Knoxville Weather Forecast 15 Days, Weather in Knoxville Today
Current weather conditions and 15 day weather forecast for Knoxville, 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 Knoxville
| 17 May 2026 Sunday 19.2 ° C / 66.6°F  Partly cloudy |
Feels Like : 19.2 ° C / 66.6°F Humidity : % 83 Pressure : 1006 mb Wind Speed : 22.7 kmph / 14.1 miles from SE  Visibility : 16 km Precipitation (rainfall) : 0.04 mm Cloud (%) : 75 |
15 day weather forecast for Knoxville, IA, USA
Weather Forecast for next 15 Days for Knoxville 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 Knoxville, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 16 May 2026 Saturday |  Patchy rain nearby |
16.6 ° C (61.9°F) |
30.2 ° C (86.4°F) |
22.6 ° C (72.6°F) |
% 75 | 72% | 8.2 | Sunrise:05:53 AM Sunset: 08:25 PM |
Moonrise:05:16 AM Moonset: 08:54 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday |  Moderate rain |
16.4 ° C (61.5°F) |
26.6 ° C (79.9°F) |
21.2 ° C (70.2°F) |
% 84 | 88% | 6.8 | Sunrise:05:52 AM Sunset: 08:26 PM |
Moonrise:06:01 AM Moonset: 10:13 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday |  Heavy rain |
16 ° C (60.9°F) |
27.8 ° C (82°F) |
23 ° C (73.5°F) |
% 84 | 86% | 8.4 | Sunrise:05:51 AM Sunset: 08:27 PM |
Moonrise:06:58 AM Moonset: 11:22 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Heavy rain |
8.5 ° C (47.3°F) |
16.3 ° C (61.3°F) |
13.8 ° C (56.9°F) |
% 83 | 85% | 7.6 | Sunrise:05:50 AM Sunset: 08:28 PM |
Moonrise:08:07 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday |  Sunny |
5 ° C (41°F) |
15.6 ° C (60°F) |
10.6 ° C (51.2°F) |
% 72 | 0% | 8.1 | Sunrise:05:49 AM Sunset: 08:29 PM |
Moonrise:09:24 AM Moonset: 12:17 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Sunny |
8.8 ° C (47.9°F) |
17.8 ° C (64.1°F) |
11.9 ° C (53.4°F) |
% 77 | 0% | 0.3 | Sunrise:05:49 AM Sunset: 08:30 PM |
Moonrise:10:41 AM Moonset: 01:00 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Patchy rain nearby |
12.5 ° C (54.5°F) |
18.8 ° C (65.8°F) |
15.7 ° C (60.2°F) |
% 85 | 0% | 4 | Sunrise:05:48 AM Sunset: 08:31 PM |
Moonrise:11:56 AM Moonset: 01:33 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Patchy rain nearby |
15.8 ° C (60.4°F) |
22.7 ° C (72.9°F) |
18.7 ° C (65.7°F) |
% 86 | 86% | 4 | Sunrise:05:47 AM Sunset: 08:32 PM |
Moonrise:01:07 PM Moonset: 02:00 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday |  Mist |
16.1 ° C (61°F) |
25.6 ° C (78°F) |
20.3 ° C (68.5°F) |
% 84 | 0% | 5 | Sunrise:05:46 AM Sunset: 08:33 PM |
Moonrise:02:14 PM Moonset: 02:22 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Sunny |
17 ° C (62.6°F) |
27.6 ° C (81.6°F) |
22 ° C (71.7°F) |
% 81 | 0% | 6 | Sunrise:05:46 AM Sunset: 08:34 PM |
Moonrise:03:19 PM Moonset: 02:43 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 May 2026 Tuesday | Sunny |
18.5 ° C (65.3°F) |
28.9 ° C (84°F) |
23.4 ° C (74°F) |
% 80 | 0% | 6 | Sunrise:05:45 AM Sunset: 08:35 PM |
Moonrise:04:22 PM Moonset: 03:03 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 May 2026 Wednesday | Patchy rain nearby |
19.2 ° C (66.6°F) |
26.3 ° C (79.4°F) |
22.4 ° C (72.3°F) |
% 80 | 81% | 5 | Sunrise:05:45 AM Sunset: 08:35 PM |
Moonrise:05:26 PM Moonset: 03:24 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 May 2026 Thursday | Partly Cloudy |
14.1 ° C (57.5°F) |
25.2 ° C (77.4°F) |
19.4 ° C (66.9°F) |
% 79 | 0% | 5 | Sunrise:05:44 AM Sunset: 08:36 PM |
Moonrise:06:30 PM Moonset: 03:47 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 May 2026 Friday | Sunny |
14.3 ° C (57.8°F) |
24.1 ° C (75.4°F) |
18.9 ° C (66°F) |
% 74 | 0% | 5 | Sunrise:05:43 AM Sunset: 08:37 PM |
Moonrise:07:34 PM Moonset: 04:13 AM Moon Phase ( Waxing Gibbous ) |
|
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