Current weather conditions and 15 day weather forecast for McHenry (Township), 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 August 2026 Tuesday 23.1 ° C / 73.6°F ![]() Clear |
Feels Like : 26.8 ° C / 80.2°F Humidity : % 94 Pressure : 1014 mb Wind Speed : 5.4 kmph / 3.4 miles from SSE ![]() 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 10 August 2026 Monday | Sunny |
20.9 ° C (69.6°F) |
32.8 ° C (91°F) |
25.4 ° C (77.7°F) |
% 85 | 79% | 5.4 | Sunrise:05:55 AM Sunset: 08:01 PM |
Moonrise:02:33 AM Moonset: 06:46 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
21 ° C (69.7°F) |
27.3 ° C (81.2°F) |
24.3 ° C (75.7°F) |
% 86 | 76% | 6.7 | Sunrise:05:56 AM Sunset: 08:00 PM |
Moonrise:03:53 AM Moonset: 07:27 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Mist |
18.7 ° C (65.6°F) |
24.7 ° C (76.5°F) |
21.3 ° C (70.3°F) |
% 91 | 84% | 5 | Sunrise:05:57 AM Sunset: 07:59 PM |
Moonrise:05:18 AM Moonset: 07:59 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Partly Cloudy |
17.1 ° C (62.7°F) |
25.9 ° C (78.6°F) |
21.2 ° C (70.2°F) |
% 84 | 72% | 5.2 | Sunrise:05:58 AM Sunset: 07:57 PM |
Moonrise:06:41 AM Moonset: 08:26 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Sunny |
15 ° C (58.9°F) |
22.9 ° C (73.3°F) |
18.9 ° C (66°F) |
% 77 | 9% | 7.6 | Sunrise:05:59 AM Sunset: 07:56 PM |
Moonrise:08:01 AM Moonset: 08:50 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Partly Cloudy |
16.7 ° C (62.1°F) |
25.3 ° C (77.6°F) |
20.8 ° C (69.5°F) |
% 88 | 84% | 7 | Sunrise:06:00 AM Sunset: 07:54 PM |
Moonrise:09:19 AM Moonset: 09:13 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Partly Cloudy |
20.5 ° C (68.9°F) |
27 ° C (80.5°F) |
24.4 ° C (76°F) |
% 74 | 10% | 7 | Sunrise:06:01 AM Sunset: 07:53 PM |
Moonrise:10:34 AM Moonset: 09:36 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Patchy rain nearby |
15.5 ° C (59.9°F) |
22 ° C (71.5°F) |
18.9 ° C (66°F) |
% 80 | 18% | 6 | Sunrise:06:02 AM Sunset: 07:51 PM |
Moonrise:11:47 AM Moonset: 10:01 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Sunny |
14.5 ° C (58.1°F) |
26.7 ° C (80°F) |
20.4 ° C (68.7°F) |
% 83 | 12% | 7 | Sunrise:06:03 AM Sunset: 07:50 PM |
Moonrise:01:00 PM Moonset: 10:31 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Sunny |
19.1 ° C (66.5°F) |
29.8 ° C (85.6°F) |
23.3 ° C (73.9°F) |
% 82 | 11% | 7 | Sunrise:06:04 AM Sunset: 07:48 PM |
Moonrise:02:10 PM Moonset: 11:05 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Sunny |
20 ° C (68°F) |
32.3 ° C (90.1°F) |
25.8 ° C (78.5°F) |
% 80 | 36% | 8 | Sunrise:06:05 AM Sunset: 07:47 PM |
Moonrise:03:16 PM Moonset: 11:47 PM Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Partly Cloudy |
19.7 ° C (67.5°F) |
27.4 ° C (81.2°F) |
24.5 ° C (76°F) |
% 82 | 13% | 7 | Sunrise:06:06 AM Sunset: 07:45 PM |
Moonrise:04:14 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Sunny |
18.6 ° C (65.4°F) |
27.4 ° C (81.4°F) |
22.8 ° C (73°F) |
% 78 | 57% | 7 | Sunrise:06:07 AM Sunset: 07:44 PM |
Moonrise:05:04 PM Moonset: 12:37 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 August 2026 Sunday | Light rain shower |
20.4 ° C (68.8°F) |
28 ° C (82.3°F) |
23.7 ° C (74.7°F) |
% 91 | 86% | 7 | Sunrise:06:08 AM Sunset: 07:42 PM |
Moonrise:05:46 PM Moonset: 01:34 AM Moon Phase ( Waxing Gibbous ) |
|