Current weather conditions and 15 day weather forecast for Twin Lake, 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.
| 09 August 2026 Sunday 21 ° C / 69.9°F ![]() Partly cloudy |
Feels Like : 21 ° C / 69.9°F Humidity : % 88 Pressure : 1010 mb Wind Speed : 13 kmph / 8.1 miles from NE ![]() Visibility : 16.1 km Precipitation (rainfall) : 0 mm Cloud (%) : 50 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 09 August 2026 Sunday | Sunny |
19.2 ° C (66.6°F) |
36.3 ° C (97.3°F) |
25.7 ° C (78.2°F) |
% 71 | 6% | 5.3 | Sunrise:06:30 AM Sunset: 08:46 PM |
Moonrise:01:56 AM Moonset: 06:43 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Sunny |
18.9 ° C (66.1°F) |
37.4 ° C (99.4°F) |
27.9 ° C (82.2°F) |
% 59 | 57% | 5.5 | Sunrise:06:31 AM Sunset: 08:45 PM |
Moonrise:03:07 AM Moonset: 07:33 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
18.4 ° C (65.2°F) |
32.5 ° C (90.5°F) |
24.6 ° C (76.2°F) |
% 69 | 57% | 5.5 | Sunrise:06:32 AM Sunset: 08:43 PM |
Moonrise:04:29 AM Moonset: 08:12 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
18 ° C (64.4°F) |
32.8 ° C (91°F) |
24.9 ° C (76.8°F) |
% 62 | 62% | 5.8 | Sunrise:06:33 AM Sunset: 08:42 PM |
Moonrise:05:55 AM Moonset: 08:43 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Sunny |
14.8 ° C (58.6°F) |
25.5 ° C (77.9°F) |
20.4 ° C (68.8°F) |
% 60 | 60% | 7 | Sunrise:06:34 AM Sunset: 08:40 PM |
Moonrise:07:20 AM Moonset: 09:08 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Sunny |
14.1 ° C (57.4°F) |
24.1 ° C (75.3°F) |
18.4 ° C (65.1°F) |
% 49 | 57% | 6 | Sunrise:06:35 AM Sunset: 08:39 PM |
Moonrise:08:42 AM Moonset: 09:31 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Sunny |
12.6 ° C (54.7°F) |
26 ° C (78.9°F) |
18.9 ° C (66°F) |
% 66 | 57% | 7 | Sunrise:06:37 AM Sunset: 08:37 PM |
Moonrise:10:01 AM Moonset: 09:52 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Sunny |
15.9 ° C (60.6°F) |
22.8 ° C (73°F) |
18.8 ° C (65.8°F) |
% 69 | 61% | 6 | Sunrise:06:38 AM Sunset: 08:36 PM |
Moonrise:11:18 AM Moonset: 10:14 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Sunny |
16.6 ° C (61.9°F) |
25.5 ° C (77.9°F) |
20.7 ° C (69.2°F) |
% 73 | 22% | 7 | Sunrise:06:39 AM Sunset: 08:34 PM |
Moonrise:12:33 PM Moonset: 10:38 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Sunny |
12.5 ° C (54.5°F) |
28.3 ° C (83°F) |
20.1 ° C (68.2°F) |
% 61 | 3% | 7 | Sunrise:06:40 AM Sunset: 08:33 PM |
Moonrise:01:47 PM Moonset: 11:06 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Sunny |
15.7 ° C (60.3°F) |
33.6 ° C (92.6°F) |
24.5 ° C (76.2°F) |
% 55 | 57% | 8 | Sunrise:06:41 AM Sunset: 08:31 PM |
Moonrise:02:58 PM Moonset: 11:39 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Sunny |
20.7 ° C (69.3°F) |
32.4 ° C (90.3°F) |
24.5 ° C (76.1°F) |
% 61 | 63% | 8 | Sunrise:06:42 AM Sunset: 08:29 PM |
Moonrise:04:04 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Partly Cloudy |
14.8 ° C (58.6°F) |
26.3 ° C (79.3°F) |
20.4 ° C (68.7°F) |
% 55 | 36% | 7 | Sunrise:06:43 AM Sunset: 08:28 PM |
Moonrise:05:03 PM Moonset: 12:21 AM Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Partly Cloudy |
14.2 ° C (57.6°F) |
26.7 ° C (80°F) |
19.1 ° C (66.3°F) |
% 49 | 36% | 7 | Sunrise:06:44 AM Sunset: 08:26 PM |
Moonrise:05:53 PM Moonset: 01:10 AM Moon Phase ( Waxing Gibbous ) |
|