Newcastle Weather Forecast 15 Days, Weather in Newcastle Today
Current weather conditions and 15 day weather forecast for Newcastle, 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 Newcastle
| 27 March 2026 Friday 21.7 ° C / 71.1°F  Sunny |
Feels Like : 21.7 ° C / 71.1°F Humidity : % 32 Pressure : 1014 mb Wind Speed : 3.6 kmph / 2.2 miles from NNW  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Newcastle, CA, USA
Weather Forecast for next 15 Days for Newcastle 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 Newcastle, 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 26 March 2026 Thursday | Sunny |
11.4 ° C (52.5°F) |
27.5 ° C (81.5°F) |
19.1 ° C (66.3°F) |
% 46 | 0% | 1.6 | Sunrise:06:58 AM Sunset: 07:23 PM |
Moonrise:12:41 PM Moonset: 03:28 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 March 2026 Friday |  Overcast |
14.1 ° C (57.4°F) |
23.8 ° C (74.8°F) |
19.2 ° C (66.5°F) |
% 44 | 0% | 1.5 | Sunrise:06:56 AM Sunset: 07:24 PM |
Moonrise:01:54 PM Moonset: 04:12 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 March 2026 Saturday | Sunny |
15.5 ° C (59.9°F) |
24.5 ° C (76.1°F) |
19.6 ° C (67.2°F) |
% 66 | 0% | 1.5 | Sunrise:06:55 AM Sunset: 07:25 PM |
Moonrise:03:06 PM Moonset: 04:47 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 March 2026 Sunday | Sunny |
14.1 ° C (57.4°F) |
25.1 ° C (77.2°F) |
19.1 ° C (66.4°F) |
% 52 | 0% | 1.4 | Sunrise:06:53 AM Sunset: 07:26 PM |
Moonrise:04:15 PM Moonset: 05:17 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 March 2026 Monday |  Partly Cloudy |
13.3 ° C (55.9°F) |
21 ° C (69.8°F) |
16.5 ° C (61.7°F) |
% 49 | 0% | 0 | Sunrise:06:52 AM Sunset: 07:26 PM |
Moonrise:05:22 PM Moonset: 05:42 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 March 2026 Tuesday |  Heavy rain |
8.3 ° C (46.9°F) |
10.6 ° C (51.1°F) |
10.4 ° C (50.6°F) |
% 82 | 81% | 3 | Sunrise:06:50 AM Sunset: 07:27 PM |
Moonrise:06:26 PM Moonset: 06:05 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 April 2026 Wednesday |  Moderate rain |
6.2 ° C (43.1°F) |
11.1 ° C (51.9°F) |
9.4 ° C (49°F) |
% 95 | 87% | 2 | Sunrise:06:49 AM Sunset: 07:28 PM |
Moonrise:07:30 PM Moonset: 06:26 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 April 2026 Thursday | Sunny |
4.2 ° C (39.5°F) |
14.3 ° C (57.8°F) |
8.6 ° C (47.5°F) |
% 74 | 0% | 3 | Sunrise:06:47 AM Sunset: 07:29 PM |
Moonrise:08:32 PM Moonset: 06:49 AM Moon Phase ( Full Moon ) |
|
| 03 April 2026 Friday | Sunny |
3.8 ° C (38.9°F) |
17.9 ° C (64.3°F) |
10.7 ° C (51.3°F) |
% 62 | 0% | 4 | Sunrise:06:45 AM Sunset: 07:30 PM |
Moonrise:09:36 PM Moonset: 07:13 AM Moon Phase ( Waning Gibbous ) |
|
| 04 April 2026 Saturday | Sunny |
7.8 ° C (46°F) |
20.5 ° C (68.9°F) |
13.8 ° C (56.8°F) |
% 60 | 0% | 4 | Sunrise:06:44 AM Sunset: 07:31 PM |
Moonrise:10:39 PM Moonset: 07:41 AM Moon Phase ( Waning Gibbous ) |
|
| 05 April 2026 Sunday | Sunny |
9.7 ° C (49.4°F) |
19.6 ° C (67.2°F) |
13.9 ° C (56.9°F) |
% 64 | 0% | 4 | Sunrise:06:42 AM Sunset: 07:32 PM |
Moonrise:11:41 PM Moonset: 08:12 AM Moon Phase ( Waning Gibbous ) |
|
| 06 April 2026 Monday | Sunny |
6.4 ° C (43.5°F) |
16.9 ° C (62.5°F) |
11.3 ° C (52.4°F) |
% 68 | 0% | 4 | Sunrise:06:41 AM Sunset: 07:33 PM |
Moonrise:No moonrise Moonset: 08:49 AM Moon Phase ( Waning Gibbous ) |
|
| 07 April 2026 Tuesday | Sunny |
6.6 ° C (43.9°F) |
20 ° C (68.1°F) |
13.1 ° C (55.6°F) |
% 58 | 0% | 4 | Sunrise:06:39 AM Sunset: 07:34 PM |
Moonrise:12:40 AM Moonset: 09:34 AM Moon Phase ( Waning Gibbous ) |
|
| 08 April 2026 Wednesday |  Cloudy |
9.6 ° C (49.2°F) |
21.8 ° C (71.2°F) |
15.6 ° C (60.1°F) |
% 51 | 0% | 4 | Sunrise:06:38 AM Sunset: 07:35 PM |
Moonrise:01:34 AM Moonset: 10:25 AM Moon Phase ( Waning Gibbous ) |
|
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