Shasta Lake Weather Forecast 15 Days, Weather in Shasta Lake Today
Current weather conditions and 15 day weather forecast for Shasta Lake, 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 Shasta Lake
| 05 December 2025 Friday 5.1 ° C / 41.2°F  Fog |
Feels Like : 4.2 ° C / 39.5°F Humidity : % 96 Pressure : 1024 mb Wind Speed : 5 kmph / 3.1 miles from NNW  Visibility : 0.4 km Precipitation (rainfall) : 0 mm Cloud (%) : 60 |
15 day weather forecast for Shasta Lake, CA, USA
Weather Forecast for next 15 Days for Shasta Lake 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 Shasta Lake, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 05 December 2025 Friday |  Sunny |
5.6 ° C (42.1°F) |
19.9 ° C (67.8°F) |
12.3 ° C (54.1°F) |
% 72 | 0% | 0.4 | Sunrise:07:19 AM Sunset: 04:42 PM |
Moonrise:05:18 PM Moonset: 08:32 AM Moon Phase ( Full Moon ) |
|
| 06 December 2025 Saturday | Fog |
6.8 ° C (44.2°F) |
12.8 ° C (55°F) |
10.1 ° C (50.1°F) |
% 91 | 0% | 0.3 | Sunrise:07:20 AM Sunset: 04:42 PM |
Moonrise:06:31 PM Moonset: 09:36 AM Moon Phase ( Waning Gibbous ) |
|
| 07 December 2025 Sunday |  Overcast |
7.4 ° C (45.3°F) |
16.3 ° C (61.3°F) |
10.8 ° C (51.5°F) |
% 72 | 0% | 0.3 | Sunrise:07:20 AM Sunset: 04:42 PM |
Moonrise:07:49 PM Moonset: 10:25 AM Moon Phase ( Waning Gibbous ) |
|
| 08 December 2025 Monday | Sunny |
7.1 ° C (44.9°F) |
17.3 ° C (63.1°F) |
10.9 ° C (51.5°F) |
% 67 | 0% | 0.3 | Sunrise:07:21 AM Sunset: 04:42 PM |
Moonrise:09:05 PM Moonset: 11:04 AM Moon Phase ( Waning Gibbous ) |
|
| 09 December 2025 Tuesday |  Partly Cloudy |
8.4 ° C (47.2°F) |
15 ° C (59°F) |
11.3 ° C (52.3°F) |
% 78 | 0% | 0 | Sunrise:07:22 AM Sunset: 04:42 PM |
Moonrise:10:16 PM Moonset: 11:34 AM Moon Phase ( Waning Gibbous ) |
|
| 10 December 2025 Wednesday | Partly Cloudy |
10.7 ° C (51.2°F) |
17.6 ° C (63.7°F) |
13.7 ° C (56.6°F) |
% 82 | 0% | 4 | Sunrise:07:23 AM Sunset: 04:42 PM |
Moonrise:11:24 PM Moonset: 11:58 AM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday | Sunny |
9.2 ° C (48.5°F) |
19.3 ° C (66.7°F) |
12.7 ° C (54.9°F) |
% 74 | 0% | 4 | Sunrise:07:24 AM Sunset: 04:42 PM |
Moonrise:No moonrise Moonset: 12:19 PM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday | Sunny |
7.7 ° C (45.8°F) |
17.3 ° C (63.1°F) |
11.3 ° C (52.3°F) |
% 69 | 0% | 4 | Sunrise:07:25 AM Sunset: 04:42 PM |
Moonrise:12:27 AM Moonset: 12:39 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday |  Patchy rain nearby |
6.7 ° C (44.1°F) |
10 ° C (50°F) |
8.8 ° C (47.8°F) |
% 82 | 77% | 2 | Sunrise:07:25 AM Sunset: 04:42 PM |
Moonrise:01:29 AM Moonset: 12:59 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday | Patchy rain nearby |
5.4 ° C (41.6°F) |
6.4 ° C (43.6°F) |
6.7 ° C (44.1°F) |
% 87 | 85% | 2 | Sunrise:07:26 AM Sunset: 04:43 PM |
Moonrise:02:30 AM Moonset: 01:20 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday |  Moderate rain |
6.4 ° C (43.5°F) |
7.3 ° C (45.2°F) |
7.4 ° C (45.2°F) |
% 92 | 87% | 2 | Sunrise:07:27 AM Sunset: 04:43 PM |
Moonrise:03:32 AM Moonset: 01:43 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Moderate rain |
7.2 ° C (44.9°F) |
8.8 ° C (47.9°F) |
8.1 ° C (46.6°F) |
% 96 | 89% | 2 | Sunrise:07:28 AM Sunset: 04:43 PM |
Moonrise:04:34 AM Moonset: 02:10 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Moderate rain |
4.2 ° C (39.5°F) |
5.8 ° C (42.5°F) |
6.1 ° C (42.9°F) |
% 93 | 89% | 2 | Sunrise:07:28 AM Sunset: 04:44 PM |
Moonrise:05:38 AM Moonset: 02:44 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Moderate rain |
5.9 ° C (42.6°F) |
8 ° C (46.5°F) |
7.5 ° C (45.5°F) |
% 96 | 89% | 2 | Sunrise:07:29 AM Sunset: 04:44 PM |
Moonrise:06:38 AM Moonset: 03:24 PM Moon Phase ( Waning Crescent ) |
|
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