Grass Valley Weather Forecast 15 Days, Weather in Grass Valley Today
Current weather conditions and 15 day weather forecast for Grass Valley, 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 Grass Valley
| 25 June 2026 Thursday 14.7 ° C / 58.4°F  Clear |
Feels Like : 8.4 ° C / 47.1°F Humidity : % 35 Pressure : 1012 mb Wind Speed : 11.5 kmph / 7.2 miles from WSW  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Grass Valley, OR, USA
Weather Forecast for next 15 Days for Grass 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 Grass Valley, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 25 June 2026 Thursday | Sunny |
13.5 ° C (56.3°F) |
29.1 ° C (84.4°F) |
20.3 ° C (68.6°F) |
% 27 | 1% | 5.8 | Sunrise:05:16 AM Sunset: 08:55 PM |
Moonrise:05:48 PM Moonset: 02:00 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 June 2026 Friday |  Patchy rain nearby |
10.4 ° C (50.6°F) |
18.6 ° C (65.5°F) |
14.4 ° C (57.9°F) |
% 58 | 17% | 6.8 | Sunrise:05:16 AM Sunset: 08:55 PM |
Moonrise:06:57 PM Moonset: 02:30 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 June 2026 Saturday |  Partly Cloudy |
7.7 ° C (45.9°F) |
16.3 ° C (61.4°F) |
11.9 ° C (53.4°F) |
% 57 | 17% | 5 | Sunrise:05:16 AM Sunset: 08:55 PM |
Moonrise:07:58 PM Moonset: 03:07 AM Moon Phase ( Full Moon ) |
|
| 28 June 2026 Sunday | Partly Cloudy |
8.9 ° C (48°F) |
17.6 ° C (63.7°F) |
12.9 ° C (55.2°F) |
% 60 | 7% | 5.5 | Sunrise:05:17 AM Sunset: 08:55 PM |
Moonrise:08:51 PM Moonset: 03:54 AM Moon Phase ( Full Moon ) |
|
| 29 June 2026 Monday | Partly Cloudy |
8.9 ° C (48°F) |
23.7 ° C (74.7°F) |
13.7 ° C (56.6°F) |
% 64 | 7% | 0 | Sunrise:05:17 AM Sunset: 08:55 PM |
Moonrise:09:34 PM Moonset: 04:49 AM Moon Phase ( Full Moon ) |
|
| 30 June 2026 Tuesday | Sunny |
9.4 ° C (48.8°F) |
21.6 ° C (71°F) |
15.2 ° C (59.4°F) |
% 50 | 2% | 5 | Sunrise:05:18 AM Sunset: 08:55 PM |
Moonrise:10:07 PM Moonset: 05:51 AM Moon Phase ( Full Moon ) |
|
| 01 July 2026 Wednesday | Partly Cloudy |
8.6 ° C (47.5°F) |
20.2 ° C (68.3°F) |
13.8 ° C (56.8°F) |
% 49 | 4% | 4 | Sunrise:05:19 AM Sunset: 08:55 PM |
Moonrise:10:34 PM Moonset: 06:57 AM Moon Phase ( Waning Gibbous ) |
|
| 02 July 2026 Thursday | Patchy rain nearby |
11.4 ° C (52.5°F) |
22.4 ° C (72.3°F) |
14.5 ° C (58.2°F) |
% 67 | 57% | 3 | Sunrise:05:19 AM Sunset: 08:54 PM |
Moonrise:10:56 PM Moonset: 08:03 AM Moon Phase ( Waning Gibbous ) |
|
| 03 July 2026 Friday | Patchy rain nearby |
12.1 ° C (53.8°F) |
16.8 ° C (62.2°F) |
13.6 ° C (56.4°F) |
% 70 | 57% | 3 | Sunrise:05:20 AM Sunset: 08:54 PM |
Moonrise:11:14 PM Moonset: 09:09 AM Moon Phase ( Waning Gibbous ) |
|
| 04 July 2026 Saturday | Patchy rain nearby |
9.8 ° C (49.6°F) |
20.7 ° C (69.3°F) |
14.6 ° C (58.4°F) |
% 53 | 17% | 3 | Sunrise:05:20 AM Sunset: 08:54 PM |
Moonrise:11:31 PM Moonset: 10:14 AM Moon Phase ( Waning Gibbous ) |
|
| 05 July 2026 Sunday | Sunny |
9.4 ° C (48.9°F) |
24.6 ° C (76.3°F) |
17.5 ° C (63.4°F) |
% 46 | 1% | 5 | Sunrise:05:21 AM Sunset: 08:54 PM |
Moonrise:11:47 PM Moonset: 11:18 AM Moon Phase ( Last Quarter ) |
|
| 06 July 2026 Monday | Sunny |
16 ° C (60.8°F) |
30.7 ° C (87.3°F) |
23.7 ° C (74.6°F) |
% 26 | 0% | 6 | Sunrise:05:22 AM Sunset: 08:53 PM |
Moonrise:Does not rise today Moonset: 12:24 PM Moon Phase ( Last Quarter ) |
|
| 07 July 2026 Tuesday | Sunny |
19.2 ° C (66.6°F) |
33.9 ° C (93°F) |
26.5 ° C (79.7°F) |
% 29 | 1% | 7 | Sunrise:05:22 AM Sunset: 08:53 PM |
Moonrise:12:03 AM Moonset: 01:31 PM Moon Phase ( Last Quarter ) |
|
| 08 July 2026 Wednesday | Sunny |
20 ° C (67.9°F) |
35.6 ° C (96.1°F) |
27.9 ° C (82.1°F) |
% 34 | 1% | 7 | Sunrise:05:23 AM Sunset: 08:52 PM |
Moonrise:12:22 AM Moonset: 02:42 PM Moon Phase ( Waning Crescent ) |
|
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