Santa Rosa Valley Weather Forecast 15 Days, Weather in Santa Rosa Valley Today
Current weather conditions and 15 day weather forecast for Santa Rosa Valley, California, 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 Santa Rosa Valley
| 19 December 2025 Friday 11.7 ° C / 53.1°F  Clear |
Feels Like : 11.9 ° C / 53.4°F Humidity : % 80 Pressure : 1015 mb Wind Speed : 4.3 kmph / 2.7 miles from NE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Santa Rosa Valley, CA, USA
Weather Forecast for next 15 Days for Santa Rosa Valley 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 Santa Rosa Valley, California 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 19 December 2025 Friday | Sunny |
11.6 ° C (52.9°F) |
22.7 ° C (72.9°F) |
15.7 ° C (60.3°F) |
% 54 | 0% | 0.6 | Sunrise:06:57 AM Sunset: 04:49 PM |
Moonrise:06:56 AM Moonset: 04:23 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Sunny |
8.9 ° C (48°F) |
21 ° C (69.8°F) |
14 ° C (57.3°F) |
% 64 | 0% | 0.6 | Sunrise:06:57 AM Sunset: 04:49 PM |
Moonrise:07:48 AM Moonset: 05:19 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Partly Cloudy |
10.2 ° C (50.4°F) |
21.6 ° C (70.9°F) |
14.8 ° C (58.7°F) |
% 67 | 0% | 0.5 | Sunrise:06:58 AM Sunset: 04:50 PM |
Moonrise:08:33 AM Moonset: 06:19 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
12.3 ° C (54.2°F) |
22 ° C (71.6°F) |
15.7 ° C (60.3°F) |
% 66 | 0% | 0.5 | Sunrise:06:58 AM Sunset: 04:50 PM |
Moonrise:09:13 AM Moonset: 07:21 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday |  Moderate rain |
11.2 ° C (52.1°F) |
18.8 ° C (65.8°F) |
13.2 ° C (55.8°F) |
% 78 | 58% | 0 | Sunrise:06:59 AM Sunset: 04:51 PM |
Moonrise:09:47 AM Moonset: 08:23 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Moderate rain |
9.6 ° C (49.3°F) |
14.2 ° C (57.6°F) |
12.1 ° C (53.8°F) |
% 91 | 87% | 3 | Sunrise:06:59 AM Sunset: 04:51 PM |
Moonrise:10:17 AM Moonset: 09:26 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Moderate rain |
8.8 ° C (47.9°F) |
16.3 ° C (61.3°F) |
12.9 ° C (55.2°F) |
% 83 | 87% | 3 | Sunrise:07:00 AM Sunset: 04:52 PM |
Moonrise:10:45 AM Moonset: 10:27 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Moderate rain |
9 ° C (48.3°F) |
12.2 ° C (54°F) |
10.7 ° C (51.3°F) |
% 87 | 87% | 3 | Sunrise:07:00 AM Sunset: 04:53 PM |
Moonrise:11:11 AM Moonset: 11:31 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Moderate rain |
9.4 ° C (48.9°F) |
12.8 ° C (55°F) |
10.5 ° C (50.9°F) |
% 82 | 82% | 3 | Sunrise:07:01 AM Sunset: 04:53 PM |
Moonrise:11:38 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Partly Cloudy |
9.8 ° C (49.6°F) |
14.4 ° C (57.8°F) |
11.4 ° C (52.6°F) |
% 74 | 0% | 4 | Sunrise:07:01 AM Sunset: 04:54 PM |
Moonrise:12:07 PM Moonset: 12:36 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday |  Patchy rain nearby |
8.8 ° C (47.8°F) |
14.7 ° C (58.5°F) |
11 ° C (51.8°F) |
% 80 | 85% | 3 | Sunrise:07:01 AM Sunset: 04:55 PM |
Moonrise:12:39 PM Moonset: 01:44 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday |  Cloudy |
8.2 ° C (46.8°F) |
15.9 ° C (60.6°F) |
11 ° C (51.8°F) |
% 77 | 0% | 3 | Sunrise:07:01 AM Sunset: 04:55 PM |
Moonrise:01:19 PM Moonset: 02:56 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Moderate rain |
10.1 ° C (50.2°F) |
11.9 ° C (53.4°F) |
11.3 ° C (52.3°F) |
% 74 | 89% | 3 | Sunrise:07:02 AM Sunset: 04:56 PM |
Moonrise:02:06 PM Moonset: 04:12 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 January 2026 Thursday | Sunny |
8.3 ° C (46.9°F) |
15.8 ° C (60.4°F) |
11.3 ° C (52.3°F) |
% 32 | 0% | 4 | Sunrise:07:02 AM Sunset: 04:57 PM |
Moonrise:03:05 PM Moonset: 05:27 AM Moon Phase ( Waxing Gibbous ) |
|
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