Santa Anna Weather Forecast 15 Days, Weather in Santa Anna Today
Current weather conditions and 15 day weather forecast for Santa Anna, 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 Santa Anna
| 17 August 2026 Monday 22.7 ° C / 72.9°F  Mist |
Feels Like : 25.4 ° C / 77.7°F Humidity : % 95 Pressure : 1015 mb Wind Speed : 10.4 kmph / 6.5 miles from N  Visibility : 2 km Precipitation (rainfall) : 0 mm Cloud (%) : 8 |
15 day weather forecast for Santa Anna, IL, USA
Weather Forecast for next 15 Days for Santa Anna 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 Santa Anna, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 16 August 2026 Sunday |  Partly Cloudy |
22.3 ° C (72.2°F) |
29.5 ° C (85.1°F) |
25.6 ° C (78.2°F) |
% 83 | 57% | 7.2 | Sunrise:06:06 AM Sunset: 07:50 PM |
Moonrise:10:33 AM Moonset: 09:41 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Mist |
19 ° C (66.2°F) |
28.3 ° C (83°F) |
23.3 ° C (73.9°F) |
% 83 | 18% | 8.4 | Sunrise:06:07 AM Sunset: 07:49 PM |
Moonrise:11:44 AM Moonset: 10:08 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday |  Sunny |
18 ° C (64.5°F) |
30.6 ° C (87.1°F) |
23.6 ° C (74.5°F) |
% 81 | 57% | 8.5 | Sunrise:06:08 AM Sunset: 07:48 PM |
Moonrise:12:55 PM Moonset: 10:39 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Sunny |
18.5 ° C (65.3°F) |
26.7 ° C (80.1°F) |
21.6 ° C (70.8°F) |
% 87 | 84% | 7.3 | Sunrise:06:09 AM Sunset: 07:46 PM |
Moonrise:02:04 PM Moonset: 11:15 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Partly Cloudy |
16.6 ° C (61.9°F) |
22.3 ° C (72.2°F) |
19.6 ° C (67.3°F) |
% 87 | 85% | 5 | Sunrise:06:10 AM Sunset: 07:45 PM |
Moonrise:03:08 PM Moonset: 11:58 PM Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday |  Light rain shower |
16.6 ° C (61.9°F) |
23.3 ° C (74°F) |
19.3 ° C (66.7°F) |
% 97 | 94% | 5 | Sunrise:06:11 AM Sunset: 07:43 PM |
Moonrise:04:06 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Sunny |
14.9 ° C (58.8°F) |
24.6 ° C (76.2°F) |
19.4 ° C (67°F) |
% 86 | 18% | 6 | Sunrise:06:12 AM Sunset: 07:42 PM |
Moonrise:04:57 PM Moonset: 12:48 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 August 2026 Sunday | Sunny |
17.5 ° C (63.6°F) |
27.9 ° C (82.1°F) |
22 ° C (71.6°F) |
% 79 | 9% | 7 | Sunrise:06:13 AM Sunset: 07:40 PM |
Moonrise:05:39 PM Moonset: 01:44 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 August 2026 Monday | Sunny |
18.1 ° C (64.6°F) |
30 ° C (85.9°F) |
23.3 ° C (73.9°F) |
% 79 | 17% | 7 | Sunrise:06:14 AM Sunset: 07:39 PM |
Moonrise:06:13 PM Moonset: 02:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 August 2026 Tuesday | Sunny |
17.8 ° C (64°F) |
28.1 ° C (82.6°F) |
23 ° C (73.4°F) |
% 79 | 12% | 7 | Sunrise:06:15 AM Sunset: 07:37 PM |
Moonrise:06:42 PM Moonset: 03:47 AM Moon Phase ( Full Moon ) |
|
| 26 August 2026 Wednesday | Partly Cloudy |
15.6 ° C (60°F) |
22.9 ° C (73.3°F) |
19.1 ° C (66.4°F) |
% 79 | 12% | 6 | Sunrise:06:16 AM Sunset: 07:36 PM |
Moonrise:07:07 PM Moonset: 04:49 AM Moon Phase ( Full Moon ) |
|
| 27 August 2026 Thursday | Sunny |
15.9 ° C (60.7°F) |
26.1 ° C (79°F) |
20.6 ° C (69°F) |
% 76 | 9% | 7 | Sunrise:06:17 AM Sunset: 07:34 PM |
Moonrise:07:28 PM Moonset: 05:51 AM Moon Phase ( Full Moon ) |
|
| 28 August 2026 Friday | Sunny |
14 ° C (57.2°F) |
23.9 ° C (75.1°F) |
19 ° C (66.1°F) |
% 82 | 12% | 6 | Sunrise:06:18 AM Sunset: 07:33 PM |
Moonrise:07:49 PM Moonset: 06:52 AM Moon Phase ( Full Moon ) |
|
| 29 August 2026 Saturday | Sunny |
10.9 ° C (51.6°F) |
21.8 ° C (71.3°F) |
16.1 ° C (60.9°F) |
% 74 | 7% | 6 | Sunrise:06:19 AM Sunset: 07:31 PM |
Moonrise:08:09 PM Moonset: 07:53 AM Moon Phase ( Waning Gibbous ) |
|
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