Current weather conditions and 15 day weather forecast for Mount Prospect, 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.
| 28 March 2026 Saturday 8.3 ° C / 46.9°F ![]() Sunny |
Feels Like : 5.4 ° C / 41.7°F Humidity : % 33 Pressure : 1031 mb Wind Speed : 18.4 kmph / 11.4 miles from SW ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 25 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 28 March 2026 Saturday | Sunny |
-4.1 ° C (24.6°F) |
12.1 ° C (53.8°F) |
3.7 ° C (38.6°F) |
% 50 | 0% | 1.1 | Sunrise:06:41 AM Sunset: 07:13 PM |
Moonrise:02:39 PM Moonset: 04:40 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 March 2026 Sunday | Cloudy |
3.7 ° C (38.7°F) |
13.8 ° C (56.8°F) |
8.9 ° C (48°F) |
% 60 | 0% | 1.2 | Sunrise:06:39 AM Sunset: 07:14 PM |
Moonrise:03:52 PM Moonset: 05:08 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 March 2026 Monday | Partly Cloudy |
8.9 ° C (48°F) |
22 ° C (71.6°F) |
14.1 ° C (57.3°F) |
% 73 | 0% | 1.2 | Sunrise:06:37 AM Sunset: 07:16 PM |
Moonrise:05:01 PM Moonset: 05:31 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 March 2026 Tuesday | Moderate rain |
11.6 ° C (52.9°F) |
17.9 ° C (64.2°F) |
16.2 ° C (61.1°F) |
% 84 | 82% | 1 | Sunrise:06:36 AM Sunset: 07:17 PM |
Moonrise:06:08 PM Moonset: 05:51 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 April 2026 Wednesday | Patchy rain nearby |
2.3 ° C (36.2°F) |
5.9 ° C (42.7°F) |
5.2 ° C (41.3°F) |
% 65 | 88% | 0 | Sunrise:06:34 AM Sunset: 07:18 PM |
Moonrise:07:14 PM Moonset: 06:10 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 April 2026 Thursday | Moderate rain |
1.7 ° C (35°F) |
2.4 ° C (36.4°F) |
2.5 ° C (36.6°F) |
% 92 | 61% | 1 | Sunrise:06:32 AM Sunset: 07:19 PM |
Moonrise:08:19 PM Moonset: 06:30 AM Moon Phase ( Full Moon ) |
|
| 03 April 2026 Friday | Overcast |
1.9 ° C (35.5°F) |
11.4 ° C (52.6°F) |
5.6 ° C (42.2°F) |
% 78 | 0% | 2 | Sunrise:06:31 AM Sunset: 07:20 PM |
Moonrise:09:25 PM Moonset: 06:52 AM Moon Phase ( Waning Gibbous ) |
|
| 04 April 2026 Saturday | Moderate rain |
6.7 ° C (44.1°F) |
15.2 ° C (59.4°F) |
10.5 ° C (51°F) |
% 91 | 88% | 3 | Sunrise:06:29 AM Sunset: 07:21 PM |
Moonrise:10:31 PM Moonset: 07:17 AM Moon Phase ( Waning Gibbous ) |
|
| 05 April 2026 Sunday | Patchy rain nearby |
0.8 ° C (33.5°F) |
3.7 ° C (38.6°F) |
3 ° C (37.4°F) |
% 67 | 88% | 1 | Sunrise:06:27 AM Sunset: 07:22 PM |
Moonrise:11:35 PM Moonset: 07:46 AM Moon Phase ( Waning Gibbous ) |
|
| 06 April 2026 Monday | Partly Cloudy |
-0.3 ° C (31.4°F) |
7.7 ° C (45.8°F) |
3.1 ° C (37.6°F) |
% 55 | 0% | 2 | Sunrise:06:26 AM Sunset: 07:23 PM |
Moonrise:No moonrise Moonset: 08:20 AM Moon Phase ( Waning Gibbous ) |
|
| 07 April 2026 Tuesday | Partly Cloudy |
2.9 ° C (37.2°F) |
13.6 ° C (56.5°F) |
8.2 ° C (46.7°F) |
% 51 | 0% | 3 | Sunrise:06:24 AM Sunset: 07:25 PM |
Moonrise:12:36 AM Moonset: 09:03 AM Moon Phase ( Waning Gibbous ) |
|
| 08 April 2026 Wednesday | Moderate rain |
9.1 ° C (48.4°F) |
20.6 ° C (69.1°F) |
14.2 ° C (57.6°F) |
% 60 | 77% | 3 | Sunrise:06:22 AM Sunset: 07:26 PM |
Moonrise:01:31 AM Moonset: 09:54 AM Moon Phase ( Waning Gibbous ) |
|
| 09 April 2026 Thursday | Patchy rain nearby |
12.8 ° C (55°F) |
20.2 ° C (68.3°F) |
15.7 ° C (60.3°F) |
% 77 | 82% | 4 | Sunrise:06:21 AM Sunset: 07:27 PM |
Moonrise:02:17 AM Moonset: 10:52 AM Moon Phase ( Waning Gibbous ) |
|
| 10 April 2026 Friday | Cloudy |
14.2 ° C (57.6°F) |
22.8 ° C (73.1°F) |
18.3 ° C (65°F) |
% 77 | 0% | 4 | Sunrise:06:19 AM Sunset: 07:28 PM |
Moonrise:02:57 AM Moonset: 11:56 AM Moon Phase ( Last Quarter ) |
|