Current weather conditions and 15 day weather forecast for Portage, 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.
| 11 August 2026 Tuesday 27.7 ° C / 81.9°F ![]() Sunny |
Feels Like : 28.1 ° C / 82.6°F Humidity : % 50 Pressure : 1008 mb Wind Speed : 4 kmph / 2.5 miles from W ![]() 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 10 August 2026 Monday | Sunny |
10.6 ° C (51.1°F) |
29.2 ° C (84.6°F) |
20.7 ° C (69.3°F) |
% 68 | 5% | 6.2 | Sunrise:06:26 AM Sunset: 08:49 PM |
Moonrise:02:58 AM Moonset: 07:41 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
17.7 ° C (63.9°F) |
36.3 ° C (97.4°F) |
25.7 ° C (78.3°F) |
% 59 | 36% | 5.8 | Sunrise:06:27 AM Sunset: 08:47 PM |
Moonrise:04:21 AM Moonset: 08:18 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
15.7 ° C (60.3°F) |
32.7 ° C (90.8°F) |
24.1 ° C (75.3°F) |
% 57 | 57% | 6.5 | Sunrise:06:28 AM Sunset: 08:46 PM |
Moonrise:05:49 AM Moonset: 08:47 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Partly Cloudy |
15.5 ° C (60°F) |
29.2 ° C (84.5°F) |
22.2 ° C (71.9°F) |
% 50 | 57% | 6.6 | Sunrise:06:30 AM Sunset: 08:44 PM |
Moonrise:07:16 AM Moonset: 09:10 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Sunny |
15.2 ° C (59.3°F) |
30 ° C (86.1°F) |
22.6 ° C (72.7°F) |
% 51 | 17% | 5.8 | Sunrise:06:31 AM Sunset: 08:43 PM |
Moonrise:08:40 AM Moonset: 09:31 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Patchy rain nearby |
16.6 ° C (61.9°F) |
31.1 ° C (87.9°F) |
23.5 ° C (74.3°F) |
% 64 | 17% | 8 | Sunrise:06:32 AM Sunset: 08:41 PM |
Moonrise:10:01 AM Moonset: 09:50 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Sunny |
12.8 ° C (55°F) |
30.4 ° C (86.7°F) |
21.2 ° C (70.1°F) |
% 50 | 2% | 8 | Sunrise:06:33 AM Sunset: 08:39 PM |
Moonrise:11:20 AM Moonset: 10:10 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Sunny |
16.9 ° C (62.4°F) |
36.1 ° C (97°F) |
25.5 ° C (77.8°F) |
% 47 | 36% | 9 | Sunrise:06:35 AM Sunset: 08:38 PM |
Moonrise:12:37 PM Moonset: 10:32 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Sunny |
18.5 ° C (65.4°F) |
37.4 ° C (99.3°F) |
26.7 ° C (80.1°F) |
% 62 | 68% | 9 | Sunrise:06:36 AM Sunset: 08:36 PM |
Moonrise:01:53 PM Moonset: 10:58 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Sunny |
20.4 ° C (68.7°F) |
31.7 ° C (89.1°F) |
28.2 ° C (82.8°F) |
% 52 | 3% | 8 | Sunrise:06:37 AM Sunset: 08:34 PM |
Moonrise:03:06 PM Moonset: 11:31 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Sunny |
15.5 ° C (59.9°F) |
23.2 ° C (73.7°F) |
19.7 ° C (67.4°F) |
% 66 | 9% | 6 | Sunrise:06:38 AM Sunset: 08:33 PM |
Moonrise:04:14 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Patchy rain nearby |
16.7 ° C (62.1°F) |
21.4 ° C (70.5°F) |
18.5 ° C (65.2°F) |
% 90 | 87% | 4 | Sunrise:06:40 AM Sunset: 08:31 PM |
Moonrise:05:13 PM Moonset: 12:11 AM Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Sunny |
14.1 ° C (57.4°F) |
28 ° C (82.3°F) |
20.6 ° C (69°F) |
% 73 | 12% | 7 | Sunrise:06:41 AM Sunset: 08:29 PM |
Moonrise:06:02 PM Moonset: 01:00 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 August 2026 Sunday | Sunny |
16.6 ° C (61.9°F) |
29.5 ° C (85.2°F) |
22.4 ° C (72.3°F) |
% 63 | 36% | 7 | Sunrise:06:42 AM Sunset: 08:27 PM |
Moonrise:06:41 PM Moonset: 01:58 AM Moon Phase ( Waxing Gibbous ) |
|