Current weather conditions and 15 day weather forecast for Jefferson, 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 21.2 ° C / 70.1°F ![]() Patchy rain nearby |
Feels Like : 21.8 ° C / 71.2°F Humidity : % 87 Pressure : 1011 mb Wind Speed : 13.3 kmph / 8.3 miles from NW ![]() Visibility : 10 km Precipitation (rainfall) : 0.05 mm Cloud (%) : 72 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 19 September 2026 Saturday | Light rain shower |
15.1 ° C (59.2°F) |
23.8 ° C (74.9°F) |
20.6 ° C (69.1°F) |
% 89 | 90% | 6.2 | Sunrise:07:01 AM Sunset: 07:20 PM |
Moonrise:04:07 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Overcast |
13.9 ° C (57.1°F) |
16.3 ° C (61.3°F) |
14.9 ° C (58.8°F) |
% 88 | 68% | 1 | Sunrise:07:02 AM Sunset: 07:18 PM |
Moonrise:04:44 PM Moonset: 12:52 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Light rain shower |
10.7 ° C (51.2°F) |
14.9 ° C (58.9°F) |
11.8 ° C (53.3°F) |
% 93 | 91% | 0.8 | Sunrise:07:04 AM Sunset: 07:17 PM |
Moonrise:05:13 PM Moonset: 01:55 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Patchy rain nearby |
9.3 ° C (48.7°F) |
11.4 ° C (52.5°F) |
10.7 ° C (51.2°F) |
% 92 | 44% | 3 | Sunrise:07:05 AM Sunset: 07:15 PM |
Moonrise:05:38 PM Moonset: 02:59 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Overcast |
9.3 ° C (48.7°F) |
17 ° C (62.6°F) |
13.4 ° C (56°F) |
% 80 | 18% | 5 | Sunrise:07:06 AM Sunset: 07:13 PM |
Moonrise:05:59 PM Moonset: 04:02 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Overcast |
13.2 ° C (55.7°F) |
17 ° C (62.6°F) |
14.8 ° C (58.6°F) |
% 86 | 42% | 4 | Sunrise:07:07 AM Sunset: 07:11 PM |
Moonrise:06:19 PM Moonset: 05:05 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Sunny |
12.8 ° C (55°F) |
18.8 ° C (65.8°F) |
15.5 ° C (59.9°F) |
% 79 | 10% | 5 | Sunrise:07:08 AM Sunset: 07:10 PM |
Moonrise:06:37 PM Moonset: 06:07 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Overcast |
12.4 ° C (54.3°F) |
20.1 ° C (68.2°F) |
16.5 ° C (61.7°F) |
% 76 | 14% | 5 | Sunrise:07:09 AM Sunset: 07:08 PM |
Moonrise:06:57 PM Moonset: 07:10 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Overcast |
15.8 ° C (60.5°F) |
17.7 ° C (63.8°F) |
16.7 ° C (62.1°F) |
% 79 | 58% | 5 | Sunrise:07:10 AM Sunset: 07:06 PM |
Moonrise:07:18 PM Moonset: 08:15 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Light rain shower |
13 ° C (55.4°F) |
16.9 ° C (62.5°F) |
15.3 ° C (59.6°F) |
% 94 | 93% | 4 | Sunrise:07:11 AM Sunset: 07:04 PM |
Moonrise:07:42 PM Moonset: 09:22 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Light rain shower |
11.5 ° C (52.7°F) |
13.6 ° C (56.4°F) |
12.8 ° C (55°F) |
% 96 | 94% | 3 | Sunrise:07:12 AM Sunset: 07:03 PM |
Moonrise:08:11 PM Moonset: 10:32 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Partly Cloudy |
11.1 ° C (52°F) |
16.8 ° C (62.2°F) |
13.2 ° C (55.7°F) |
% 84 | 56% | 5 | Sunrise:07:13 AM Sunset: 07:01 PM |
Moonrise:08:48 PM Moonset: 11:43 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Sunny |
10.2 ° C (50.3°F) |
16 ° C (60.9°F) |
13.2 ° C (55.8°F) |
% 82 | 16% | 5 | Sunrise:07:14 AM Sunset: 06:59 PM |
Moonrise:09:34 PM Moonset: 12:53 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Patchy rain nearby |
11.7 ° C (53.1°F) |
17.2 ° C (63°F) |
14.1 ° C (57.4°F) |
% 81 | 27% | 4 | Sunrise:07:15 AM Sunset: 06:58 PM |
Moonrise:10:32 PM Moonset: 01:58 PM Moon Phase ( Last Quarter ) |
|