Current weather conditions and 15 day weather forecast for Cahokia, 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.
| 11 May 2026 Monday 9.4 ° C / 48.9°F ![]() Clear |
Feels Like : 9.3 ° C / 48.7°F Humidity : % 77 Pressure : 1021 mb Wind Speed : 4.3 kmph / 2.7 miles from NE ![]() 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 11 May 2026 Monday | Sunny |
8.8 ° C (47.8°F) |
26.4 ° C (79.5°F) |
16.8 ° C (62.2°F) |
% 51 | 0% | 8 | Sunrise:05:53 AM Sunset: 08:02 PM |
Moonrise:02:49 AM Moonset: 02:23 PM Moon Phase ( Waning Crescent ) |
|
| 12 May 2026 Tuesday | Patchy rain nearby |
11.1 ° C (52.1°F) |
26 ° C (78.7°F) |
18.2 ° C (64.8°F) |
% 62 | 88% | 8.1 | Sunrise:05:52 AM Sunset: 08:03 PM |
Moonrise:03:13 AM Moonset: 03:30 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday | Patchy rain nearby |
13 ° C (55.5°F) |
23.8 ° C (74.9°F) |
18.9 ° C (66°F) |
% 66 | 82% | 7.9 | Sunrise:05:51 AM Sunset: 08:04 PM |
Moonrise:03:38 AM Moonset: 04:40 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Sunny |
11.4 ° C (52.5°F) |
25.9 ° C (78.5°F) |
18.1 ° C (64.5°F) |
% 64 | 0% | 8.4 | Sunrise:05:50 AM Sunset: 08:05 PM |
Moonrise:04:04 AM Moonset: 05:54 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Patchy rain nearby |
12.9 ° C (55.2°F) |
31.4 ° C (88.6°F) |
19.5 ° C (67.2°F) |
% 64 | 59% | 0.3 | Sunrise:05:49 AM Sunset: 08:06 PM |
Moonrise:04:34 AM Moonset: 07:12 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Patchy rain nearby |
19.3 ° C (66.7°F) |
32.4 ° C (90.3°F) |
25.1 ° C (77.2°F) |
% 64 | 62% | 6 | Sunrise:05:48 AM Sunset: 08:06 PM |
Moonrise:05:12 AM Moonset: 08:32 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Patchy rain nearby |
18.8 ° C (65.8°F) |
25.8 ° C (78.5°F) |
22.1 ° C (71.8°F) |
% 66 | 87% | 5 | Sunrise:05:47 AM Sunset: 08:07 PM |
Moonrise:05:59 AM Moonset: 09:50 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Sunny |
16.1 ° C (61.1°F) |
27.2 ° C (81°F) |
21.6 ° C (70.9°F) |
% 69 | 0% | 6 | Sunrise:05:47 AM Sunset: 08:08 PM |
Moonrise:06:57 AM Moonset: 10:58 PM Moon Phase ( Waxing Crescent ) |
|
| 19 May 2026 Tuesday | Sunny |
20.7 ° C (69.3°F) |
33.3 ° C (92°F) |
26.4 ° C (79.5°F) |
% 58 | 0% | 7 | Sunrise:05:46 AM Sunset: 08:09 PM |
Moonrise:08:06 AM Moonset: 11:55 PM Moon Phase ( Waxing Crescent ) |
|
| 20 May 2026 Wednesday | Moderate rain |
19.4 ° C (66.9°F) |
28.8 ° C (83.8°F) |
22.7 ° C (72.9°F) |
% 84 | 86% | 5 | Sunrise:05:45 AM Sunset: 08:10 PM |
Moonrise:09:21 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 21 May 2026 Thursday | Moderate rain |
20 ° C (67.9°F) |
32.7 ° C (90.9°F) |
24.7 ° C (76.5°F) |
% 82 | 83% | 5 | Sunrise:05:44 AM Sunset: 08:11 PM |
Moonrise:10:36 AM Moonset: 12:39 AM Moon Phase ( Waxing Crescent ) |
|
| 22 May 2026 Friday | Sunny |
17 ° C (62.6°F) |
25.2 ° C (77.3°F) |
20.8 ° C (69.5°F) |
% 73 | 0% | 6 | Sunrise:05:44 AM Sunset: 08:12 PM |
Moonrise:11:49 AM Moonset: 01:15 AM Moon Phase ( Waxing Crescent ) |
|
| 23 May 2026 Saturday | Patchy rain nearby |
15.3 ° C (59.5°F) |
33.2 ° C (91.8°F) |
23.3 ° C (74°F) |
% 72 | 85% | 5 | Sunrise:05:43 AM Sunset: 08:12 PM |
Moonrise:12:58 PM Moonset: 01:44 AM Moon Phase ( First Quarter ) |
|
| 24 May 2026 Sunday | Patchy rain nearby |
22.2 ° C (72°F) |
33.8 ° C (92.8°F) |
27.1 ° C (80.7°F) |
% 66 | 79% | 6 | Sunrise:05:42 AM Sunset: 08:13 PM |
Moonrise:02:02 PM Moonset: 02:08 AM Moon Phase ( Waxing Gibbous ) |
|