Castro Valley Weather Forecast 15 Days, Weather in Castro Valley Today
Current weather conditions and 15 day weather forecast for Castro 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 Castro Valley
| 10 November 2026 Tuesday 16.9 ° C / 62.4°F  Sunny |
Feels Like : 17.1 ° C / 62.8°F Humidity : % 71 Pressure : 1023 mb Wind Speed : 3.6 kmph / 2.2 miles from ENE  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 22 |
15 day weather forecast for Castro Valley, CA, USA
Weather Forecast for next 15 Days for Castro 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 Castro 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 10 November 2026 Tuesday | Sunny |
10.7 ° C (51.2°F) |
23.7 ° C (74.7°F) |
15.8 ° C (60.5°F) |
% 76 | 8% | 3.4 | Sunrise:06:43 AM Sunset: 05:01 PM |
Moonrise:08:34 AM Moonset: 05:51 PM Moon Phase ( New Moon ) |
|
| 11 November 2026 Wednesday | Sunny |
10.2 ° C (50.4°F) |
23.7 ° C (74.6°F) |
15.8 ° C (60.4°F) |
% 65 | 6% | 3.4 | Sunrise:06:44 AM Sunset: 05:00 PM |
Moonrise:09:35 AM Moonset: 06:43 PM Moon Phase ( Waxing Crescent ) |
|
| 12 November 2026 Thursday |  Partly Cloudy |
10.1 ° C (50.3°F) |
23.2 ° C (73.7°F) |
16.1 ° C (61°F) |
% 63 | 7% | 3.1 | Sunrise:06:45 AM Sunset: 04:59 PM |
Moonrise:10:29 AM Moonset: 07:40 PM Moon Phase ( Waxing Crescent ) |
|
| 13 November 2026 Friday |  Patchy rain nearby |
13.2 ° C (55.8°F) |
19 ° C (66.2°F) |
15.4 ° C (59.7°F) |
% 84 | 83% | 4 | Sunrise:06:46 AM Sunset: 04:58 PM |
Moonrise:11:14 AM Moonset: 08:41 PM Moon Phase ( Waxing Crescent ) |
|
| 14 November 2026 Saturday | Patchy rain nearby |
9.4 ° C (48.9°F) |
16.4 ° C (61.5°F) |
12.7 ° C (54.9°F) |
% 78 | 69% | 4 | Sunrise:06:47 AM Sunset: 04:58 PM |
Moonrise:11:51 AM Moonset: 09:42 PM Moon Phase ( First Quarter ) |
|
| 15 November 2026 Sunday |  Overcast |
9.1 ° C (48.3°F) |
15.2 ° C (59.3°F) |
11.9 ° C (53.4°F) |
% 81 | 81% | 4 | Sunrise:06:48 AM Sunset: 04:57 PM |
Moonrise:12:22 PM Moonset: 10:43 PM Moon Phase ( First Quarter ) |
|
| 16 November 2026 Monday |  Light drizzle |
8.9 ° C (48°F) |
13.6 ° C (56.5°F) |
11.3 ° C (52.3°F) |
% 77 | 83% | 3 | Sunrise:06:49 AM Sunset: 04:56 PM |
Moonrise:12:49 PM Moonset: 11:42 PM Moon Phase ( First Quarter ) |
|
| 17 November 2026 Tuesday | Patchy rain nearby |
6.6 ° C (43.8°F) |
14.8 ° C (58.6°F) |
11.4 ° C (52.5°F) |
% 73 | 36% | 4 | Sunrise:06:50 AM Sunset: 04:55 PM |
Moonrise:01:13 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 18 November 2026 Wednesday | Patchy rain nearby |
7.8 ° C (46°F) |
12.5 ° C (54.6°F) |
10.9 ° C (51.6°F) |
% 79 | 83% | 3 | Sunrise:06:51 AM Sunset: 04:55 PM |
Moonrise:01:35 PM Moonset: 12:40 AM Moon Phase ( Waxing Gibbous ) |
|
| 19 November 2026 Thursday | Patchy rain nearby |
5.5 ° C (41.9°F) |
11.2 ° C (52.1°F) |
8.2 ° C (46.7°F) |
% 77 | 66% | 3 | Sunrise:06:52 AM Sunset: 04:54 PM |
Moonrise:01:57 PM Moonset: 01:39 AM Moon Phase ( Waxing Gibbous ) |
|
| 20 November 2026 Friday | Sunny |
3.7 ° C (38.6°F) |
13 ° C (55.4°F) |
8.3 ° C (46.9°F) |
% 71 | 7% | 4 | Sunrise:06:53 AM Sunset: 04:54 PM |
Moonrise:02:20 PM Moonset: 02:39 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 November 2026 Saturday | Sunny |
4.6 ° C (40.3°F) |
13.7 ° C (56.6°F) |
8.7 ° C (47.7°F) |
% 75 | 9% | 4 | Sunrise:06:54 AM Sunset: 04:53 PM |
Moonrise:02:46 PM Moonset: 03:41 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 November 2026 Sunday | Sunny |
3.9 ° C (39.1°F) |
13.6 ° C (56.6°F) |
8.6 ° C (47.5°F) |
% 75 | 10% | 4 | Sunrise:06:55 AM Sunset: 04:53 PM |
Moonrise:03:15 PM Moonset: 04:46 AM Moon Phase ( Full Moon ) |
|
| 23 November 2026 Monday | Partly Cloudy |
4.7 ° C (40.4°F) |
14.6 ° C (58.3°F) |
9.9 ° C (49.9°F) |
% 73 | 36% | 4 | Sunrise:06:56 AM Sunset: 04:52 PM |
Moonrise:03:51 PM Moonset: 05:55 AM Moon Phase ( Full Moon ) |
|
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