Current weather conditions and 15 day weather forecast for Allison, 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.
| 13 May 2026 Wednesday 25.4 ° C / 77.7°F ![]() Sunny |
Feels Like : 24.8 ° C / 76.6°F Humidity : % 19 Pressure : 1018 mb Wind Speed : 11.5 kmph / 7.2 miles from SSW ![]() 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 13 May 2026 Wednesday | Sunny |
3.6 ° C (38.5°F) |
26.7 ° C (80.1°F) |
16.4 ° C (61.5°F) |
% 42 | 0% | 7.2 | Sunrise:06:05 AM Sunset: 08:57 PM |
Moonrise:04:08 AM Moonset: 05:23 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Sunny |
17 ° C (62.5°F) |
26.9 ° C (80.5°F) |
21.1 ° C (69.9°F) |
% 33 | 0% | 7.3 | Sunrise:06:04 AM Sunset: 08:58 PM |
Moonrise:04:28 AM Moonset: 06:44 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Sunny |
13 ° C (55.4°F) |
25 ° C (76.9°F) |
18.9 ° C (66°F) |
% 30 | 0% | 0.2 | Sunrise:06:03 AM Sunset: 08:59 PM |
Moonrise:04:52 AM Moonset: 08:09 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Sunny |
9.8 ° C (49.6°F) |
24.8 ° C (76.6°F) |
18.3 ° C (64.9°F) |
% 34 | 0% | 5 | Sunrise:06:02 AM Sunset: 09:01 PM |
Moonrise:05:23 AM Moonset: 09:36 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Moderate rain |
10.4 ° C (50.7°F) |
18.5 ° C (65.4°F) |
14.6 ° C (58.2°F) |
% 73 | 87% | 3 | Sunrise:06:01 AM Sunset: 09:02 PM |
Moonrise:06:04 AM Moonset: 10:57 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Cloudy |
8.2 ° C (46.8°F) |
10.9 ° C (51.6°F) |
9.8 ° C (49.6°F) |
% 68 | 0% | 2 | Sunrise:06:00 AM Sunset: 09:03 PM |
Moonrise:06:59 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Sunny |
3 ° C (37.3°F) |
17.8 ° C (64°F) |
10.3 ° C (50.5°F) |
% 52 | 0% | 4 | Sunrise:05:59 AM Sunset: 09:04 PM |
Moonrise:08:09 AM Moonset: 12:06 AM Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Partly Cloudy |
8.8 ° C (47.8°F) |
13.9 ° C (56.9°F) |
11.9 ° C (53.4°F) |
% 63 | 0% | 4 | Sunrise:05:58 AM Sunset: 09:05 PM |
Moonrise:09:29 AM Moonset: 12:59 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Sunny |
8.2 ° C (46.8°F) |
24.2 ° C (75.6°F) |
15.5 ° C (59.9°F) |
% 67 | 0% | 5 | Sunrise:05:57 AM Sunset: 09:06 PM |
Moonrise:10:50 AM Moonset: 01:38 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Patchy rain nearby |
14.9 ° C (58.8°F) |
24.9 ° C (76.8°F) |
19.5 ° C (67.1°F) |
% 63 | 72% | 4 | Sunrise:05:56 AM Sunset: 09:07 PM |
Moonrise:12:09 PM Moonset: 02:07 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Patchy rain nearby |
12.8 ° C (55.1°F) |
28 ° C (82.3°F) |
20.2 ° C (68.4°F) |
% 71 | 75% | 5 | Sunrise:05:55 AM Sunset: 09:08 PM |
Moonrise:01:24 PM Moonset: 02:29 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Partly Cloudy |
9.2 ° C (48.5°F) |
17.2 ° C (63°F) |
13.5 ° C (56.4°F) |
% 58 | 0% | 4 | Sunrise:05:54 AM Sunset: 09:09 PM |
Moonrise:02:35 PM Moonset: 02:48 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Sunny |
9.9 ° C (49.9°F) |
27.5 ° C (81.4°F) |
17.6 ° C (63.8°F) |
% 46 | 0% | 5 | Sunrise:05:53 AM Sunset: 09:10 PM |
Moonrise:03:44 PM Moonset: 03:05 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 May 2026 Tuesday | Sunny |
10.1 ° C (50.3°F) |
22.3 ° C (72.1°F) |
15.9 ° C (60.7°F) |
% 41 | 0% | 5 | Sunrise:05:52 AM Sunset: 09:11 PM |
Moonrise:04:51 PM Moonset: 03:22 AM Moon Phase ( Waxing Gibbous ) |
|