 ° C (67°F) |
39.3 ° C (102.7°F) |
29.4 ° C (84.9°F) |
% 41 | 1% | 7 | Sunrise:05:50 AM Sunset: 09:22 PM |
Moonrise:11:23 PM Moonset: 08:29 AM Moon Phase ( Waning Gibbous ) |
|
| 03 July 2026 Friday | Sunny |
25.9 ° C (78.6°F) |
42.3 ° C (108.1°F) |
33.5 ° C (92.3°F) |
% 42 | 1% | 8 | Sunrise:05:50 AM Sunset: 09:22 PM |
Moonrise:11:42 PM Moonset: 09:35 AM Moon Phase ( Waning Gibbous ) |
|
| 04 July 2026 Saturday | Patchy rain nearby |
18.9 ° C (65.9°F) |
39.3 ° C (102.7°F) |
30.5 ° C (86.9°F) |
% 51 | 36% | 7 | Sunrise:05:51 AM Sunset: 09:22 PM |
Moonrise:11:59 PM Moonset: 10:39 AM Moon Phase ( Waning Gibbous ) |
|
| 05 July 2026 Sunday | Sunny |
15.7 ° C (60.2°F) |
33.4 ° C (92.2°F) |
24.4 ° C (75.9°F) |
% 45 | 1% | 6 | Sunrise:05:51 AM Sunset: 09:22 PM |
Moonrise:Does not rise today Moonset: 11:44 AM Moon Phase ( Last Quarter ) |
|
| 06 July 2026 Monday | Sunny |
18.4 ° C (65.2°F) |
36.1 ° C (96.9°F) |
27 ° C (80.5°F) |
% 32 | 1% | 7 | Sunrise:05:52 AM Sunset: 09:21 PM |
Moonrise:12:15 AM Moonset: 12:49 PM Moon Phase ( Last Quarter ) |
|
| 07 July 2026 Tuesday | Sunny |
20.1 ° C (68.2°F) |
37.6 ° C (99.8°F) |
28.7 ° C (83.7°F) |
% 39 | 1% | 7 | Sunrise:05:53 AM Sunset: 09:21 PM |
Moonrise:12:32 AM Moonset: 01:56 PM Moon Phase ( Last Quarter ) |
|
| 08 July 2026 Wednesday | Moderate rain |
19.1 ° C (66.3°F) |
36.8 ° C (98.3°F) |
24.9 ° C (76.9°F) |
% 65 | 71% | 5 | Sunrise:05:54 AM Sunset: 09:20 PM |
Moonrise:12:50 AM Moonset: 03:06 PM Moon Phase ( Waning Crescent ) |
|
| 09 July 2026 Thursday | Sunny |
17.2 ° C (62.9°F) |
28.3 ° C (82.9°F) |
21.9 ° C (71.5°F) |
% 63 | 5% | 6 | Sunrise:05:54 AM Sunset: 09:20 PM |
Moonrise:01:12 AM Moonset: 04:21 PM Moon Phase ( Waning Crescent ) |
|
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