Current weather conditions and 15 day weather forecast for Rex, 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 28.5 ° C / 83.3°F ![]() Sunny |
Feels Like : 30.6 ° C / 87.1°F Humidity : % 63 Pressure : 1009 mb Wind Speed : 22.3 kmph / 13.9 miles from NE ![]() Visibility : 9 km Precipitation (rainfall) : 0 mm Cloud (%) : 12 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 09 August 2026 Sunday | Sunny |
18 ° C (64.4°F) |
29.3 ° C (84.7°F) |
24.1 ° C (75.4°F) |
% 73 | 7% | 5.5 | Sunrise:06:36 AM Sunset: 08:52 PM |
Moonrise:02:03 AM Moonset: 06:49 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Sunny |
18.7 ° C (65.7°F) |
37.8 ° C (100.1°F) |
28.3 ° C (82.9°F) |
% 48 | 36% | 6.2 | Sunrise:06:37 AM Sunset: 08:51 PM |
Moonrise:03:14 AM Moonset: 07:39 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
19.1 ° C (66.4°F) |
35.1 ° C (95.2°F) |
27 ° C (80.5°F) |
% 53 | 5% | 5.9 | Sunrise:06:38 AM Sunset: 08:49 PM |
Moonrise:04:36 AM Moonset: 08:18 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
20.3 ° C (68.5°F) |
35.8 ° C (96.5°F) |
27.5 ° C (81.5°F) |
% 54 | 58% | 5.8 | Sunrise:06:39 AM Sunset: 08:48 PM |
Moonrise:06:02 AM Moonset: 08:49 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Patchy rain nearby |
18.1 ° C (64.5°F) |
26.6 ° C (79.8°F) |
22 ° C (71.6°F) |
% 72 | 76% | 7 | Sunrise:06:40 AM Sunset: 08:46 PM |
Moonrise:07:27 AM Moonset: 09:14 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Partly Cloudy |
17.3 ° C (63.2°F) |
20.6 ° C (69.1°F) |
18.7 ° C (65.7°F) |
% 88 | 88% | 5 | Sunrise:06:42 AM Sunset: 08:45 PM |
Moonrise:08:49 AM Moonset: 09:37 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Patchy rain nearby |
18.4 ° C (65.1°F) |
27.5 ° C (81.6°F) |
22.3 ° C (72.1°F) |
% 79 | 24% | 7 | Sunrise:06:43 AM Sunset: 08:43 PM |
Moonrise:10:07 AM Moonset: 09:58 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Sunny |
19.5 ° C (67°F) |
30.8 ° C (87.4°F) |
24.4 ° C (75.9°F) |
% 65 | 6% | 8 | Sunrise:06:44 AM Sunset: 08:42 PM |
Moonrise:11:24 AM Moonset: 10:20 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Sunny |
19.3 ° C (66.7°F) |
33.8 ° C (92.8°F) |
25.5 ° C (77.9°F) |
% 68 | 67% | 8 | Sunrise:06:45 AM Sunset: 08:40 PM |
Moonrise:12:39 PM Moonset: 10:44 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Sunny |
20.7 ° C (69.2°F) |
35.3 ° C (95.5°F) |
27.3 ° C (81.1°F) |
% 54 | 57% | 9 | Sunrise:06:46 AM Sunset: 08:38 PM |
Moonrise:01:53 PM Moonset: 11:12 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Sunny |
18.6 ° C (65.5°F) |
29.5 ° C (85.2°F) |
24.2 ° C (75.6°F) |
% 45 | 2% | 7 | Sunrise:06:47 AM Sunset: 08:37 PM |
Moonrise:03:04 PM Moonset: 11:46 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Sunny |
18.9 ° C (66°F) |
35.6 ° C (96.1°F) |
26.9 ° C (80.5°F) |
% 45 | 1% | 9 | Sunrise:06:48 AM Sunset: 08:35 PM |
Moonrise:04:10 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Sunny |
22.8 ° C (73°F) |
36.2 ° C (97.1°F) |
29.2 ° C (84.5°F) |
% 27 | 1% | 9 | Sunrise:06:50 AM Sunset: 08:34 PM |
Moonrise:05:09 PM Moonset: 12:27 AM Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Sunny |
19.6 ° C (67.2°F) |
31.2 ° C (88.1°F) |
25.7 ° C (78.3°F) |
% 34 | 1% | 8 | Sunrise:06:51 AM Sunset: 08:32 PM |
Moonrise:05:59 PM Moonset: 01:17 AM Moon Phase ( Waxing Gibbous ) |
|