Current weather conditions and 15 day weather forecast for Blackhawk, 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.
| 20 September 2026 Sunday 20.9 ° C / 69.5°F ![]() Light rain shower |
Feels Like : 23.6 ° C / 74.5°F Humidity : % 98 Pressure : 1010 mb Wind Speed : 6.8 kmph / 4.3 miles from ENE ![]() Visibility : 10 km Precipitation (rainfall) : 0.77 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 September 2026 Sunday | Overcast |
15.8 ° C (60.4°F) |
21.4 ° C (70.5°F) |
18 ° C (64.4°F) |
% 92 | 91% | 1.1 | Sunrise:06:47 AM Sunset: 07:03 PM |
Moonrise:04:26 PM Moonset: 12:39 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Patchy rain nearby |
11.6 ° C (53°F) |
15.8 ° C (60.4°F) |
14 ° C (57.3°F) |
% 81 | 66% | 1.9 | Sunrise:06:48 AM Sunset: 07:01 PM |
Moonrise:04:56 PM Moonset: 01:41 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Overcast |
11.3 ° C (52.3°F) |
15.2 ° C (59.3°F) |
12.7 ° C (54.9°F) |
% 83 | 72% | 2.1 | Sunrise:06:49 AM Sunset: 07:00 PM |
Moonrise:05:21 PM Moonset: 02:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Overcast |
11 ° C (51.8°F) |
19.1 ° C (66.3°F) |
14.3 ° C (57.8°F) |
% 74 | 24% | 5.7 | Sunrise:06:50 AM Sunset: 06:58 PM |
Moonrise:05:43 PM Moonset: 03:47 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Overcast |
11.8 ° C (53.2°F) |
19.3 ° C (66.8°F) |
15.6 ° C (60.2°F) |
% 79 | 20% | 5 | Sunrise:06:51 AM Sunset: 06:56 PM |
Moonrise:06:03 PM Moonset: 04:50 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Light rain shower |
10.9 ° C (51.6°F) |
16 ° C (60.8°F) |
13.1 ° C (55.5°F) |
% 92 | 91% | 3 | Sunrise:06:52 AM Sunset: 06:54 PM |
Moonrise:06:22 PM Moonset: 05:52 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Overcast |
11.4 ° C (52.5°F) |
20.3 ° C (68.6°F) |
15.5 ° C (59.9°F) |
% 79 | 33% | 6 | Sunrise:06:53 AM Sunset: 06:53 PM |
Moonrise:06:42 PM Moonset: 06:54 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday | Sunny |
9.1 ° C (48.4°F) |
19.2 ° C (66.5°F) |
15.2 ° C (59.3°F) |
% 69 | 9% | 5 | Sunrise:06:55 AM Sunset: 06:51 PM |
Moonrise:07:03 PM Moonset: 07:58 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Overcast |
15.3 ° C (59.5°F) |
18.5 ° C (65.2°F) |
16.9 ° C (62.3°F) |
% 81 | 81% | 4 | Sunrise:06:56 AM Sunset: 06:49 PM |
Moonrise:07:28 PM Moonset: 09:05 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Mist |
13.3 ° C (55.9°F) |
17.2 ° C (63°F) |
15.5 ° C (60°F) |
% 93 | 87% | 4 | Sunrise:06:57 AM Sunset: 06:48 PM |
Moonrise:07:57 PM Moonset: 10:14 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Overcast |
11.2 ° C (52.1°F) |
17.2 ° C (63°F) |
13.4 ° C (56.2°F) |
% 85 | 61% | 5 | Sunrise:06:58 AM Sunset: 06:46 PM |
Moonrise:08:34 PM Moonset: 11:25 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Overcast |
11.5 ° C (52.7°F) |
16.9 ° C (62.5°F) |
13.5 ° C (56.3°F) |
% 85 | 26% | 5 | Sunrise:06:59 AM Sunset: 06:44 PM |
Moonrise:09:21 PM Moonset: 12:35 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Patchy rain nearby |
12.2 ° C (54°F) |
16.5 ° C (61.7°F) |
14.6 ° C (58.2°F) |
% 88 | 36% | 4 | Sunrise:07:00 AM Sunset: 06:43 PM |
Moonrise:10:19 PM Moonset: 01:40 PM Moon Phase ( Last Quarter ) |
|
| 03 October 2026 Saturday | Sunny |
12.1 ° C (53.9°F) |
19.3 ° C (66.8°F) |
15.4 ° C (59.7°F) |
% 81 | 38% | 5 | Sunrise:07:01 AM Sunset: 06:41 PM |
Moonrise:11:28 PM Moonset: 02:36 PM Moon Phase ( Last Quarter ) |
|