Lost River Weather Forecast 15 Days, Weather in Lost River Today
Current weather conditions and 15 day weather forecast for Lost River, Idaho, 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 Lost River
| 19 December 2025 Friday 4.2 ° C / 39.6°F  Light rain |
Feels Like : 1.2 ° C / 34.2°F Humidity : % 81 Pressure : 1008 mb Wind Speed : 12.2 kmph / 7.6 miles from WSW  Visibility : 11 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for Lost River, ID, USA
Weather Forecast for next 15 Days for Lost River 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 Lost River, Idaho 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 |  Overcast |
-8 ° C (17.7°F) |
3.9 ° C (39°F) |
-3.1 ° C (26.4°F) |
% 80 | 0% | 0.2 | Sunrise:08:05 AM Sunset: 04:59 PM |
Moonrise:08:15 AM Moonset: 04:21 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday |  Sunny |
-19.9 ° C (-3.8°F) |
-1 ° C (30.2°F) |
-9.9 ° C (14.1°F) |
% 68 | 0% | 0.3 | Sunrise:08:05 AM Sunset: 04:59 PM |
Moonrise:09:06 AM Moonset: 05:18 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Moderate or heavy snow showers |
-10.9 ° C (12.4°F) |
1.3 ° C (34.3°F) |
-3.7 ° C (25.4°F) |
% 95 | 60% | 0.2 | Sunrise:08:06 AM Sunset: 05:00 PM |
Moonrise:09:48 AM Moonset: 06:22 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday |  Heavy snow |
-7.3 ° C (18.8°F) |
2 ° C (35.6°F) |
-2.8 ° C (26.9°F) |
% 96 | 69% | 0.3 | Sunrise:08:06 AM Sunset: 05:00 PM |
Moonrise:10:22 AM Moonset: 07:30 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Moderate snow |
-8.1 ° C (17.5°F) |
-0.3 ° C (31.5°F) |
-4.4 ° C (24.1°F) |
% 96 | 83% | 0 | Sunrise:08:07 AM Sunset: 05:01 PM |
Moonrise:10:49 AM Moonset: 08:40 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Patchy moderate snow |
-9.8 ° C (14.3°F) |
2 ° C (35.5°F) |
-3.8 ° C (25.2°F) |
% 92 | 88% | 1 | Sunrise:08:07 AM Sunset: 05:02 PM |
Moonrise:11:13 AM Moonset: 09:50 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Light freezing rain |
-8.7 ° C (16.3°F) |
0.1 ° C (32.2°F) |
-4.9 ° C (23.2°F) |
% 89 | 73% | 1 | Sunrise:08:07 AM Sunset: 05:02 PM |
Moonrise:11:33 AM Moonset: 10:59 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Heavy snow |
-10.7 ° C (12.8°F) |
1.4 ° C (34.6°F) |
-4.3 ° C (24.2°F) |
% 98 | 70% | 1 | Sunrise:08:08 AM Sunset: 05:03 PM |
Moonrise:11:52 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Moderate snow |
-10 ° C (14.1°F) |
-1.4 ° C (29.4°F) |
-3.1 ° C (26.4°F) |
% 95 | 70% | 1 | Sunrise:08:08 AM Sunset: 05:04 PM |
Moonrise:12:11 PM Moonset: 12:10 AM Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday |  Partly Cloudy |
-13.7 ° C (7.4°F) |
-3.2 ° C (26.2°F) |
-8.7 ° C (16.3°F) |
% 87 | 0% | 2 | Sunrise:08:08 AM Sunset: 05:04 PM |
Moonrise:12:32 PM Moonset: 01:23 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Moderate snow |
-23.4 ° C (-10.2°F) |
-4.8 ° C (23.4°F) |
-14.7 ° C (5.6°F) |
% 88 | 67% | 1 | Sunrise:08:09 AM Sunset: 05:05 PM |
Moonrise:12:57 PM Moonset: 02:40 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Sunny |
-25.2 ° C (-13.4°F) |
-8.3 ° C (17.1°F) |
-19.9 ° C (-3.9°F) |
% 82 | 0% | 2 | Sunrise:08:09 AM Sunset: 05:06 PM |
Moonrise:01:28 PM Moonset: 04:01 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
-26.3 ° C (-15.4°F) |
-8.7 ° C (16.3°F) |
-20.7 ° C (-5.3°F) |
% 80 | 0% | 2 | Sunrise:08:09 AM Sunset: 05:07 PM |
Moonrise:02:09 PM Moonset: 05:24 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Sunny |
-24.3 ° C (-11.7°F) |
-5.7 ° C (21.8°F) |
-19.2 ° C (-2.5°F) |
% 50 | 0% | 2 | Sunrise:08:09 AM Sunset: 05:08 PM |
Moonrise:03:03 PM Moonset: 06:43 AM Moon Phase ( Waxing Gibbous ) |
|
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