Current weather conditions and 15 day weather forecast for Blair, 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 23.5 ° C / 74.3°F ![]() Clear |
Feels Like : 27.4 ° C / 81.3°F Humidity : % 94 Pressure : 1017 mb Wind Speed : 5.8 kmph / 3.6 miles from SSW ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 5 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 09 August 2026 Sunday | Sunny |
21.1 ° C (70°F) |
32.4 ° C (90.3°F) |
26.6 ° C (79.9°F) |
% 78 | 8% | 7.9 | Sunrise:06:02 AM Sunset: 07:56 PM |
Moonrise:01:38 AM Moonset: 05:41 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Sunny |
23 ° C (73.5°F) |
33.5 ° C (92.3°F) |
27.9 ° C (82.2°F) |
% 71 | 9% | 8 | Sunrise:06:03 AM Sunset: 07:55 PM |
Moonrise:02:48 AM Moonset: 06:34 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
25.5 ° C (77.9°F) |
35 ° C (95°F) |
29.6 ° C (85.4°F) |
% 62 | 5% | 8.5 | Sunrise:06:04 AM Sunset: 07:54 PM |
Moonrise:04:07 AM Moonset: 07:18 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
20.1 ° C (68.2°F) |
30.8 ° C (87.4°F) |
26.2 ° C (79.2°F) |
% 74 | 66% | 8.2 | Sunrise:06:05 AM Sunset: 07:53 PM |
Moonrise:05:28 AM Moonset: 07:53 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Sunny |
18.7 ° C (65.7°F) |
28 ° C (82.4°F) |
22.3 ° C (72.1°F) |
% 90 | 85% | 6 | Sunrise:06:06 AM Sunset: 07:51 PM |
Moonrise:06:48 AM Moonset: 08:23 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Light rain shower |
19.1 ° C (66.4°F) |
23.1 ° C (73.6°F) |
20.4 ° C (68.7°F) |
% 95 | 91% | 5 | Sunrise:06:06 AM Sunset: 07:50 PM |
Moonrise:08:05 AM Moonset: 08:50 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Sunny |
18.1 ° C (64.5°F) |
22.5 ° C (72.5°F) |
19.9 ° C (67.8°F) |
% 88 | 76% | 6 | Sunrise:06:07 AM Sunset: 07:49 PM |
Moonrise:09:19 AM Moonset: 09:16 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Patchy rain nearby |
17.5 ° C (63.5°F) |
26.3 ° C (79.4°F) |
21.6 ° C (70.9°F) |
% 89 | 82% | 6 | Sunrise:06:08 AM Sunset: 07:48 PM |
Moonrise:10:31 AM Moonset: 09:42 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Mist |
19.5 ° C (67.1°F) |
26.4 ° C (79.5°F) |
22.2 ° C (72°F) |
% 91 | 82% | 6 | Sunrise:06:09 AM Sunset: 07:46 PM |
Moonrise:11:41 AM Moonset: 10:10 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Patchy rain nearby |
19.4 ° C (66.9°F) |
27.4 ° C (81.2°F) |
23.4 ° C (74.2°F) |
% 88 | 32% | 6 | Sunrise:06:10 AM Sunset: 07:45 PM |
Moonrise:12:51 PM Moonset: 10:42 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Sunny |
20.6 ° C (69.1°F) |
29.7 ° C (85.5°F) |
24.6 ° C (76.3°F) |
% 82 | 13% | 7 | Sunrise:06:11 AM Sunset: 07:43 PM |
Moonrise:01:58 PM Moonset: 11:19 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Sunny |
13.4 ° C (56.1°F) |
23.8 ° C (74.8°F) |
19.1 ° C (66.3°F) |
% 76 | 9% | 6 | Sunrise:06:12 AM Sunset: 07:42 PM |
Moonrise:03:02 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Sunny |
13.2 ° C (55.8°F) |
23.7 ° C (74.7°F) |
18.1 ° C (64.6°F) |
% 71 | 41% | 6 | Sunrise:06:13 AM Sunset: 07:41 PM |
Moonrise:04:00 PM Moonset: 12:03 AM Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Sunny |
16 ° C (60.8°F) |
30.1 ° C (86.1°F) |
22.4 ° C (72.4°F) |
% 79 | 59% | 8 | Sunrise:06:14 AM Sunset: 07:39 PM |
Moonrise:04:51 PM Moonset: 12:53 AM Moon Phase ( Waxing Gibbous ) |
|