Current weather conditions and 15 day weather forecast for Prosser, Washington, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 05 December 2025 Friday 2.2 ° C / 36°F ![]() Overcast |
Feels Like : 1.6 ° C / 34.9°F Humidity : % 92 Pressure : 1017 mb Wind Speed : 3.6 kmph / 2.2 miles from E ![]() Visibility : 11 km Precipitation (rainfall) : 1.09 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 rain |
0.8 ° C (33.4°F) |
13.2 ° C (55.8°F) |
5.5 ° C (41.9°F) |
% 88 | 87% | 0.2 | Sunrise:07:27 AM Sunset: 04:14 PM |
Moonrise:04:40 PM Moonset: 08:50 AM Moon Phase ( Full Moon ) |
|
| 06 December 2025 Saturday | Sunny |
3.4 ° C (38.1°F) |
11.6 ° C (52.9°F) |
7.2 ° C (44.9°F) |
% 74 | 0% | 0.2 | Sunrise:07:28 AM Sunset: 04:13 PM |
Moonrise:05:55 PM Moonset: 09:52 AM Moon Phase ( Waning Gibbous ) |
|
| 07 December 2025 Sunday | Partly Cloudy |
-1.2 ° C (29.8°F) |
10.7 ° C (51.3°F) |
5.1 ° C (41.2°F) |
% 83 | 0% | 0.1 | Sunrise:07:29 AM Sunset: 04:13 PM |
Moonrise:07:17 PM Moonset: 10:38 AM Moon Phase ( Waning Gibbous ) |
|
| 08 December 2025 Monday | Partly Cloudy |
4.3 ° C (39.7°F) |
11.5 ° C (52.7°F) |
8.2 ° C (46.7°F) |
% 67 | 0% | 0 | Sunrise:07:30 AM Sunset: 04:13 PM |
Moonrise:08:38 PM Moonset: 11:11 AM Moon Phase ( Waning Gibbous ) |
|
| 09 December 2025 Tuesday | Patchy rain nearby |
7.6 ° C (45.7°F) |
11.8 ° C (53.2°F) |
10.6 ° C (51°F) |
% 65 | 84% | 0 | Sunrise:07:31 AM Sunset: 04:13 PM |
Moonrise:09:56 PM Moonset: 11:36 AM Moon Phase ( Waning Gibbous ) |
|
| 10 December 2025 Wednesday | Sunny |
3.8 ° C (38.8°F) |
10.4 ° C (50.6°F) |
6.5 ° C (43.7°F) |
% 59 | 0% | 3 | Sunrise:07:32 AM Sunset: 04:13 PM |
Moonrise:11:08 PM Moonset: 11:55 AM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday | Patchy rain nearby |
2.9 ° C (37.3°F) |
6.9 ° C (44.4°F) |
4.7 ° C (40.5°F) |
% 78 | 77% | 1 | Sunrise:07:33 AM Sunset: 04:13 PM |
Moonrise:No moonrise Moonset: 12:12 PM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday | Heavy snow |
0.2 ° C (32.3°F) |
0.9 ° C (33.7°F) |
0.8 ° C (33.4°F) |
% 99 | 68% | 1 | Sunrise:07:34 AM Sunset: 04:13 PM |
Moonrise:12:16 AM Moonset: 12:27 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday | Light freezing rain |
-4.7 ° C (23.6°F) |
-0.1 ° C (31.8°F) |
-2.7 ° C (27.1°F) |
% 93 | 86% | 1 | Sunrise:07:35 AM Sunset: 04:13 PM |
Moonrise:01:23 AM Moonset: 12:43 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday | Light snow |
-6.6 ° C (20.1°F) |
-2.7 ° C (27.1°F) |
-4.8 ° C (23.4°F) |
% 93 | 62% | 1 | Sunrise:07:36 AM Sunset: 04:14 PM |
Moonrise:02:29 AM Moonset: 12:59 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Light snow |
-9.8 ° C (14.4°F) |
-4.6 ° C (23.8°F) |
-7.3 ° C (18.8°F) |
% 95 | 60% | 1 | Sunrise:07:37 AM Sunset: 04:14 PM |
Moonrise:03:36 AM Moonset: 01:18 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Light snow |
-10.1 ° C (13.8°F) |
-5 ° C (23.1°F) |
-7.1 ° C (19.2°F) |
% 95 | 83% | 1 | Sunrise:07:37 AM Sunset: 04:14 PM |
Moonrise:04:43 AM Moonset: 01:41 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Light freezing rain |
-10.3 ° C (13.5°F) |
-5 ° C (23°F) |
-6.9 ° C (19.6°F) |
% 93 | 84% | 1 | Sunrise:07:38 AM Sunset: 04:14 PM |
Moonrise:05:50 AM Moonset: 02:10 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Moderate snow |
-12.4 ° C (9.7°F) |
-8.4 ° C (17°F) |
-9.8 ° C (14.3°F) |
% 94 | 83% | 1 | Sunrise:07:39 AM Sunset: 04:15 PM |
Moonrise:06:55 AM Moonset: 02:47 PM Moon Phase ( Waning Crescent ) |
|