Iona Weather Forecast 15 Days, Weather in Iona Today
Current weather conditions and 15 day weather forecast for Iona, 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.
Current weather conditions at Iona
| 06 December 2025 Saturday -4.8 ° C / 23.4°F  Clear |
Feels Like : -6.2 ° C / 20.9°F Humidity : % 100 Pressure : 1012 mb Wind Speed : 3.6 kmph / 2.2 miles from ENE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Iona, SD, USA
Weather Forecast for next 15 Days for Iona 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 Iona, South Dakota 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 05 December 2025 Friday |  Partly Cloudy |
-1.7 ° C (28.9°F) |
5.4 ° C (41.7°F) |
1.1 ° C (34°F) |
% 74 | 0% | 0.2 | Sunrise:07:57 AM Sunset: 05:02 PM |
Moonrise:05:29 PM Moonset: 09:11 AM Moon Phase ( Full Moon ) |
|
| 06 December 2025 Saturday |  Moderate or heavy snow showers |
-10.8 ° C (12.6°F) |
0.7 ° C (33.3°F) |
-2.4 ° C (27.6°F) |
% 91 | 65% | 0.1 | Sunrise:07:58 AM Sunset: 05:02 PM |
Moonrise:06:43 PM Moonset: 10:15 AM Moon Phase ( Waning Gibbous ) |
|
| 07 December 2025 Sunday |  Overcast |
-7.7 ° C (18.1°F) |
-3.9 ° C (25°F) |
-5.6 ° C (21.9°F) |
% 86 | 0% | 0.2 | Sunrise:07:59 AM Sunset: 05:02 PM |
Moonrise:08:02 PM Moonset: 11:04 AM Moon Phase ( Waning Gibbous ) |
|
| 08 December 2025 Monday | Partly Cloudy |
-7.2 ° C (19°F) |
6 ° C (42.8°F) |
-0.7 ° C (30.7°F) |
% 88 | 0% | 0.3 | Sunrise:08:00 AM Sunset: 05:02 PM |
Moonrise:09:21 PM Moonset: 11:40 AM Moon Phase ( Waning Gibbous ) |
|
| 09 December 2025 Tuesday |  Patchy rain nearby |
-2.5 ° C (27.6°F) |
10.9 ° C (51.6°F) |
2.7 ° C (36.8°F) |
% 75 | 64% | 0.2 | Sunrise:08:01 AM Sunset: 05:02 PM |
Moonrise:10:35 PM Moonset: 12:07 PM Moon Phase ( Waning Gibbous ) |
|
| 10 December 2025 Wednesday |  Moderate snow |
-4.3 ° C (24.3°F) |
-0.4 ° C (31.2°F) |
-1.8 ° C (28.7°F) |
% 80 | 71% | 0 | Sunrise:08:02 AM Sunset: 05:02 PM |
Moonrise:11:46 PM Moonset: 12:29 PM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday |  Light freezing rain |
-10.5 ° C (13°F) |
6.2 ° C (43.2°F) |
-2.1 ° C (28.3°F) |
% 84 | 62% | 1 | Sunrise:08:03 AM Sunset: 05:02 PM |
Moonrise:No moonrise Moonset: 12:49 PM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday | Partly Cloudy |
-11.1 ° C (12°F) |
-4.1 ° C (24.7°F) |
-8.2 ° C (17.2°F) |
% 64 | 0% | 2 | Sunrise:08:03 AM Sunset: 05:02 PM |
Moonrise:12:52 AM Moonset: 01:06 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday |  Light snow |
-10.3 ° C (13.5°F) |
-7.4 ° C (18.8°F) |
-8.1 ° C (17.4°F) |
% 74 | 0% | 1 | Sunrise:08:04 AM Sunset: 05:02 PM |
Moonrise:01:57 AM Moonset: 01:24 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday | Sunny |
-10.4 ° C (13.4°F) |
-4.9 ° C (23.1°F) |
-8.7 ° C (16.3°F) |
% 75 | 0% | 2 | Sunrise:08:05 AM Sunset: 05:02 PM |
Moonrise:03:00 AM Moonset: 01:43 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Partly Cloudy |
-12 ° C (10.4°F) |
-7.1 ° C (19.3°F) |
-10.4 ° C (13.2°F) |
% 78 | 0% | 2 | Sunrise:08:06 AM Sunset: 05:03 PM |
Moonrise:04:04 AM Moonset: 02:03 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Partly Cloudy |
-13.6 ° C (7.5°F) |
-7.6 ° C (18.4°F) |
-11.4 ° C (11.4°F) |
% 60 | 0% | 2 | Sunrise:08:06 AM Sunset: 05:03 PM |
Moonrise:05:09 AM Moonset: 02:28 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Moderate snow |
-12.2 ° C (10°F) |
-6.2 ° C (20.8°F) |
-9.8 ° C (14.3°F) |
% 88 | 80% | 1 | Sunrise:08:07 AM Sunset: 05:03 PM |
Moonrise:06:14 AM Moonset: 02:59 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Partly Cloudy |
-7.7 ° C (18.2°F) |
3 ° C (37.4°F) |
-4.1 ° C (24.6°F) |
% 82 | 0% | 2 | Sunrise:08:08 AM Sunset: 05:04 PM |
Moonrise:07:17 AM Moonset: 03:38 PM Moon Phase ( Waning Crescent ) |
|
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