Current weather conditions and 15 day weather forecast for Cortlandt, 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.
| 14 May 2026 Thursday 16.1 ° C / 61°F ![]() Clear |
Feels Like : 16.1 ° C / 61°F Humidity : % 38 Pressure : 1010 mb Wind Speed : 29.2 kmph / 18.1 miles from SE ![]() 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 14 May 2026 Thursday | Sunny |
15.6 ° C (60.1°F) |
27 ° C (80.6°F) |
20.7 ° C (69.2°F) |
% 30 | 0% | 7.4 | Sunrise:06:07 AM Sunset: 08:59 PM |
Moonrise:04:30 AM Moonset: 06:45 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Sunny |
13.5 ° C (56.3°F) |
25.1 ° C (77.2°F) |
18.9 ° C (66.1°F) |
% 32 | 0% | 0.2 | Sunrise:06:05 AM Sunset: 09:00 PM |
Moonrise:04:55 AM Moonset: 08:10 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Sunny |
9 ° C (48.1°F) |
23.2 ° C (73.7°F) |
17 ° C (62.5°F) |
% 39 | 0% | 5 | Sunrise:06:04 AM Sunset: 09:01 PM |
Moonrise:05:26 AM Moonset: 09:37 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Moderate rain |
11.5 ° C (52.7°F) |
15.3 ° C (59.5°F) |
13.6 ° C (56.5°F) |
% 75 | 81% | 3 | Sunrise:06:03 AM Sunset: 09:03 PM |
Moonrise:06:07 AM Moonset: 10:58 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Moderate rain |
7.2 ° C (45°F) |
11.1 ° C (52°F) |
9.9 ° C (49.8°F) |
% 81 | 87% | 2 | Sunrise:06:02 AM Sunset: 09:04 PM |
Moonrise:07:03 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Cloudy |
5.7 ° C (42.3°F) |
15.5 ° C (59.8°F) |
9.4 ° C (48.9°F) |
% 66 | 0% | 2 | Sunrise:06:01 AM Sunset: 09:05 PM |
Moonrise:08:12 AM Moonset: 12:07 AM Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Patchy rain nearby |
4.8 ° C (40.7°F) |
17.7 ° C (63.8°F) |
11 ° C (51.8°F) |
% 68 | 81% | 3 | Sunrise:06:00 AM Sunset: 09:06 PM |
Moonrise:09:32 AM Moonset: 01:00 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Sunny |
3.6 ° C (38.4°F) |
17.7 ° C (63.9°F) |
10.8 ° C (51.4°F) |
% 54 | 0% | 4 | Sunrise:05:59 AM Sunset: 09:07 PM |
Moonrise:10:53 AM Moonset: 01:39 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Sunny |
11 ° C (51.8°F) |
25.4 ° C (77.7°F) |
17.3 ° C (63.2°F) |
% 53 | 0% | 5 | Sunrise:05:58 AM Sunset: 09:08 PM |
Moonrise:12:12 PM Moonset: 02:08 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Patchy rain nearby |
5.3 ° C (41.5°F) |
12.5 ° C (54.5°F) |
9.4 ° C (49°F) |
% 75 | 89% | 2 | Sunrise:05:58 AM Sunset: 09:09 PM |
Moonrise:01:27 PM Moonset: 02:30 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Patchy rain nearby |
5.9 ° C (42.6°F) |
6.7 ° C (44.1°F) |
7.1 ° C (44.8°F) |
% 86 | 82% | 2 | Sunrise:05:57 AM Sunset: 09:10 PM |
Moonrise:02:37 PM Moonset: 02:49 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Patchy rain nearby |
6.1 ° C (43°F) |
14.1 ° C (57.4°F) |
9.9 ° C (49.8°F) |
% 74 | 86% | 2 | Sunrise:05:56 AM Sunset: 09:11 PM |
Moonrise:03:46 PM Moonset: 03:07 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 May 2026 Tuesday | Patchy rain nearby |
5.5 ° C (41.9°F) |
16.7 ° C (62.1°F) |
11.2 ° C (52.1°F) |
% 65 | 0% | 3 | Sunrise:05:55 AM Sunset: 09:12 PM |
Moonrise:04:52 PM Moonset: 03:24 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 May 2026 Wednesday | Sunny |
6.3 ° C (43.3°F) |
21.5 ° C (70.7°F) |
14 ° C (57.2°F) |
% 58 | 0% | 4 | Sunrise:05:54 AM Sunset: 09:13 PM |
Moonrise:06:00 PM Moonset: 03:41 AM Moon Phase ( Waxing Gibbous ) |
|