Current weather conditions and 15 day weather forecast for Simpson Airport, 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.
| 06 December 2025 Saturday -1.9 ° C / 28.5°F ![]() Heavy snow |
Feels Like : -8.1 ° C / 17.4°F Humidity : % 95 Pressure : 1014 mb Wind Speed : 12.6 kmph / 7.8 miles from SSW ![]() Visibility : 2 km Precipitation (rainfall) : 3.5 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 05 December 2025 Friday | Moderate or heavy snow showers |
-4.2 ° C (24.4°F) |
-0.7 ° C (30.7°F) |
-2.5 ° C (27.5°F) |
% 93 | 67% | 0.2 | Sunrise:07:42 AM Sunset: 04:53 PM |
Moonrise:05:24 PM Moonset: 08:56 AM Moon Phase ( Full Moon ) |
|
| 06 December 2025 Saturday | Moderate or heavy snow showers |
-3.1 ° C (26.4°F) |
0.4 ° C (32.7°F) |
-1.2 ° C (29.9°F) |
% 96 | 67% | 0.3 | Sunrise:07:43 AM Sunset: 04:53 PM |
Moonrise:06:37 PM Moonset: 10:00 AM Moon Phase ( Waning Gibbous ) |
|
| 07 December 2025 Sunday | Overcast |
-3.6 ° C (25.5°F) |
-1 ° C (30.2°F) |
-2.8 ° C (26.9°F) |
% 94 | 0% | 0.3 | Sunrise:07:43 AM Sunset: 04:53 PM |
Moonrise:07:56 PM Moonset: 10:49 AM Moon Phase ( Waning Gibbous ) |
|
| 08 December 2025 Monday | Mist |
-3.6 ° C (25.5°F) |
-0.3 ° C (31.5°F) |
-2.3 ° C (27.8°F) |
% 96 | 85% | 0.3 | Sunrise:07:44 AM Sunset: 04:53 PM |
Moonrise:09:14 PM Moonset: 11:26 AM Moon Phase ( Waning Gibbous ) |
|
| 09 December 2025 Tuesday | Heavy snow |
-2.1 ° C (28.3°F) |
0.6 ° C (33.1°F) |
-0.7 ° C (30.8°F) |
% 99 | 87% | 0.1 | Sunrise:07:45 AM Sunset: 04:53 PM |
Moonrise:10:27 PM Moonset: 11:54 AM Moon Phase ( Waning Gibbous ) |
|
| 10 December 2025 Wednesday | Fog |
-0 ° C (31.9°F) |
1.9 ° C (35.5°F) |
0.7 ° C (33.2°F) |
% 100 | 67% | 0 | Sunrise:07:46 AM Sunset: 04:53 PM |
Moonrise:11:37 PM Moonset: 12:16 PM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday | Partly Cloudy |
-8.3 ° C (17°F) |
3.4 ° C (38.2°F) |
-0.3 ° C (31.4°F) |
% 87 | 0% | 2 | Sunrise:07:47 AM Sunset: 04:53 PM |
Moonrise:No moonrise Moonset: 12:36 PM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday | Sunny |
-10.1 ° C (13.8°F) |
0.2 ° C (32.3°F) |
-5.9 ° C (21.4°F) |
% 82 | 0% | 2 | Sunrise:07:48 AM Sunset: 04:53 PM |
Moonrise:12:42 AM Moonset: 12:55 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday | Partly Cloudy |
-7.5 ° C (18.5°F) |
1.3 ° C (34.3°F) |
-4.2 ° C (24.5°F) |
% 89 | 0% | 2 | Sunrise:07:49 AM Sunset: 04:53 PM |
Moonrise:01:46 AM Moonset: 01:13 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday | Sunny |
-7.9 ° C (17.8°F) |
1.8 ° C (35.2°F) |
-4.9 ° C (23.1°F) |
% 85 | 0% | 2 | Sunrise:07:49 AM Sunset: 04:53 PM |
Moonrise:02:48 AM Moonset: 01:33 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Sunny |
-7.9 ° C (17.8°F) |
1.4 ° C (34.5°F) |
-5 ° C (22.9°F) |
% 82 | 0% | 2 | Sunrise:07:50 AM Sunset: 04:54 PM |
Moonrise:03:52 AM Moonset: 01:54 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Heavy snow |
-6.5 ° C (20.3°F) |
-0.7 ° C (30.8°F) |
-3.4 ° C (25.9°F) |
% 89 | 62% | 1 | Sunrise:07:51 AM Sunset: 04:54 PM |
Moonrise:04:56 AM Moonset: 02:20 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Partly Cloudy |
-8.5 ° C (16.6°F) |
-3.5 ° C (25.7°F) |
-6.7 ° C (19.9°F) |
% 92 | 0% | 2 | Sunrise:07:51 AM Sunset: 04:54 PM |
Moonrise:06:00 AM Moonset: 02:52 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Light snow |
-8 ° C (17.5°F) |
-2.5 ° C (27.5°F) |
-5.2 ° C (22.6°F) |
% 95 | 89% | 1 | Sunrise:07:52 AM Sunset: 04:55 PM |
Moonrise:07:02 AM Moonset: 03:31 PM Moon Phase ( Waning Crescent ) |
|