Current weather conditions and 15 day weather forecast for Hartland, 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.
| 09 August 2026 Sunday 18.5 ° C / 65.3°F ![]() Clear |
Feels Like : 18.5 ° C / 65.3°F Humidity : % 78 Pressure : 1017 mb Wind Speed : 7.6 kmph / 4.7 miles from WSW ![]() 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 09 August 2026 Sunday | Sunny |
16.4 ° C (61.5°F) |
26.9 ° C (80.4°F) |
22 ° C (71.6°F) |
% 84 | 80% | 3.8 | Sunrise:05:55 AM Sunset: 08:04 PM |
Moonrise:01:23 AM Moonset: 05:55 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Thundery outbreaks in nearby |
19.6 ° C (67.2°F) |
27.9 ° C (82.3°F) |
23 ° C (73.5°F) |
% 89 | 86% | 5.5 | Sunrise:05:56 AM Sunset: 08:02 PM |
Moonrise:02:34 AM Moonset: 06:47 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Fog |
19.4 ° C (66.8°F) |
28.3 ° C (83°F) |
23.1 ° C (73.7°F) |
% 90 | 87% | 4.3 | Sunrise:05:57 AM Sunset: 08:01 PM |
Moonrise:03:54 AM Moonset: 07:27 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
17.4 ° C (63.3°F) |
26.4 ° C (79.5°F) |
21.6 ° C (70.9°F) |
% 81 | 23% | 6.9 | Sunrise:05:58 AM Sunset: 07:59 PM |
Moonrise:05:19 AM Moonset: 08:00 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Sunny |
14.8 ° C (58.6°F) |
21.5 ° C (70.6°F) |
17.7 ° C (63.9°F) |
% 78 | 9% | 6 | Sunrise:05:59 AM Sunset: 07:58 PM |
Moonrise:06:42 AM Moonset: 08:27 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Sunny |
13.5 ° C (56.2°F) |
25.1 ° C (77.1°F) |
18.8 ° C (65.9°F) |
% 69 | 6% | 7 | Sunrise:06:00 AM Sunset: 07:57 PM |
Moonrise:08:02 AM Moonset: 08:51 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Sunny |
14.3 ° C (57.7°F) |
23 ° C (73.4°F) |
17.9 ° C (64.2°F) |
% 72 | 8% | 6 | Sunrise:06:01 AM Sunset: 07:55 PM |
Moonrise:09:19 AM Moonset: 09:14 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Partly Cloudy |
13.8 ° C (56.9°F) |
23.3 ° C (73.9°F) |
18.5 ° C (65.3°F) |
% 77 | 13% | 6 | Sunrise:06:02 AM Sunset: 07:54 PM |
Moonrise:10:35 AM Moonset: 09:37 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Sunny |
16.8 ° C (62.2°F) |
26.3 ° C (79.4°F) |
21 ° C (69.9°F) |
% 81 | 15% | 7 | Sunrise:06:03 AM Sunset: 07:52 PM |
Moonrise:11:48 AM Moonset: 10:02 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Sunny |
18.3 ° C (65°F) |
27.4 ° C (81.3°F) |
22.5 ° C (72.5°F) |
% 83 | 13% | 7 | Sunrise:06:04 AM Sunset: 07:51 PM |
Moonrise:01:01 PM Moonset: 10:31 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Patchy rain nearby |
13.7 ° C (56.7°F) |
22.2 ° C (72°F) |
18.8 ° C (65.9°F) |
% 80 | 19% | 6 | Sunrise:06:05 AM Sunset: 07:49 PM |
Moonrise:02:11 PM Moonset: 11:06 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Sunny |
11.1 ° C (52°F) |
18.9 ° C (65.9°F) |
14.8 ° C (58.7°F) |
% 80 | 10% | 5 | Sunrise:06:06 AM Sunset: 07:48 PM |
Moonrise:03:16 PM Moonset: 11:48 PM Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Sunny |
11.5 ° C (52.7°F) |
22.5 ° C (72.5°F) |
16.4 ° C (61.5°F) |
% 74 | 7% | 6 | Sunrise:06:07 AM Sunset: 07:46 PM |
Moonrise:04:15 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Partly Cloudy |
12.9 ° C (55.2°F) |
19.1 ° C (66.5°F) |
15.6 ° C (60.1°F) |
% 86 | 72% | 5 | Sunrise:06:08 AM Sunset: 07:45 PM |
Moonrise:05:05 PM Moonset: 12:38 AM Moon Phase ( Waxing Gibbous ) |
|