Koontz Lake Weather Forecast 15 Days, Weather in Koontz Lake Today
Current weather conditions and 15 day weather forecast for Koontz Lake, Indiana, 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 Koontz Lake
| 20 December 2025 Saturday -6.7 ° C / 19.9°F  Partly cloudy |
Feels Like : -11.2 ° C / 11.8°F Humidity : % 79 Pressure : 1019 mb Wind Speed : 9.7 kmph / 6 miles from WSW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 75 |
15 day weather forecast for Koontz Lake, IN, USA
Weather Forecast for next 15 Days for Koontz Lake 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 Koontz Lake, Indiana 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 December 2025 Friday |  Light freezing rain |
-9.9 ° C (14.2°F) |
-5.5 ° C (22.1°F) |
-6.9 ° C (19.6°F) |
% 72 | 81% | 0.3 | Sunrise:08:07 AM Sunset: 05:18 PM |
Moonrise:08:09 AM Moonset: 04:40 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday |  Overcast |
-8.3 ° C (17.1°F) |
3.7 ° C (38.7°F) |
-2.1 ° C (28.1°F) |
% 75 | 0% | 0.2 | Sunrise:08:07 AM Sunset: 05:19 PM |
Moonrise:09:01 AM Moonset: 05:36 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Sunny |
-4.4 ° C (24.1°F) |
1.1 ° C (34°F) |
-1.8 ° C (28.8°F) |
% 63 | 0% | 0.3 | Sunrise:08:08 AM Sunset: 05:19 PM |
Moonrise:09:45 AM Moonset: 06:38 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday |  Cloudy |
-3 ° C (26.6°F) |
2.7 ° C (36.9°F) |
-0.8 ° C (30.6°F) |
% 61 | 0% | 0.1 | Sunrise:08:08 AM Sunset: 05:20 PM |
Moonrise:10:21 AM Moonset: 07:45 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Overcast |
1.1 ° C (33.9°F) |
4.9 ° C (40.8°F) |
2.9 ° C (37.3°F) |
% 96 | 0% | 0.2 | Sunrise:08:09 AM Sunset: 05:20 PM |
Moonrise:10:51 AM Moonset: 08:52 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Patchy rain nearby |
0.2 ° C (32.4°F) |
5.4 ° C (41.8°F) |
2 ° C (35.6°F) |
% 87 | 53% | 0 | Sunrise:08:09 AM Sunset: 05:21 PM |
Moonrise:11:17 AM Moonset: 09:59 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Fog |
7 ° C (44.6°F) |
11.3 ° C (52.4°F) |
10 ° C (50°F) |
% 99 | 0% | 3 | Sunrise:08:10 AM Sunset: 05:22 PM |
Moonrise:11:40 AM Moonset: 11:07 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Patchy rain nearby |
3.2 ° C (37.7°F) |
15.2 ° C (59.3°F) |
10.2 ° C (50.3°F) |
% 87 | 87% | 3 | Sunrise:08:10 AM Sunset: 05:22 PM |
Moonrise:12:01 PM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Partly Cloudy |
0.2 ° C (32.4°F) |
3.4 ° C (38.1°F) |
1.5 ° C (34.7°F) |
% 77 | 0% | 2 | Sunrise:08:10 AM Sunset: 05:23 PM |
Moonrise:12:22 PM Moonset: 12:15 AM Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Partly Cloudy |
-1 ° C (30.2°F) |
3.6 ° C (38.4°F) |
1.1 ° C (33.9°F) |
% 67 | 0% | 2 | Sunrise:08:10 AM Sunset: 05:24 PM |
Moonrise:12:45 PM Moonset: 01:26 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday |  Moderate rain |
1.1 ° C (33.9°F) |
1.5 ° C (34.6°F) |
1.2 ° C (34.1°F) |
% 82 | 84% | 1 | Sunrise:08:11 AM Sunset: 05:25 PM |
Moonrise:01:12 PM Moonset: 02:39 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Patchy rain nearby |
1.2 ° C (34.1°F) |
2.2 ° C (36°F) |
1.7 ° C (35.1°F) |
% 89 | 87% | 1 | Sunrise:08:11 AM Sunset: 05:25 PM |
Moonrise:01:45 PM Moonset: 03:57 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Patchy rain nearby |
1.8 ° C (35.2°F) |
2.9 ° C (37.2°F) |
2.2 ° C (35.9°F) |
% 96 | 82% | 1 | Sunrise:08:11 AM Sunset: 05:26 PM |
Moonrise:02:26 PM Moonset: 05:18 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Patchy rain nearby |
0.3 ° C (32.6°F) |
3.6 ° C (38.5°F) |
1.5 ° C (34.8°F) |
% 83 | 73% | 1 | Sunrise:08:11 AM Sunset: 05:27 PM |
Moonrise:03:21 PM Moonset: 06:36 AM Moon Phase ( Waxing Gibbous ) |
|
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