Current weather conditions and 15 day weather forecast for Mount Vernon, 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.
| 12 May 2026 Tuesday 22 ° C / 71.7°F ![]() Sunny |
Feels Like : 22.4 ° C / 72.3°F Humidity : % 40 Pressure : 1014 mb Wind Speed : 25.2 kmph / 15.7 miles from SW ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 12 May 2026 Tuesday | Patchy rain nearby |
10 ° C (50°F) |
27.5 ° C (81.5°F) |
18.7 ° C (65.7°F) |
% 39 | 89% | 7.1 | Sunrise:05:49 AM Sunset: 08:16 PM |
Moonrise:03:20 AM Moonset: 03:36 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday | Sunny |
9.6 ° C (49.3°F) |
18.6 ° C (65.5°F) |
13.4 ° C (56.2°F) |
% 62 | 0% | 7.6 | Sunrise:05:48 AM Sunset: 08:17 PM |
Moonrise:03:41 AM Moonset: 04:48 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Patchy rain nearby |
7.3 ° C (45.1°F) |
20.9 ° C (69.5°F) |
14.4 ° C (57.9°F) |
% 67 | 84% | 7.9 | Sunrise:05:47 AM Sunset: 08:18 PM |
Moonrise:04:05 AM Moonset: 06:05 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Moderate rain |
13 ° C (55.4°F) |
27.8 ° C (82°F) |
18.9 ° C (65.9°F) |
% 71 | 75% | 0.2 | Sunrise:05:46 AM Sunset: 08:19 PM |
Moonrise:04:32 AM Moonset: 07:27 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Moderate rain |
15.5 ° C (59.9°F) |
28.2 ° C (82.8°F) |
21.2 ° C (70.2°F) |
% 51 | 61% | 5 | Sunrise:05:45 AM Sunset: 08:20 PM |
Moonrise:05:07 AM Moonset: 08:49 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Heavy rain |
16.8 ° C (62.2°F) |
26 ° C (78.7°F) |
20.9 ° C (69.6°F) |
% 86 | 89% | 5 | Sunrise:05:44 AM Sunset: 08:21 PM |
Moonrise:05:51 AM Moonset: 10:09 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Moderate rain |
18.4 ° C (65°F) |
23.5 ° C (74.2°F) |
21.8 ° C (71.3°F) |
% 87 | 82% | 5 | Sunrise:05:43 AM Sunset: 08:22 PM |
Moonrise:06:48 AM Moonset: 11:18 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Patchy rain nearby |
13.3 ° C (55.9°F) |
19.2 ° C (66.5°F) |
17.3 ° C (63.2°F) |
% 83 | 84% | 4 | Sunrise:05:42 AM Sunset: 08:23 PM |
Moonrise:07:57 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Patchy rain nearby |
15.8 ° C (60.4°F) |
24.2 ° C (75.5°F) |
19.6 ° C (67.3°F) |
% 81 | 0% | 4 | Sunrise:05:41 AM Sunset: 08:24 PM |
Moonrise:09:14 AM Moonset: 12:13 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Moderate rain |
16.2 ° C (61.2°F) |
24.1 ° C (75.4°F) |
19.8 ° C (67.7°F) |
% 73 | 73% | 4 | Sunrise:05:40 AM Sunset: 08:25 PM |
Moonrise:10:32 AM Moonset: 12:55 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Moderate rain |
13.4 ° C (56.2°F) |
22.5 ° C (72.6°F) |
17.9 ° C (64.3°F) |
% 88 | 86% | 4 | Sunrise:05:39 AM Sunset: 08:26 PM |
Moonrise:11:48 AM Moonset: 01:28 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Moderate rain |
15 ° C (58.9°F) |
21.8 ° C (71.3°F) |
18.7 ° C (65.7°F) |
% 92 | 89% | 4 | Sunrise:05:39 AM Sunset: 08:27 PM |
Moonrise:12:59 PM Moonset: 01:54 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Sunny |
11.4 ° C (52.6°F) |
22.2 ° C (71.9°F) |
16.6 ° C (61.9°F) |
% 72 | 0% | 5 | Sunrise:05:38 AM Sunset: 08:28 PM |
Moonrise:02:07 PM Moonset: 02:16 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Sunny |
12.2 ° C (53.9°F) |
23.6 ° C (74.5°F) |
17.9 ° C (64.3°F) |
% 74 | 0% | 5 | Sunrise:05:37 AM Sunset: 08:29 PM |
Moonrise:03:12 PM Moonset: 02:36 AM Moon Phase ( Waxing Gibbous ) |
|