Ammon Weather Forecast 15 Days, Weather in Ammon Today
Current weather conditions and 15 day weather forecast for Ammon, 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 Ammon
| 18 December 2025 Thursday -2.2 ° C / 28°F  Clear |
Feels Like : -8.3 ° C / 17°F Humidity : % 71 Pressure : 1020 mb Wind Speed : 22 kmph / 13.6 miles from SSW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Ammon, ID, USA
Weather Forecast for next 15 Days for Ammon 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 Ammon, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 18 December 2025 Thursday |  Moderate or heavy snow showers |
-1 ° C (30.2°F) |
4.6 ° C (40.3°F) |
0.8 ° C (33.4°F) |
% 78 | 71% | 0.1 | Sunrise:07:57 AM Sunset: 04:54 PM |
Moonrise:07:08 AM Moonset: 03:29 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday |  Overcast |
2.4 ° C (36.3°F) |
4.2 ° C (39.6°F) |
3.4 ° C (38.1°F) |
% 90 | 0% | 0.1 | Sunrise:07:57 AM Sunset: 04:54 PM |
Moonrise:08:06 AM Moonset: 04:17 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday |  Partly Cloudy |
-5.5 ° C (22.1°F) |
2.6 ° C (36.7°F) |
0.4 ° C (32.7°F) |
% 69 | 0% | 0.2 | Sunrise:07:58 AM Sunset: 04:54 PM |
Moonrise:08:57 AM Moonset: 05:14 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Heavy snow |
-1.9 ° C (28.6°F) |
2.4 ° C (36.3°F) |
0.1 ° C (32.2°F) |
% 84 | 87% | 0.1 | Sunrise:07:58 AM Sunset: 04:55 PM |
Moonrise:09:40 AM Moonset: 06:17 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday |  Patchy rain nearby |
0.7 ° C (33.3°F) |
5.3 ° C (41.5°F) |
2.7 ° C (36.9°F) |
% 92 | 89% | 0 | Sunrise:07:59 AM Sunset: 04:55 PM |
Moonrise:10:14 AM Moonset: 07:25 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Patchy rain nearby |
3 ° C (37.4°F) |
8.1 ° C (46.5°F) |
5 ° C (40.9°F) |
% 81 | 85% | 1 | Sunrise:07:59 AM Sunset: 04:56 PM |
Moonrise:10:42 AM Moonset: 08:34 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Patchy rain nearby |
1.3 ° C (34.3°F) |
7.9 ° C (46.2°F) |
5.3 ° C (41.5°F) |
% 69 | 71% | 2 | Sunrise:08:00 AM Sunset: 04:57 PM |
Moonrise:11:06 AM Moonset: 09:44 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Partly Cloudy |
-2.5 ° C (27.4°F) |
2.9 ° C (37.3°F) |
-0.2 ° C (31.7°F) |
% 69 | 0% | 2 | Sunrise:08:00 AM Sunset: 04:57 PM |
Moonrise:11:27 AM Moonset: 10:53 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday |  Patchy moderate snow |
-0.2 ° C (31.7°F) |
2.2 ° C (35.9°F) |
0.9 ° C (33.6°F) |
% 85 | 79% | 1 | Sunrise:08:00 AM Sunset: 04:58 PM |
Moonrise:11:46 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Patchy rain nearby |
2.1 ° C (35.7°F) |
5 ° C (40.9°F) |
3 ° C (37.4°F) |
% 93 | 89% | 1 | Sunrise:08:01 AM Sunset: 04:59 PM |
Moonrise:12:05 PM Moonset: 12:03 AM Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
-0.8 ° C (30.6°F) |
7.1 ° C (44.8°F) |
2.3 ° C (36.2°F) |
% 77 | 0% | 2 | Sunrise:08:01 AM Sunset: 04:59 PM |
Moonrise:12:27 PM Moonset: 01:16 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Sunny |
-0.8 ° C (30.6°F) |
6.3 ° C (43.4°F) |
1.7 ° C (35.1°F) |
% 70 | 0% | 2 | Sunrise:08:01 AM Sunset: 05:00 PM |
Moonrise:12:52 PM Moonset: 02:32 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Sunny |
-1.5 ° C (29.2°F) |
4.8 ° C (40.6°F) |
1 ° C (33.7°F) |
% 77 | 0% | 2 | Sunrise:08:01 AM Sunset: 05:01 PM |
Moonrise:01:23 PM Moonset: 03:53 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday |  Light freezing rain |
-1 ° C (30.2°F) |
3.4 ° C (38.1°F) |
0.9 ° C (33.7°F) |
% 83 | 82% | 1 | Sunrise:08:01 AM Sunset: 05:02 PM |
Moonrise:02:04 PM Moonset: 05:15 AM Moon Phase ( Waxing Gibbous ) |
|
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