Mendon Weather Forecast 15 Days, Weather in Mendon Today
Current weather conditions and 15 day weather forecast for Mendon, Illinois, 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 Mendon
| 08 May 2026 Friday 12.2 ° C / 54°F  Partly cloudy |
Feels Like : 11.7 ° C / 53°F Humidity : % 66 Pressure : 1012 mb Wind Speed : 7.6 kmph / 4.7 miles from S  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 75 |
15 day weather forecast for Mendon, IL, USA
Weather Forecast for next 15 Days for Mendon 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 Mendon, Illinois 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 08 May 2026 Friday |  Patchy rain nearby |
10.2 ° C (50.4°F) |
18.3 ° C (64.9°F) |
14.6 ° C (58.3°F) |
% 66 | 82% | 5.7 | Sunrise:05:56 AM Sunset: 08:07 PM |
Moonrise:01:36 AM Moonset: 11:09 AM Moon Phase ( Waning Gibbous ) |
|
| 09 May 2026 Saturday | Patchy rain nearby |
9.8 ° C (49.7°F) |
24.6 ° C (76.4°F) |
17 ° C (62.5°F) |
% 72 | 80% | 7.7 | Sunrise:05:55 AM Sunset: 08:08 PM |
Moonrise:02:05 AM Moonset: 12:14 PM Moon Phase ( Last Quarter ) |
|
| 10 May 2026 Sunday |  Moderate rain |
10 ° C (50.1°F) |
17.4 ° C (63.3°F) |
14 ° C (57.2°F) |
% 71 | 79% | 7 | Sunrise:05:54 AM Sunset: 08:09 PM |
Moonrise:02:31 AM Moonset: 01:20 PM Moon Phase ( Waning Crescent ) |
|
| 11 May 2026 Monday | Partly Cloudy |
6.6 ° C (43.9°F) |
20 ° C (68°F) |
13.6 ° C (56.4°F) |
% 63 | 0% | 7.8 | Sunrise:05:53 AM Sunset: 08:10 PM |
Moonrise:02:55 AM Moonset: 02:26 PM Moon Phase ( Waning Crescent ) |
|
| 12 May 2026 Tuesday | Patchy rain nearby |
11.2 ° C (52.2°F) |
21.1 ° C (69.9°F) |
14.4 ° C (58°F) |
% 75 | 59% | 0.2 | Sunrise:05:52 AM Sunset: 08:11 PM |
Moonrise:03:18 AM Moonset: 03:35 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday | Partly Cloudy |
10.4 ° C (50.8°F) |
18 ° C (64.3°F) |
13.1 ° C (55.5°F) |
% 71 | 0% | 4 | Sunrise:05:51 AM Sunset: 08:12 PM |
Moonrise:03:41 AM Moonset: 04:46 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday |  Sunny |
7 ° C (44.6°F) |
19.5 ° C (67.1°F) |
13.3 ° C (56°F) |
% 70 | 0% | 4 | Sunrise:05:50 AM Sunset: 08:13 PM |
Moonrise:04:06 AM Moonset: 06:01 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Patchy rain nearby |
13.2 ° C (55.8°F) |
25.2 ° C (77.3°F) |
17.8 ° C (64.1°F) |
% 79 | 81% | 4 | Sunrise:05:49 AM Sunset: 08:14 PM |
Moonrise:04:35 AM Moonset: 07:21 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Sunny |
9.3 ° C (48.8°F) |
19.8 ° C (67.6°F) |
14.1 ° C (57.5°F) |
% 73 | 0% | 4 | Sunrise:05:48 AM Sunset: 08:15 PM |
Moonrise:05:12 AM Moonset: 08:42 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Sunny |
8.5 ° C (47.3°F) |
21.2 ° C (70.2°F) |
14.8 ° C (58.6°F) |
% 73 | 0% | 4 | Sunrise:05:48 AM Sunset: 08:16 PM |
Moonrise:05:57 AM Moonset: 10:00 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Sunny |
13.5 ° C (56.4°F) |
23.6 ° C (74.4°F) |
18.5 ° C (65.3°F) |
% 72 | 0% | 5 | Sunrise:05:47 AM Sunset: 08:16 PM |
Moonrise:06:55 AM Moonset: 11:09 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Patchy rain nearby |
18.9 ° C (66°F) |
28 ° C (82.4°F) |
22.8 ° C (73°F) |
% 77 | 87% | 5 | Sunrise:05:46 AM Sunset: 08:17 PM |
Moonrise:08:04 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Patchy rain nearby |
16.2 ° C (61.2°F) |
24.7 ° C (76.4°F) |
20.6 ° C (69.1°F) |
% 70 | 82% | 5 | Sunrise:05:45 AM Sunset: 08:18 PM |
Moonrise:09:20 AM Moonset: 12:05 AM Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Sunny |
14.9 ° C (58.7°F) |
27 ° C (80.7°F) |
20.6 ° C (69.1°F) |
% 67 | 0% | 6 | Sunrise:05:44 AM Sunset: 08:19 PM |
Moonrise:10:36 AM Moonset: 12:49 AM Moon Phase ( Waxing Crescent ) |
|
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