Pontiac Weather Forecast 15 Days, Weather in Pontiac Today
Current weather conditions and 15 day weather forecast for Pontiac, 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 Pontiac
| 26 December 2025 Friday 6.2 ° C / 43.2°F  Light rain |
Feels Like : 2.3 ° C / 36.2°F Humidity : % 96 Pressure : 1010 mb Wind Speed : 22.3 kmph / 13.9 miles from SE  Visibility : 4 km Precipitation (rainfall) : 0.06 mm Cloud (%) : 100 |
15 day weather forecast for Pontiac, IL, USA
Weather Forecast for next 15 Days for Pontiac 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 Pontiac, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 26 December 2025 Friday |  Patchy rain nearby |
4.9 ° C (40.8°F) |
14.6 ° C (58.3°F) |
8.7 ° C (47.7°F) |
% 93 | 75% | 0.2 | Sunrise:07:18 AM Sunset: 04:33 PM |
Moonrise:11:10 AM Moonset: 11:25 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday |  Overcast |
3.5 ° C (38.3°F) |
7.1 ° C (44.8°F) |
5.2 ° C (41.4°F) |
% 94 | 0% | 0.3 | Sunrise:07:18 AM Sunset: 04:33 PM |
Moonrise:11:32 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday |  Heavy rain |
4.2 ° C (39.6°F) |
11.1 ° C (52°F) |
8.8 ° C (47.8°F) |
% 96 | 87% | 0.1 | Sunrise:07:19 AM Sunset: 04:34 PM |
Moonrise:11:55 AM Moonset: 12:35 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday |  Cloudy |
-7.2 ° C (19.1°F) |
-4.2 ° C (24.5°F) |
-4.8 ° C (23.4°F) |
% 63 | 0% | 0.3 | Sunrise:07:19 AM Sunset: 04:35 PM |
Moonrise:12:22 PM Moonset: 01:49 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday |  Sunny |
-7.3 ° C (18.9°F) |
-0.2 ° C (31.6°F) |
-5 ° C (23°F) |
% 54 | 0% | 0 | Sunrise:07:19 AM Sunset: 04:36 PM |
Moonrise:12:56 PM Moonset: 03:06 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
-2.7 ° C (27.1°F) |
1.6 ° C (34.8°F) |
-1 ° C (30.3°F) |
% 66 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:36 PM |
Moonrise:01:38 PM Moonset: 04:26 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday |  Partly Cloudy |
-2.2 ° C (28.1°F) |
5.1 ° C (41.1°F) |
0.3 ° C (32.6°F) |
% 75 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:37 PM |
Moonrise:02:32 PM Moonset: 05:45 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Partly Cloudy |
-7.7 ° C (18.2°F) |
-5.5 ° C (22°F) |
-5.9 ° C (21.3°F) |
% 47 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:38 PM |
Moonrise:03:40 PM Moonset: 06:55 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday |  Moderate or heavy snow showers |
-9.3 ° C (15.2°F) |
-2.3 ° C (27.9°F) |
-5.3 ° C (22.5°F) |
% 49 | 69% | 1 | Sunrise:07:19 AM Sunset: 04:39 PM |
Moonrise:04:56 PM Moonset: 07:53 AM Moon Phase ( Full Moon ) |
|
| 04 January 2026 Sunday | Sunny |
-2.4 ° C (27.6°F) |
6.6 ° C (43.8°F) |
1.4 ° C (34.5°F) |
% 60 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:40 PM |
Moonrise:06:15 PM Moonset: 08:38 AM Moon Phase ( Waning Gibbous ) |
|
| 05 January 2026 Monday | Cloudy |
1.2 ° C (34.2°F) |
4.7 ° C (40.5°F) |
3 ° C (37.5°F) |
% 91 | 0% | 1 | Sunrise:07:19 AM Sunset: 04:41 PM |
Moonrise:07:32 PM Moonset: 09:13 AM Moon Phase ( Waning Gibbous ) |
|
| 06 January 2026 Tuesday |  Fog |
4.5 ° C (40.1°F) |
7.3 ° C (45.1°F) |
5.5 ° C (41.9°F) |
% 96 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:42 PM |
Moonrise:08:43 PM Moonset: 09:41 AM Moon Phase ( Waning Gibbous ) |
|
| 07 January 2026 Wednesday | Overcast |
-0.1 ° C (31.8°F) |
5.9 ° C (42.6°F) |
4.2 ° C (39.6°F) |
% 81 | 0% | 1 | Sunrise:07:19 AM Sunset: 04:43 PM |
Moonrise:09:52 PM Moonset: 10:04 AM Moon Phase ( Waning Gibbous ) |
|
| 08 January 2026 Thursday | Sunny |
-2.6 ° C (27.2°F) |
4.6 ° C (40.3°F) |
0.1 ° C (32.2°F) |
% 55 | 0% | 2 | Sunrise:07:19 AM Sunset: 04:44 PM |
Moonrise:10:56 PM Moonset: 10:25 AM Moon Phase ( Waning Gibbous ) |
|
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