Sioux City Weather Forecast 15 Days, Weather in Sioux City Today
Current weather conditions and 15 day weather forecast for Sioux City, Iowa, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Sioux City
| 22 May 2026 Friday 15.4 ° C / 59.7°F  Overcast |
Feels Like : 15.4 ° C / 59.7°F Humidity : % 96 Pressure : 1010 mb Wind Speed : 24.1 kmph / 15 miles from SSE  Visibility : 13 km Precipitation (rainfall) : 3.92 mm Cloud (%) : 100 |
15 day weather forecast for Sioux City, IA, USA
Weather Forecast for next 15 Days for Sioux City including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Sioux City, Iowa state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 22 May 2026 Friday |  Heavy rain |
10.6 ° C (51.1°F) |
19.8 ° C (67.6°F) |
14.9 ° C (58.8°F) |
% 89 | 86% | 1 | Sunrise:05:57 AM Sunset: 08:47 PM |
Moonrise:11:44 AM Moonset: 01:39 AM Moon Phase ( First Quarter ) |
|
| 23 May 2026 Saturday |  Sunny |
8.9 ° C (48°F) |
23.8 ° C (74.9°F) |
16.2 ° C (61.1°F) |
% 63 | 0% | 7.4 | Sunrise:05:57 AM Sunset: 08:47 PM |
Moonrise:11:44 AM Moonset: 01:39 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday |  Patchy rain nearby |
11.9 ° C (53.4°F) |
27.9 ° C (82.3°F) |
19.8 ° C (67.7°F) |
% 64 | 89% | 8 | Sunrise:05:57 AM Sunset: 08:47 PM |
Moonrise:11:44 AM Moonset: 01:39 AM Moon Phase ( First Quarter ) |
|
| 25 May 2026 Monday | Patchy rain nearby |
18 ° C (64.4°F) |
32.6 ° C (90.7°F) |
24.7 ° C (76.5°F) |
% 65 | 85% | 8.5 | Sunrise:05:57 AM Sunset: 08:47 PM |
Moonrise:11:44 AM Moonset: 01:39 AM Moon Phase ( First Quarter ) |
|
| 26 May 2026 Tuesday | Sunny |
17 ° C (62.6°F) |
31.7 ° C (89°F) |
24.3 ° C (75.7°F) |
% 64 | 0% | 0.2 | Sunrise:05:57 AM Sunset: 08:47 PM |
Moonrise:11:44 AM Moonset: 01:39 AM Moon Phase ( First Quarter ) |
|
| 27 May 2026 Wednesday | Sunny |
19.3 ° C (66.7°F) |
30.4 ° C (86.6°F) |
23.9 ° C (75.1°F) |
% 68 | 0% | 6 | Sunrise:05:57 AM Sunset: 08:47 PM |
Moonrise:11:44 AM Moonset: 01:39 AM Moon Phase ( First Quarter ) |
|
| 28 May 2026 Thursday |  Mist |
18.6 ° C (65.5°F) |
29.7 ° C (85.5°F) |
23.5 ° C (74.4°F) |
% 70 | 0% | 5 | Sunrise:05:57 AM Sunset: 08:47 PM |
Moonrise:11:44 AM Moonset: 01:39 AM Moon Phase ( First Quarter ) |
|
| 29 May 2026 Friday | Sunny |
17.3 ° C (63.1°F) |
27.7 ° C (81.8°F) |
22.2 ° C (71.9°F) |
% 65 | 0% | 6 | Sunrise:05:57 AM Sunset: 08:47 PM |
Moonrise:11:44 AM Moonset: 01:39 AM Moon Phase ( First Quarter ) |
|
| 30 May 2026 Saturday | Sunny |
15.9 ° C (60.7°F) |
29.2 ° C (84.5°F) |
22.3 ° C (72.1°F) |
% 61 | 0% | 6 | Sunrise:05:57 AM Sunset: 08:47 PM |
Moonrise:11:44 AM Moonset: 01:39 AM Moon Phase ( First Quarter ) |
|
| 31 May 2026 Sunday | Patchy rain nearby |
17.6 ° C (63.7°F) |
28.8 ° C (83.8°F) |
22.2 ° C (72°F) |
% 72 | 86% | 5 | Sunrise:05:57 AM Sunset: 08:47 PM |
Moonrise:11:44 AM Moonset: 01:39 AM Moon Phase ( First Quarter ) |
|
| 01 June 2026 Monday | Sunny |
17.1 ° C (62.8°F) |
30.5 ° C (87°F) |
23.7 ° C (74.7°F) |
% 65 | 0% | 6 | Sunrise:05:57 AM Sunset: 08:47 PM |
Moonrise:11:44 AM Moonset: 01:39 AM Moon Phase ( First Quarter ) |
|
| 02 June 2026 Tuesday | Patchy rain nearby |
19.8 ° C (67.6°F) |
31.6 ° C (88.9°F) |
24.9 ° C (76.8°F) |
% 61 | 61% | 5 | Sunrise:05:57 AM Sunset: 08:47 PM |
Moonrise:11:44 AM Moonset: 01:39 AM Moon Phase ( First Quarter ) |
|
| 03 June 2026 Wednesday | Patchy rain nearby |
18.8 ° C (65.9°F) |
26.4 ° C (79.5°F) |
21.8 ° C (71.3°F) |
% 76 | 89% | 5 | Sunrise:05:57 AM Sunset: 08:47 PM |
Moonrise:11:44 AM Moonset: 01:39 AM Moon Phase ( First Quarter ) |
|
| 04 June 2026 Thursday | Patchy rain nearby |
17.5 ° C (63.5°F) |
28.2 ° C (82.8°F) |
22.2 ° C (72°F) |
% 61 | 79% | 5 | Sunrise:05:57 AM Sunset: 08:47 PM |
Moonrise:11:44 AM Moonset: 01:39 AM Moon Phase ( First Quarter ) |
|
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