Riverside Weather Forecast 15 Days, Weather in Riverside Today
Current weather conditions and 15 day weather forecast for Riverside, 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.
Current weather conditions at Riverside
| 25 December 2025 Thursday 3.3 ° C / 37.9°F  Overcast |
Feels Like : 1.9 ° C / 35.3°F Humidity : % 92 Pressure : 1005 mb Wind Speed : 5.8 kmph / 3.6 miles from N  Visibility : 16 km Precipitation (rainfall) : 0.33 mm Cloud (%) : 100 |
15 day weather forecast for Riverside, WA, USA
Weather Forecast for next 15 Days for Riverside 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 Riverside, Washington 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 25 December 2025 Thursday |  Moderate rain |
1 ° C (33.8°F) |
4.2 ° C (39.6°F) |
2.3 ° C (36.2°F) |
% 91 | 89% | 0 | Sunrise:07:49 AM Sunset: 04:08 PM |
Moonrise:11:03 AM Moonset: 10:20 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday |  Moderate or heavy snow showers |
-1.2 ° C (29.9°F) |
1.5 ° C (34.7°F) |
0.9 ° C (33.7°F) |
% 92 | 80% | 0.1 | Sunrise:07:49 AM Sunset: 04:09 PM |
Moonrise:11:18 AM Moonset: 11:36 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday |  Sunny |
-9.5 ° C (14.8°F) |
-6.2 ° C (20.8°F) |
-6.5 ° C (20.3°F) |
% 68 | 0% | 0.1 | Sunrise:07:50 AM Sunset: 04:10 PM |
Moonrise:11:33 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday |  Partly Cloudy |
-11.5 ° C (11.3°F) |
-4.4 ° C (24.1°F) |
-7.2 ° C (19.1°F) |
% 82 | 0% | 0.2 | Sunrise:07:50 AM Sunset: 04:10 PM |
Moonrise:11:49 AM Moonset: 12:54 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Partly Cloudy |
-6 ° C (21.2°F) |
-1.9 ° C (28.6°F) |
-4.1 ° C (24.7°F) |
% 84 | 0% | 0 | Sunrise:07:50 AM Sunset: 04:11 PM |
Moonrise:12:09 PM Moonset: 02:15 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Partly Cloudy |
-2.8 ° C (26.9°F) |
0.6 ° C (33.2°F) |
-1.3 ° C (29.6°F) |
% 87 | 0% | 2 | Sunrise:07:50 AM Sunset: 04:12 PM |
Moonrise:12:35 PM Moonset: 03:42 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
-3.7 ° C (25.3°F) |
1.4 ° C (34.5°F) |
-1.8 ° C (28.8°F) |
% 88 | 0% | 2 | Sunrise:07:50 AM Sunset: 04:13 PM |
Moonrise:01:11 PM Moonset: 05:10 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Partly Cloudy |
-2.7 ° C (27.1°F) |
1 ° C (33.8°F) |
-1.3 ° C (29.7°F) |
% 88 | 0% | 2 | Sunrise:07:50 AM Sunset: 04:14 PM |
Moonrise:02:02 PM Moonset: 06:33 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 January 2026 Friday | Moderate or heavy snow showers |
-4.5 ° C (24°F) |
1.8 ° C (35.3°F) |
-1.6 ° C (29.2°F) |
% 91 | 86% | 1 | Sunrise:07:50 AM Sunset: 04:15 PM |
Moonrise:03:11 PM Moonset: 07:44 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 January 2026 Saturday |  Cloudy |
-5.6 ° C (22°F) |
1.2 ° C (34.2°F) |
-2.7 ° C (27.1°F) |
% 94 | 0% | 1 | Sunrise:07:50 AM Sunset: 04:16 PM |
Moonrise:04:32 PM Moonset: 08:36 AM Moon Phase ( Full Moon ) |
|
| 04 January 2026 Sunday |  Light snow |
-5.3 ° C (22.5°F) |
0.2 ° C (32.3°F) |
-1.7 ° C (29°F) |
% 97 | 68% | 1 | Sunrise:07:50 AM Sunset: 04:17 PM |
Moonrise:05:59 PM Moonset: 09:13 AM Moon Phase ( Waning Gibbous ) |
|
| 05 January 2026 Monday |  Freezing fog |
-4.7 ° C (23.6°F) |
-1.5 ° C (29.3°F) |
-3.5 ° C (25.8°F) |
% 98 | 89% | 1 | Sunrise:07:49 AM Sunset: 04:18 PM |
Moonrise:07:24 PM Moonset: 09:40 AM Moon Phase ( Waning Gibbous ) |
|
| 06 January 2026 Tuesday |  Fog |
-4.5 ° C (24°F) |
1.8 ° C (35.2°F) |
-0.3 ° C (31.5°F) |
% 98 | 0% | 1 | Sunrise:07:49 AM Sunset: 04:19 PM |
Moonrise:08:43 PM Moonset: 10:00 AM Moon Phase ( Waning Gibbous ) |
|
| 07 January 2026 Wednesday | Partly Cloudy |
-5.2 ° C (22.6°F) |
1.1 ° C (34°F) |
-1.6 ° C (29.1°F) |
% 92 | 0% | 2 | Sunrise:07:49 AM Sunset: 04:21 PM |
Moonrise:09:58 PM Moonset: 10:16 AM Moon Phase ( Waning Gibbous ) |
|
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