Current weather conditions and 15 day weather forecast for Altamont (Township), 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.
| 15 May 2026 Friday 7.8 ° C / 46°F ![]() Sunny |
Feels Like : 5.1 ° C / 41.2°F Humidity : % 79 Pressure : 1005 mb Wind Speed : 15.8 kmph / 9.8 miles from WSW ![]() Visibility : 16 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 15 May 2026 Friday | Sunny |
11.4 ° C (52.5°F) |
26.5 ° C (79.7°F) |
18.8 ° C (65.8°F) |
% 38 | 0% | 7.9 | Sunrise:05:58 AM Sunset: 08:49 PM |
Moonrise:04:47 AM Moonset: 07:59 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Patchy rain nearby |
13.4 ° C (56.2°F) |
23.3 ° C (73.9°F) |
18.2 ° C (64.8°F) |
% 39 | 73% | 7.2 | Sunrise:05:57 AM Sunset: 08:51 PM |
Moonrise:05:19 AM Moonset: 09:25 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Moderate rain |
11 ° C (51.8°F) |
24.3 ° C (75.7°F) |
15.7 ° C (60.2°F) |
% 78 | 81% | 5.5 | Sunrise:05:56 AM Sunset: 08:52 PM |
Moonrise:06:00 AM Moonset: 10:45 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Patchy rain nearby |
5.9 ° C (42.6°F) |
12.7 ° C (54.9°F) |
9.3 ° C (48.7°F) |
% 79 | 84% | 2.3 | Sunrise:05:55 AM Sunset: 08:53 PM |
Moonrise:06:56 AM Moonset: 11:55 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Patchy rain nearby |
3.8 ° C (38.9°F) |
17.7 ° C (63.8°F) |
7.7 ° C (45.8°F) |
% 73 | 89% | 0 | Sunrise:05:54 AM Sunset: 08:54 PM |
Moonrise:08:06 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Patchy rain nearby |
8.5 ° C (47.3°F) |
12.4 ° C (54.3°F) |
10.9 ° C (51.6°F) |
% 76 | 87% | 3 | Sunrise:05:53 AM Sunset: 08:55 PM |
Moonrise:09:25 AM Moonset: 12:48 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Overcast |
5.3 ° C (41.6°F) |
12.1 ° C (53.7°F) |
8.7 ° C (47.6°F) |
% 82 | 0% | 2 | Sunrise:05:52 AM Sunset: 08:56 PM |
Moonrise:10:45 AM Moonset: 01:28 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Patchy rain nearby |
6.5 ° C (43.6°F) |
13.1 ° C (55.6°F) |
9.2 ° C (48.6°F) |
% 75 | 72% | 2 | Sunrise:05:51 AM Sunset: 08:57 PM |
Moonrise:12:04 PM Moonset: 01:57 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Patchy rain nearby |
6.5 ° C (43.8°F) |
22.8 ° C (73°F) |
14.6 ° C (58.3°F) |
% 68 | 65% | 3 | Sunrise:05:50 AM Sunset: 08:58 PM |
Moonrise:01:18 PM Moonset: 02:20 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Patchy rain nearby |
13.4 ° C (56.1°F) |
17.3 ° C (63.1°F) |
15.7 ° C (60.2°F) |
% 83 | 87% | 4 | Sunrise:05:50 AM Sunset: 08:59 PM |
Moonrise:02:28 PM Moonset: 02:40 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Patchy rain nearby |
13.3 ° C (55.9°F) |
20 ° C (68°F) |
15.7 ° C (60.3°F) |
% 89 | 87% | 4 | Sunrise:05:49 AM Sunset: 09:00 PM |
Moonrise:03:36 PM Moonset: 02:58 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 May 2026 Tuesday | Overcast |
10.8 ° C (51.4°F) |
21.7 ° C (71°F) |
16.2 ° C (61.1°F) |
% 82 | 0% | 4 | Sunrise:05:48 AM Sunset: 09:01 PM |
Moonrise:04:42 PM Moonset: 03:15 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 May 2026 Wednesday | Partly Cloudy |
14.5 ° C (58°F) |
25.8 ° C (78.5°F) |
19.6 ° C (67.2°F) |
% 73 | 0% | 5 | Sunrise:05:47 AM Sunset: 09:02 PM |
Moonrise:05:49 PM Moonset: 03:33 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 May 2026 Thursday | Patchy rain nearby |
10.4 ° C (50.8°F) |
20.6 ° C (69°F) |
15.6 ° C (60.1°F) |
% 59 | 84% | 4 | Sunrise:05:47 AM Sunset: 09:03 PM |
Moonrise:06:56 PM Moonset: 03:53 AM Moon Phase ( Waxing Gibbous ) |
|