Current weather conditions and 15 day weather forecast for Union, 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.
27 July 2025 Sunday 26.5 ° C / 79.6°F ![]() Overcast |
Feels Like : 26.7 ° C / 80.1°F Humidity : % 40 Pressure : 1007 mb Wind Speed : 25.9 kmph / 16.1 miles from SSW ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
Date | |
---|---|
27 July 2025 Sunday | |
Weather forecast | ![]() |
Low temperature | 21.5 ° C (70.7°F) |
High temperature | 39.3 ° C (102.7°F) |
Avg. temperature | 31.4 ° C (88.4°F) |
Humidity | % 45 |
Chance of rain | 0% |
UV Index | 2.2 |
Sun Position | Sunrise:06:20 AM Sunset: 09:07 PM |
Moon Position | Moonrise:09:27 AM Moonset: 10:44 PM Moon Phase ( Waxing Crescent ) |
28 July 2025 Monday | |
Weather forecast | ![]() |
Low temperature | 23.8 ° C (74.9°F) |
High temperature | 39.1 ° C (102.4°F) |
Avg. temperature | 30.4 ° C (86.7°F) |
Humidity | % 67 |
Chance of rain | 66% |
UV Index | 2.1 |
Sun Position | Sunrise:06:21 AM Sunset: 09:06 PM |
Moon Position | Moonrise:10:34 AM Moonset: 11:02 PM Moon Phase ( Waxing Crescent ) |
29 July 2025 Tuesday | |
Weather forecast | ![]() |
Low temperature | 18.9 ° C (66°F) |
High temperature | 25.2 ° C (77.3°F) |
Avg. temperature | 23.3 ° C (74°F) |
Humidity | % 74 |
Chance of rain | 89% |
UV Index | 2.1 |
Sun Position | Sunrise:06:22 AM Sunset: 09:05 PM |
Moon Position | Moonrise:11:40 AM Moonset: 11:19 PM Moon Phase ( Waxing Crescent ) |
30 July 2025 Wednesday | |
Weather forecast | ![]() |
Low temperature | 18.3 ° C (64.9°F) |
High temperature | 29.1 ° C (84.4°F) |
Avg. temperature | 23.2 ° C (73.7°F) |
Humidity | % 60 |
Chance of rain | 86% |
UV Index | 2 |
Sun Position | Sunrise:06:23 AM Sunset: 09:03 PM |
Moon Position | Moonrise:12:44 PM Moonset: 11:36 PM Moon Phase ( Waxing Crescent ) |
31 July 2025 Thursday | |
Weather forecast | ![]() |
Low temperature | 15.7 ° C (60.3°F) |
High temperature | 27.1 ° C (80.7°F) |
Avg. temperature | 20.1 ° C (68.3°F) |
Humidity | % 65 |
Chance of rain | 0% |
UV Index | 0 |
Sun Position | Sunrise:06:24 AM Sunset: 09:02 PM |
Moon Position | Moonrise:01:49 PM Moonset: 11:56 PM Moon Phase ( Waxing Crescent ) |
01 August 2025 Friday | |
Weather forecast | ![]() |
Low temperature | 15.9 ° C (60.6°F) |
High temperature | 25.1 ° C (77.2°F) |
Avg. temperature | 20.5 ° C (69°F) |
Humidity | % 68 |
Chance of rain | 0% |
UV Index | 5 |
Sun Position | Sunrise:06:25 AM Sunset: 09:01 PM |
Moon Position | Moonrise:02:54 PM Moonset: No moonset Moon Phase ( First Quarter ) |
02 August 2025 Saturday | |
Weather forecast | ![]() |
Low temperature | 14.1 ° C (57.4°F) |
High temperature | 24.5 ° C (76.1°F) |
Avg. temperature | 19.7 ° C (67.4°F) |
Humidity | % 77 |
Chance of rain | 87% |
UV Index | 4 |
Sun Position | Sunrise:06:27 AM Sunset: 09:00 PM |
Moon Position | Moonrise:04:00 PM Moonset: 12:19 AM Moon Phase ( Waxing Gibbous ) |
03 August 2025 Sunday | |
Weather forecast | ![]() |
Low temperature | 18.2 ° C (64.8°F) |
High temperature | 33.6 ° C (92.4°F) |
Avg. temperature | 25.1 ° C (77.2°F) |
Humidity | % 65 |
Chance of rain | 0% |
UV Index | 6 |
Sun Position | Sunrise:06:28 AM Sunset: 08:58 PM |
Moon Position | Moonrise:05:05 PM Moonset: 12:47 AM Moon Phase ( Waxing Gibbous ) |
04 August 2025 Monday | |
Weather forecast | ![]() |
Low temperature | 20 ° C (68°F) |
High temperature | 34 ° C (93.2°F) |
Avg. temperature | 26.5 ° C (79.7°F) |
Humidity | % 53 |
Chance of rain | 0% |
UV Index | 7 |
Sun Position | Sunrise:06:29 AM Sunset: 08:57 PM |
Moon Position | Moonrise:06:07 PM Moonset: 01:24 AM Moon Phase ( Waxing Gibbous ) |
05 August 2025 Tuesday | |
Weather forecast | ![]() |
Low temperature | 19.7 ° C (67.4°F) |
High temperature | 32.3 ° C (90.2°F) |
Avg. temperature | 25.9 ° C (78.6°F) |
Humidity | % 52 |
Chance of rain | 0% |
UV Index | 7 |
Sun Position | Sunrise:06:30 AM Sunset: 08:56 PM |
Moon Position | Moonrise:07:02 PM Moonset: 02:10 AM Moon Phase ( Waxing Gibbous ) |
06 August 2025 Wednesday | |
Weather forecast | ![]() |
Low temperature | 20.1 ° C (68.1°F) |
High temperature | 36.7 ° C (98°F) |
Avg. temperature | 28.3 ° C (82.9°F) |
Humidity | % 42 |
Chance of rain | 0% |
UV Index | 7 |
Sun Position | Sunrise:06:31 AM Sunset: 08:54 PM |
Moon Position | Moonrise:07:48 PM Moonset: 03:07 AM Moon Phase ( Waxing Gibbous ) |
07 August 2025 Thursday | |
Weather forecast | ![]() |
Low temperature | 23.3 ° C (74°F) |
High temperature | 40.9 ° C (105.6°F) |
Avg. temperature | 30.9 ° C (87.7°F) |
Humidity | % 46 |
Chance of rain | 0% |
UV Index | 8 |
Sun Position | Sunrise:06:32 AM Sunset: 08:53 PM |
Moon Position | Moonrise:08:25 PM Moonset: 04:13 AM Moon Phase ( Waxing Gibbous ) |
08 August 2025 Friday | |
Weather forecast | ![]() |
Low temperature | 21.5 ° C (70.7°F) |
High temperature | 37.6 ° C (99.7°F) |
Avg. temperature | 28.3 ° C (83°F) |
Humidity | % 51 |
Chance of rain | 0% |
UV Index | 7 |
Sun Position | Sunrise:06:33 AM Sunset: 08:51 PM |
Moon Position | Moonrise:08:55 PM Moonset: 05:26 AM Moon Phase ( Waxing Gibbous ) |
09 August 2025 Saturday | |
Weather forecast | ![]() |
Low temperature | 18.5 ° C (65.3°F) |
High temperature | 27.5 ° C (81.6°F) |
Avg. temperature | 22.9 ° C (73.2°F) |
Humidity | % 73 |
Chance of rain | 0% |
UV Index | 5 |
Sun Position | Sunrise:06:34 AM Sunset: 08:50 PM |
Moon Position | Moonrise:09:21 PM Moonset: 06:42 AM Moon Phase ( Full Moon ) |
Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
---|---|---|---|---|---|---|---|---|---|---|
27 July 2025 Sunday | ![]() |
21.5 ° C (70.7°F) |
39.3 ° C (102.7°F) |
31.4 ° C (88.4°F) |
% 45 | 0% | 2.2 | Sunrise:06:20 AM Sunset: 09:07 PM |
Moonrise:09:27 AM Moonset: 10:44 PM Moon Phase ( Waxing Crescent ) |
|
28 July 2025 Monday | ![]() |
23.8 ° C (74.9°F) |
39.1 ° C (102.4°F) |
30.4 ° C (86.7°F) |
% 67 | 66% | 2.1 | Sunrise:06:21 AM Sunset: 09:06 PM |
Moonrise:10:34 AM Moonset: 11:02 PM Moon Phase ( Waxing Crescent ) |
|
29 July 2025 Tuesday | ![]() |
18.9 ° C (66°F) |
25.2 ° C (77.3°F) |
23.3 ° C (74°F) |
% 74 | 89% | 2.1 | Sunrise:06:22 AM Sunset: 09:05 PM |
Moonrise:11:40 AM Moonset: 11:19 PM Moon Phase ( Waxing Crescent ) |
|
30 July 2025 Wednesday | ![]() |
18.3 ° C (64.9°F) |
29.1 ° C (84.4°F) |
23.2 ° C (73.7°F) |
% 60 | 86% | 2 | Sunrise:06:23 AM Sunset: 09:03 PM |
Moonrise:12:44 PM Moonset: 11:36 PM Moon Phase ( Waxing Crescent ) |
|
31 July 2025 Thursday | ![]() |
15.7 ° C (60.3°F) |
27.1 ° C (80.7°F) |
20.1 ° C (68.3°F) |
% 65 | 0% | 0 | Sunrise:06:24 AM Sunset: 09:02 PM |
Moonrise:01:49 PM Moonset: 11:56 PM Moon Phase ( Waxing Crescent ) |
|
01 August 2025 Friday | ![]() |
15.9 ° C (60.6°F) |
25.1 ° C (77.2°F) |
20.5 ° C (69°F) |
% 68 | 0% | 5 | Sunrise:06:25 AM Sunset: 09:01 PM |
Moonrise:02:54 PM Moonset: No moonset Moon Phase ( First Quarter ) |
|
02 August 2025 Saturday | ![]() |
14.1 ° C (57.4°F) |
24.5 ° C (76.1°F) |
19.7 ° C (67.4°F) |
% 77 | 87% | 4 | Sunrise:06:27 AM Sunset: 09:00 PM |
Moonrise:04:00 PM Moonset: 12:19 AM Moon Phase ( Waxing Gibbous ) |
|
03 August 2025 Sunday | ![]() |
18.2 ° C (64.8°F) |
33.6 ° C (92.4°F) |
25.1 ° C (77.2°F) |
% 65 | 0% | 6 | Sunrise:06:28 AM Sunset: 08:58 PM |
Moonrise:05:05 PM Moonset: 12:47 AM Moon Phase ( Waxing Gibbous ) |
|
04 August 2025 Monday | ![]() |
20 ° C (68°F) |
34 ° C (93.2°F) |
26.5 ° C (79.7°F) |
% 53 | 0% | 7 | Sunrise:06:29 AM Sunset: 08:57 PM |
Moonrise:06:07 PM Moonset: 01:24 AM Moon Phase ( Waxing Gibbous ) |
|
05 August 2025 Tuesday | ![]() |
19.7 ° C (67.4°F) |
32.3 ° C (90.2°F) |
25.9 ° C (78.6°F) |
% 52 | 0% | 7 | Sunrise:06:30 AM Sunset: 08:56 PM |
Moonrise:07:02 PM Moonset: 02:10 AM Moon Phase ( Waxing Gibbous ) |
|
06 August 2025 Wednesday | ![]() |
20.1 ° C (68.1°F) |
36.7 ° C (98°F) |
28.3 ° C (82.9°F) |
% 42 | 0% | 7 | Sunrise:06:31 AM Sunset: 08:54 PM |
Moonrise:07:48 PM Moonset: 03:07 AM Moon Phase ( Waxing Gibbous ) |
|
07 August 2025 Thursday | ![]() |
23.3 ° C (74°F) |
40.9 ° C (105.6°F) |
30.9 ° C (87.7°F) |
% 46 | 0% | 8 | Sunrise:06:32 AM Sunset: 08:53 PM |
Moonrise:08:25 PM Moonset: 04:13 AM Moon Phase ( Waxing Gibbous ) |
|
08 August 2025 Friday | ![]() |
21.5 ° C (70.7°F) |
37.6 ° C (99.7°F) |
28.3 ° C (83°F) |
% 51 | 0% | 7 | Sunrise:06:33 AM Sunset: 08:51 PM |
Moonrise:08:55 PM Moonset: 05:26 AM Moon Phase ( Waxing Gibbous ) |
|
09 August 2025 Saturday | ![]() |
18.5 ° C (65.3°F) |
27.5 ° C (81.6°F) |
22.9 ° C (73.2°F) |
% 73 | 0% | 5 | Sunrise:06:34 AM Sunset: 08:50 PM |
Moonrise:09:21 PM Moonset: 06:42 AM Moon Phase ( Full Moon ) |
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