Sumpter Weather Forecast 15 Days, Weather in Sumpter Today
Current weather conditions and 15 day weather forecast for Sumpter, Oregon, 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 Sumpter
| 22 December 2025 Monday 2.2 ° C / 36°F  Overcast |
Feels Like : 1.4 ° C / 34.5°F Humidity : % 92 Pressure : 1008 mb Wind Speed : 4 kmph / 2.5 miles from SE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for Sumpter, OR, USA
Weather Forecast for next 15 Days for Sumpter 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 Sumpter, Oregon 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 21 December 2025 Sunday |  Mist |
-2.6 ° C (27.3°F) |
1.3 ° C (34.3°F) |
-0.2 ° C (31.6°F) |
% 96 | 65% | 0.1 | Sunrise:07:28 AM Sunset: 04:15 PM |
Moonrise:09:11 AM Moonset: 05:38 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday |  Moderate or heavy snow showers |
-0.6 ° C (30.9°F) |
1.9 ° C (35.4°F) |
1 ° C (33.7°F) |
% 93 | 66% | 0.2 | Sunrise:07:28 AM Sunset: 04:16 PM |
Moonrise:09:44 AM Moonset: 06:47 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Moderate snow |
-1.8 ° C (28.8°F) |
2.5 ° C (36.5°F) |
0.7 ° C (33.3°F) |
% 96 | 84% | 0.1 | Sunrise:07:29 AM Sunset: 04:16 PM |
Moonrise:10:11 AM Moonset: 07:57 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday |  Heavy snow |
-0.5 ° C (31.1°F) |
3 ° C (37.4°F) |
0.7 ° C (33.3°F) |
% 97 | 74% | 0.1 | Sunrise:07:29 AM Sunset: 04:17 PM |
Moonrise:10:33 AM Moonset: 09:08 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Light snow |
-1.7 ° C (28.9°F) |
0.7 ° C (33.3°F) |
-0.3 ° C (31.5°F) |
% 99 | 81% | 0.1 | Sunrise:07:29 AM Sunset: 04:18 PM |
Moonrise:10:53 AM Moonset: 10:18 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Light snow |
-5.7 ° C (21.7°F) |
0.1 ° C (32.2°F) |
-2.5 ° C (27.4°F) |
% 95 | 81% | 0 | Sunrise:07:30 AM Sunset: 04:18 PM |
Moonrise:11:11 AM Moonset: 11:30 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday |  Sunny |
-6.7 ° C (20°F) |
1 ° C (33.8°F) |
-4 ° C (24.7°F) |
% 86 | 0% | 2 | Sunrise:07:30 AM Sunset: 04:19 PM |
Moonrise:11:30 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday |  Partly Cloudy |
-6.7 ° C (20°F) |
-0.5 ° C (31.1°F) |
-4.7 ° C (23.5°F) |
% 90 | 0% | 2 | Sunrise:07:30 AM Sunset: 04:20 PM |
Moonrise:11:50 AM Moonset: 12:43 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Mist |
-6.8 ° C (19.8°F) |
-0.7 ° C (30.7°F) |
-4.4 ° C (24.2°F) |
% 92 | 0% | 1 | Sunrise:07:30 AM Sunset: 04:21 PM |
Moonrise:12:14 PM Moonset: 02:01 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Partly Cloudy |
-3.8 ° C (25.1°F) |
-0.4 ° C (31.2°F) |
-2.3 ° C (27.9°F) |
% 90 | 0% | 2 | Sunrise:07:31 AM Sunset: 04:21 PM |
Moonrise:12:44 PM Moonset: 03:23 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Mist |
-2.2 ° C (28°F) |
2.5 ° C (36.5°F) |
0.4 ° C (32.8°F) |
% 96 | 82% | 1 | Sunrise:07:31 AM Sunset: 04:22 PM |
Moonrise:01:25 PM Moonset: 04:46 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday |  Patchy moderate snow |
-7.2 ° C (19.1°F) |
-2.4 ° C (27.7°F) |
-3.8 ° C (25.2°F) |
% 86 | 67% | 1 | Sunrise:07:31 AM Sunset: 04:23 PM |
Moonrise:02:18 PM Moonset: 06:07 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday |  Cloudy |
-7.6 ° C (18.3°F) |
-1.4 ° C (29.4°F) |
-4.8 ° C (23.4°F) |
% 76 | 0% | 1 | Sunrise:07:31 AM Sunset: 04:24 PM |
Moonrise:03:27 PM Moonset: 07:17 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday | Heavy snow |
-3 ° C (26.7°F) |
0.5 ° C (32.8°F) |
-1.2 ° C (29.8°F) |
% 95 | 89% | 1 | Sunrise:07:31 AM Sunset: 04:25 PM |
Moonrise:04:45 PM Moonset: 08:12 AM Moon Phase ( Full Moon ) |
|
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