Athens Weather Forecast 15 Days, Weather in Athens Today
Current weather conditions and 15 day weather forecast for Athens, 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.
Current weather conditions at Athens
| 09 August 2026 Sunday 26.7 ° C / 80.1°F  Clear |
Feels Like : 28.2 ° C / 82.8°F Humidity : % 68 Pressure : 1015 mb Wind Speed : 11.5 kmph / 7.2 miles from SE  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Athens, IL, USA
Weather Forecast for next 15 Days for Athens including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Athens, Illinois state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 08 August 2026 Saturday | Sunny |
21.3 ° C (70.3°F) |
34 ° C (93.2°F) |
27 ° C (80.7°F) |
% 72 | 6% | 6.5 | Sunrise:06:04 AM Sunset: 08:05 PM |
Moonrise:12:41 AM Moonset: 04:47 PM Moon Phase ( Waning Crescent ) |
|
| 09 August 2026 Sunday | Sunny |
21 ° C (69.7°F) |
33.6 ° C (92.6°F) |
27.4 ° C (81.3°F) |
% 72 | 6% | 7.8 | Sunrise:06:05 AM Sunset: 08:03 PM |
Moonrise:01:39 AM Moonset: 05:50 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Sunny |
24.1 ° C (75.3°F) |
35.1 ° C (95.2°F) |
29.7 ° C (85.5°F) |
% 61 | 4% | 7.6 | Sunrise:06:05 AM Sunset: 08:02 PM |
Moonrise:02:49 AM Moonset: 06:43 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
25.1 ° C (77.2°F) |
34.7 ° C (94.4°F) |
29 ° C (84.3°F) |
% 59 | 4% | 7.9 | Sunrise:06:06 AM Sunset: 08:01 PM |
Moonrise:04:08 AM Moonset: 07:25 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
21 ° C (69.8°F) |
31.3 ° C (88.4°F) |
26.4 ° C (79.5°F) |
% 74 | 64% | 7.1 | Sunrise:06:07 AM Sunset: 08:00 PM |
Moonrise:05:30 AM Moonset: 08:00 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday |  Light rain shower |
18.5 ° C (65.3°F) |
22.9 ° C (73.1°F) |
21.4 ° C (70.6°F) |
% 96 | 91% | 6 | Sunrise:06:08 AM Sunset: 07:58 PM |
Moonrise:06:51 AM Moonset: 08:29 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Sunny |
13.7 ° C (56.6°F) |
25 ° C (77°F) |
19.5 ° C (67.1°F) |
% 73 | 7% | 7 | Sunrise:06:09 AM Sunset: 07:57 PM |
Moonrise:08:09 AM Moonset: 08:55 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Sunny |
13.7 ° C (56.6°F) |
24.9 ° C (76.8°F) |
18.8 ° C (65.8°F) |
% 71 | 6% | 6 | Sunrise:06:10 AM Sunset: 07:56 PM |
Moonrise:09:24 AM Moonset: 09:20 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Sunny |
14.7 ° C (58.4°F) |
27.3 ° C (81.1°F) |
20.6 ° C (69°F) |
% 75 | 12% | 7 | Sunrise:06:11 AM Sunset: 07:54 PM |
Moonrise:10:37 AM Moonset: 09:46 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday |  Patchy rain nearby |
19.9 ° C (67.8°F) |
30.2 ° C (86.4°F) |
24.9 ° C (76.7°F) |
% 83 | 59% | 8 | Sunrise:06:12 AM Sunset: 07:53 PM |
Moonrise:11:48 AM Moonset: 10:13 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Sunny |
16.6 ° C (61.9°F) |
31.7 ° C (89.1°F) |
25.1 ° C (77.2°F) |
% 77 | 12% | 8 | Sunrise:06:13 AM Sunset: 07:51 PM |
Moonrise:12:59 PM Moonset: 10:44 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Sunny |
20.4 ° C (68.8°F) |
33.5 ° C (92.3°F) |
26.6 ° C (79.8°F) |
% 73 | 8% | 8 | Sunrise:06:14 AM Sunset: 07:50 PM |
Moonrise:02:07 PM Moonset: 11:20 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday |  Partly Cloudy |
20.4 ° C (68.7°F) |
29.6 ° C (85.4°F) |
24.6 ° C (76.3°F) |
% 80 | 73% | 7 | Sunrise:06:15 AM Sunset: 07:49 PM |
Moonrise:03:11 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Sunny |
18.5 ° C (65.4°F) |
29.1 ° C (84.4°F) |
23 ° C (73.5°F) |
% 74 | 9% | 7 | Sunrise:06:16 AM Sunset: 07:47 PM |
Moonrise:04:10 PM Moonset: 12:04 AM Moon Phase ( First Quarter ) |
|
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