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Newcastle, CA Weather Forecast


Newcastle, CA Weather Forecast Dated: 208 AM Wed Nov 11 2026
Expect a cool pattern with a mix of sun and clouds and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate.
Wednesday, November 11, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
56°F 14°C
Clear
Pleasant near 72°F 22°C, sunny throughout the day, with increasing humidity and steady pressure.
Thursday, November 12, 2026
Mid-Morning
66°F 19°C
Sunny
Mid-Afternoon
73°F 23°C
Cloudy
Early-Evening
60°F 16°C
Cloudy
Comfortable with temperatures reaching 73°F 23°C, sunny in the morning, becoming cloudy through the afternoon and evening, with increasing humidity and barometric pressure falling.
Friday, November 13, 2026
Mid-Morning
57°F 14°C
Light Rain
Mid-Afternoon
54°F 12°C
Rain
Early-Evening
50°F 10°C
Light Rain
Chilly near 54°F 12°C, on-and-off showers throughout the day, with increasing humidity and steady pressure. Winds out of the SSW at 13 mph 21 km/h.
Saturday, November 14, 2026
Mid-Morning
52°F 11°C
Scattered Showers
Mid-Afternoon
57°F 14°C
Partly Cloudy
Early-Evening
48°F 9°C
Partly Cloudy
Crisp with a high near 57°F 14°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure.
Sunday, November 15, 2026
Mid-Morning
55°F 13°C
Cloudy
Mid-Afternoon
60°F 15°C
Cloudy
Early-Evening
52°F 11°C
Overcast
Refreshing around 60°F 15°C, cloudy in the morning, becoming overcast through the afternoon and evening, with increasing humidity and steady pressure.
Monday, November 16, 2026
Mid-Morning
51°F 10°C
Light Rain
Mid-Afternoon
50°F 10°C
Light Showers
Early-Evening
45°F 7°C
Light Showers
Cool and brisk at 50°F 10°C, on-and-off showers throughout the day, with steady humidity and steady pressure.
Tuesday, November 17, 2026
Mid-Morning
48°F 9°C
Partly Cloudy
Mid-Afternoon
51°F 11°C
Scattered Showers
Early-Evening
44°F 7°C
Scattered Showers
Chilly near 51°F 11°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure.
Wednesday, November 18, 2026
Mid-Morning
43°F 6°C
Drizzle
Mid-Afternoon
46°F 8°C
Light Rain
Early-Evening
45°F 7°C
Drizzle
Crisp with a high near 46°F 8°C, persistent showers off and on through the day, with steady humidity and steady pressure. Winds switching from the SE to the SSE at 11 mph 17 km/h. Gusts up to 30 mph 48 km/h.
Thursday, November 19, 2026
Mid-Morning
44°F 7°C
Scattered Showers
Mid-Afternoon
48°F 9°C
Scattered Showers
Early-Evening
43°F 6°C
Scattered Showers
Brisk around 48°F 9°C, locally heavy downpours at times, with steady humidity and steady pressure.
Friday, November 20, 2026
Mid-Morning
49°F 9°C
Cloudy
Mid-Afternoon
52°F 11°C
Cloudy
Early-Evening
44°F 7°C
Partly Cloudy
Cool and brisk at 52°F 11°C, overcast in the morning, cloudy in the afternoon, and partly cloudy this evening, with increasing humidity and steady pressure.
Saturday, November 21, 2026
Mid-Morning
48°F 9°C
Sunny
Mid-Afternoon
52°F 11°C
Sunny
Early-Evening
43°F 6°C
Partly Cloudy
Chilly near 52°F 11°C, sunny in the morning, becoming partly cloudy through the afternoon and evening, with increasing humidity and steady pressure.
Sunday, November 22, 2026
Mid-Morning
51°F 10°C
Partly Cloudy
Mid-Afternoon
52°F 11°C
Partly Cloudy
Early-Evening
45°F 8°C
Partly Cloudy
Crisp with a high near 52°F 11°C, partly cloudy throughout the day, with increasing humidity and steady pressure.
Monday, November 23, 2026
Mid-Morning
51°F 10°C
Partly Cloudy
Mid-Afternoon
53°F 11°C
Partly Cloudy
Early-Evening
47°F 8°C
Partly Cloudy
Brisk around 53°F 11°C, partly cloudy throughout the day, with increasing humidity and steady pressure.
Tuesday, November 24, 2026
Mid-Morning
53°F 12°C
Partly Cloudy
Mid-Afternoon
57°F 14°C
Overcast
Early-Evening
50°F 10°C
Overcast
Cool and brisk at 57°F 14°C, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with increasing humidity and steady pressure.
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