Current weather conditions and 15 day weather forecast for Duncan, 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.
| 19 September 2026 Saturday 15.5 ° C / 59.8°F ![]() Overcast |
Feels Like : 13.7 ° C / 56.7°F Humidity : % 94 Pressure : 1012 mb Wind Speed : 16.6 kmph / 10.3 miles from N ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 19 September 2026 Saturday | Overcast |
13.4 ° C (56.1°F) |
19.7 ° C (67.5°F) |
16.8 ° C (62.2°F) |
% 97 | 94% | 1.1 | Sunrise:06:58 AM Sunset: 07:18 PM |
Moonrise:04:09 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Overcast |
12.6 ° C (54.6°F) |
19.1 ° C (66.4°F) |
15.2 ° C (59.4°F) |
% 80 | 34% | 5.2 | Sunrise:07:00 AM Sunset: 07:16 PM |
Moonrise:04:45 PM Moonset: 12:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Patchy rain nearby |
9.7 ° C (49.5°F) |
13.2 ° C (55.7°F) |
11.1 ° C (52°F) |
% 90 | 92% | 1.6 | Sunrise:07:01 AM Sunset: 07:14 PM |
Moonrise:05:14 PM Moonset: 01:49 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Overcast |
9.1 ° C (48.4°F) |
12.2 ° C (54°F) |
10.4 ° C (50.7°F) |
% 88 | 46% | 0.9 | Sunrise:07:02 AM Sunset: 07:12 PM |
Moonrise:05:37 PM Moonset: 02:53 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Sunny |
9.8 ° C (49.6°F) |
17.9 ° C (64.2°F) |
13.8 ° C (56.8°F) |
% 72 | 8% | 5.6 | Sunrise:07:03 AM Sunset: 07:11 PM |
Moonrise:05:58 PM Moonset: 03:57 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Mist |
12.1 ° C (53.8°F) |
16.2 ° C (61.2°F) |
13.3 ° C (56°F) |
% 90 | 84% | 4 | Sunrise:07:04 AM Sunset: 07:09 PM |
Moonrise:06:17 PM Moonset: 05:01 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Light rain shower |
11 ° C (51.8°F) |
13.2 ° C (55.8°F) |
12.4 ° C (54.4°F) |
% 97 | 88% | 3 | Sunrise:07:05 AM Sunset: 07:07 PM |
Moonrise:06:35 PM Moonset: 06:04 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Sunny |
9.8 ° C (49.6°F) |
19.3 ° C (66.7°F) |
14.7 ° C (58.4°F) |
% 80 | 14% | 5 | Sunrise:07:06 AM Sunset: 07:05 PM |
Moonrise:06:53 PM Moonset: 07:08 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Sunny |
10.7 ° C (51.2°F) |
18.3 ° C (65°F) |
14.9 ° C (58.9°F) |
% 72 | 37% | 5 | Sunrise:07:07 AM Sunset: 07:03 PM |
Moonrise:07:13 PM Moonset: 08:14 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Patchy rain nearby |
11.8 ° C (53.2°F) |
17 ° C (62.6°F) |
14.6 ° C (58.3°F) |
% 90 | 83% | 4 | Sunrise:07:08 AM Sunset: 07:02 PM |
Moonrise:07:37 PM Moonset: 09:22 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Overcast |
10.4 ° C (50.7°F) |
11.8 ° C (53.2°F) |
11.3 ° C (52.4°F) |
% 92 | 33% | 3 | Sunrise:07:10 AM Sunset: 07:00 PM |
Moonrise:08:05 PM Moonset: 10:32 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Sunny |
9.9 ° C (49.9°F) |
15.9 ° C (60.6°F) |
12.4 ° C (54.2°F) |
% 74 | 9% | 5 | Sunrise:07:11 AM Sunset: 06:58 PM |
Moonrise:08:41 PM Moonset: 11:44 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Overcast |
9.6 ° C (49.4°F) |
17.5 ° C (63.5°F) |
12.4 ° C (54.3°F) |
% 77 | 17% | 5 | Sunrise:07:12 AM Sunset: 06:56 PM |
Moonrise:09:27 PM Moonset: 12:55 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Overcast |
11.6 ° C (52.8°F) |
17.4 ° C (63.3°F) |
14.3 ° C (57.7°F) |
% 74 | 37% | 5 | Sunrise:07:13 AM Sunset: 06:54 PM |
Moonrise:10:24 PM Moonset: 02:01 PM Moon Phase ( Last Quarter ) |
|