Current weather conditions and 15 day weather forecast for Wallace, 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.
| 21 August 2026 Friday 28 ° C / 82.4°F ![]() Sunny |
Feels Like : 27.7 ° C / 81.9°F Humidity : % 41 Pressure : 1010 mb Wind Speed : 25.9 kmph / 16.1 miles from WNW ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 August 2026 Thursday | Sunny |
16.1 ° C (61°F) |
29.7 ° C (85.5°F) |
22.4 ° C (72.3°F) |
% 68 | 6% | 6.7 | Sunrise:06:37 AM Sunset: 08:28 PM |
Moonrise:04:07 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Sunny |
16.4 ° C (61.5°F) |
30.5 ° C (86.9°F) |
24.4 ° C (76°F) |
% 40 | 1% | 6.8 | Sunrise:06:38 AM Sunset: 08:27 PM |
Moonrise:05:06 PM Moonset: 12:12 AM Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Sunny |
15.6 ° C (60°F) |
28.3 ° C (82.9°F) |
22.8 ° C (73°F) |
% 39 | 3% | 7.4 | Sunrise:06:40 AM Sunset: 08:25 PM |
Moonrise:05:55 PM Moonset: 01:02 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 August 2026 Sunday | Overcast |
16.9 ° C (62.5°F) |
27.9 ° C (82.3°F) |
21.4 ° C (70.6°F) |
% 39 | 57% | 7.6 | Sunrise:06:41 AM Sunset: 08:23 PM |
Moonrise:06:35 PM Moonset: 01:59 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 August 2026 Monday | Sunny |
18.7 ° C (65.7°F) |
31.3 ° C (88.4°F) |
24.2 ° C (75.5°F) |
% 59 | 36% | 8 | Sunrise:06:42 AM Sunset: 08:22 PM |
Moonrise:07:06 PM Moonset: 03:02 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 August 2026 Tuesday | Overcast |
20.2 ° C (68.3°F) |
30.4 ° C (86.7°F) |
25.7 ° C (78.2°F) |
% 47 | 17% | 7 | Sunrise:06:43 AM Sunset: 08:20 PM |
Moonrise:07:31 PM Moonset: 04:08 AM Moon Phase ( Full Moon ) |
|
| 26 August 2026 Wednesday | Sunny |
17.5 ° C (63.6°F) |
26.9 ° C (80.4°F) |
22.3 ° C (72.1°F) |
% 55 | 3% | 7 | Sunrise:06:44 AM Sunset: 08:18 PM |
Moonrise:07:52 PM Moonset: 05:14 AM Moon Phase ( Full Moon ) |
|
| 27 August 2026 Thursday | Sunny |
17.6 ° C (63.6°F) |
28.6 ° C (83.4°F) |
23.3 ° C (73.9°F) |
% 49 | 2% | 7 | Sunrise:06:46 AM Sunset: 08:16 PM |
Moonrise:08:10 PM Moonset: 06:20 AM Moon Phase ( Full Moon ) |
|
| 28 August 2026 Friday | Overcast |
17.3 ° C (63.1°F) |
27.2 ° C (81°F) |
22.7 ° C (72.9°F) |
% 57 | 64% | 7 | Sunrise:06:47 AM Sunset: 08:15 PM |
Moonrise:08:27 PM Moonset: 07:25 AM Moon Phase ( Full Moon ) |
|
| 29 August 2026 Saturday | Patchy rain nearby |
18.7 ° C (65.7°F) |
29.9 ° C (85.8°F) |
24 ° C (75.1°F) |
% 63 | 57% | 7 | Sunrise:06:48 AM Sunset: 08:13 PM |
Moonrise:08:43 PM Moonset: 08:29 AM Moon Phase ( Waning Gibbous ) |
|
| 30 August 2026 Sunday | Sunny |
20 ° C (68.1°F) |
35.6 ° C (96°F) |
26.9 ° C (80.4°F) |
% 56 | 6% | 9 | Sunrise:06:49 AM Sunset: 08:11 PM |
Moonrise:09:00 PM Moonset: 09:35 AM Moon Phase ( Waning Gibbous ) |
|
| 31 August 2026 Monday | Sunny |
23.7 ° C (74.6°F) |
36.5 ° C (97.6°F) |
28.7 ° C (83.6°F) |
% 53 | 17% | 9 | Sunrise:06:50 AM Sunset: 08:09 PM |
Moonrise:09:19 PM Moonset: 10:42 AM Moon Phase ( Waning Gibbous ) |
|
| 01 September 2026 Tuesday | Sunny |
12.7 ° C (54.9°F) |
25.9 ° C (78.7°F) |
20 ° C (67.9°F) |
% 50 | 3% | 7 | Sunrise:06:51 AM Sunset: 08:07 PM |
Moonrise:09:41 PM Moonset: 11:52 AM Moon Phase ( Waning Gibbous ) |
|
| 02 September 2026 Wednesday | Overcast |
11.6 ° C (52.9°F) |
17.9 ° C (64.2°F) |
14.3 ° C (57.7°F) |
% 83 | 21% | 5 | Sunrise:06:53 AM Sunset: 08:06 PM |
Moonrise:10:10 PM Moonset: 01:04 PM Moon Phase ( Last Quarter ) |
|