St. David Weather Forecast 15 Days, Weather in St. David Today
Current weather conditions and 15 day weather forecast for St. David, 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 St. David
| 19 September 2026 Saturday 23.8 ° C / 74.9°F  Patchy rain nearby |
Feels Like : 26.4 ° C / 79.5°F Humidity : % 83 Pressure : 1014 mb Wind Speed : 7.6 kmph / 4.7 miles from ENE  Visibility : 10 km Precipitation (rainfall) : 0.02 mm Cloud (%) : 100 |
15 day weather forecast for St. David, IL, USA
Weather Forecast for next 15 Days for St. David 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 St. David, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 19 September 2026 Saturday |  Overcast |
20.2 ° C (68.4°F) |
26.9 ° C (80.5°F) |
24 ° C (75.2°F) |
% 84 | 84% | 5.6 | Sunrise:06:44 AM Sunset: 07:03 PM |
Moonrise:03:43 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Overcast |
16.3 ° C (61.3°F) |
25 ° C (76.9°F) |
21.5 ° C (70.7°F) |
% 83 | 82% | 6.1 | Sunrise:06:45 AM Sunset: 07:01 PM |
Moonrise:04:20 PM Moonset: 12:40 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Patchy rain nearby |
14.9 ° C (58.8°F) |
18.6 ° C (65.5°F) |
16.4 ° C (61.5°F) |
% 90 | 89% | 1.1 | Sunrise:06:46 AM Sunset: 06:59 PM |
Moonrise:04:51 PM Moonset: 01:42 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Patchy rain nearby |
13.3 ° C (55.9°F) |
17 ° C (62.6°F) |
14.9 ° C (58.8°F) |
% 87 | 70% | 4 | Sunrise:06:47 AM Sunset: 06:57 PM |
Moonrise:05:17 PM Moonset: 02:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Overcast |
11.9 ° C (53.3°F) |
19.3 ° C (66.8°F) |
15.7 ° C (60.3°F) |
% 76 | 22% | 5 | Sunrise:06:48 AM Sunset: 06:56 PM |
Moonrise:05:39 PM Moonset: 03:47 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Overcast |
12.9 ° C (55.2°F) |
19.2 ° C (66.6°F) |
15.8 ° C (60.4°F) |
% 70 | 17% | 4 | Sunrise:06:49 AM Sunset: 06:54 PM |
Moonrise:06:00 PM Moonset: 04:49 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday |  Partly Cloudy |
11.2 ° C (52.1°F) |
19.8 ° C (67.7°F) |
15.4 ° C (59.6°F) |
% 78 | 14% | 5 | Sunrise:06:50 AM Sunset: 06:52 PM |
Moonrise:06:20 PM Moonset: 05:50 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Overcast |
12.2 ° C (53.9°F) |
21.9 ° C (71.5°F) |
16.5 ° C (61.7°F) |
% 73 | 15% | 6 | Sunrise:06:51 AM Sunset: 06:51 PM |
Moonrise:06:40 PM Moonset: 06:52 AM Moon Phase ( Full Moon ) |
|
| 27 September 2026 Sunday |  Sunny |
12.4 ° C (54.3°F) |
23.7 ° C (74.7°F) |
17.6 ° C (63.8°F) |
% 65 | 7% | 6 | Sunrise:06:52 AM Sunset: 06:49 PM |
Moonrise:07:03 PM Moonset: 07:55 AM Moon Phase ( Waning Gibbous ) |
|
| 28 September 2026 Monday | Overcast |
15.4 ° C (59.7°F) |
22.2 ° C (71.9°F) |
18 ° C (64.4°F) |
% 71 | 14% | 5 | Sunrise:06:53 AM Sunset: 06:47 PM |
Moonrise:07:28 PM Moonset: 09:01 AM Moon Phase ( Waning Gibbous ) |
|
| 29 September 2026 Tuesday | Overcast |
15.3 ° C (59.5°F) |
20.8 ° C (69.5°F) |
17.7 ° C (63.8°F) |
% 79 | 29% | 5 | Sunrise:06:54 AM Sunset: 06:46 PM |
Moonrise:07:58 PM Moonset: 10:09 AM Moon Phase ( Waning Gibbous ) |
|
| 30 September 2026 Wednesday | Patchy rain nearby |
13.5 ° C (56.3°F) |
18.9 ° C (66.1°F) |
15.3 ° C (59.6°F) |
% 82 | 56% | 4 | Sunrise:06:55 AM Sunset: 06:44 PM |
Moonrise:08:36 PM Moonset: 11:19 AM Moon Phase ( Waning Gibbous ) |
|
| 01 October 2026 Thursday | Partly Cloudy |
11.8 ° C (53.3°F) |
18.9 ° C (66.1°F) |
14.8 ° C (58.6°F) |
% 78 | 17% | 5 | Sunrise:06:56 AM Sunset: 06:42 PM |
Moonrise:09:23 PM Moonset: 12:29 PM Moon Phase ( Last Quarter ) |
|
| 02 October 2026 Friday | Patchy rain nearby |
12.9 ° C (55.2°F) |
19.1 ° C (66.4°F) |
15.8 ° C (60.5°F) |
% 79 | 57% | 4 | Sunrise:06:57 AM Sunset: 06:41 PM |
Moonrise:10:21 PM Moonset: 01:34 PM Moon Phase ( Last Quarter ) |
|
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