Current weather conditions and 15 day weather forecast for River Grove, 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.
| 15 May 2026 Friday 11.7 ° C / 53.1°F ![]() Partly cloudy |
Feels Like : 9.9 ° C / 49.8°F Humidity : % 59 Pressure : 1014 mb Wind Speed : 16.2 kmph / 10.1 miles from S ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 75 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 15 May 2026 Friday | Patchy rain nearby |
9.1 ° C (48.4°F) |
26.3 ° C (79.3°F) |
16.6 ° C (61.9°F) |
% 62 | 80% | 8 | Sunrise:05:31 AM Sunset: 08:05 PM |
Moonrise:04:17 AM Moonset: 07:11 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Heavy rain |
16.8 ° C (62.3°F) |
28.6 ° C (83.6°F) |
21.8 ° C (71.2°F) |
% 79 | 88% | 7.4 | Sunrise:05:30 AM Sunset: 08:06 PM |
Moonrise:04:52 AM Moonset: 08:34 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Moderate rain |
18.1 ° C (64.5°F) |
28.1 ° C (82.5°F) |
22.7 ° C (72.9°F) |
% 75 | 82% | 8.1 | Sunrise:05:29 AM Sunset: 08:07 PM |
Moonrise:05:37 AM Moonset: 09:53 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Heavy rain |
19.2 ° C (66.6°F) |
25.7 ° C (78.2°F) |
22.1 ° C (71.8°F) |
% 74 | 85% | 7.5 | Sunrise:05:28 AM Sunset: 08:08 PM |
Moonrise:06:33 AM Moonset: 11:02 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Patchy rain nearby |
15.6 ° C (60.2°F) |
21.9 ° C (71.4°F) |
19.5 ° C (67.1°F) |
% 73 | 86% | 0.3 | Sunrise:05:27 AM Sunset: 08:09 PM |
Moonrise:07:42 AM Moonset: 11:58 PM Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Patchy rain nearby |
12.3 ° C (54.1°F) |
19.2 ° C (66.6°F) |
15.3 ° C (59.5°F) |
% 48 | 63% | 4 | Sunrise:05:27 AM Sunset: 08:10 PM |
Moonrise:08:59 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Patchy rain nearby |
9.1 ° C (48.5°F) |
12.6 ° C (54.8°F) |
11.8 ° C (53.2°F) |
% 89 | 89% | 3 | Sunrise:05:26 AM Sunset: 08:10 PM |
Moonrise:10:17 AM Moonset: 12:40 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Partly Cloudy |
8.8 ° C (47.8°F) |
15.9 ° C (60.7°F) |
12.3 ° C (54.1°F) |
% 63 | 0% | 4 | Sunrise:05:25 AM Sunset: 08:11 PM |
Moonrise:11:33 AM Moonset: 01:13 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Partly Cloudy |
9 ° C (48.3°F) |
13.6 ° C (56.5°F) |
11.6 ° C (52.8°F) |
% 62 | 0% | 4 | Sunrise:05:24 AM Sunset: 08:12 PM |
Moonrise:12:44 PM Moonset: 01:39 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Sunny |
8 ° C (46.4°F) |
21 ° C (69.9°F) |
15 ° C (59°F) |
% 53 | 0% | 5 | Sunrise:05:23 AM Sunset: 08:13 PM |
Moonrise:01:51 PM Moonset: 02:01 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 May 2026 Monday | Patchy rain nearby |
15.1 ° C (59.1°F) |
26 ° C (78.9°F) |
19.5 ° C (67.2°F) |
% 61 | 72% | 4 | Sunrise:05:23 AM Sunset: 08:14 PM |
Moonrise:02:57 PM Moonset: 02:21 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 May 2026 Tuesday | Moderate rain |
19.2 ° C (66.6°F) |
26.3 ° C (79.3°F) |
22.6 ° C (72.6°F) |
% 81 | 82% | 5 | Sunrise:05:22 AM Sunset: 08:15 PM |
Moonrise:04:01 PM Moonset: 02:41 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 May 2026 Wednesday | Patchy rain nearby |
21.4 ° C (70.6°F) |
25.6 ° C (78°F) |
23.5 ° C (74.3°F) |
% 88 | 79% | 5 | Sunrise:05:21 AM Sunset: 08:16 PM |
Moonrise:05:05 PM Moonset: 03:01 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 May 2026 Thursday | Moderate rain |
21.5 ° C (70.7°F) |
28.3 ° C (83°F) |
24.3 ° C (75.7°F) |
% 86 | 82% | 5 | Sunrise:05:21 AM Sunset: 08:17 PM |
Moonrise:06:09 PM Moonset: 03:24 AM Moon Phase ( Waxing Gibbous ) |
|