Weather WorldNewcastle, CA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Newcastle, CA Weather Forecast
Newcastle, CA Weather Forecast Date: 202 PM PDT Sat Sep 12 2026
The area/counties/county of: Sac Metro/W. El Dorado/Amador County, including the city of Lincoln, Roseville, Sacramento, Elk Grove, Folsom.or toggle through each period.
Tonight... Haze early in the evening. Clear. Lows around 53. South winds 10 to 15 mph. Gusts up to 30 mph Decreasing to 20 mph after midnight.
Sunday... Sunny. Highs around 81. Light winds becoming northwest up to 10 mph in the afternoon.
Sunday Night... Clear. Lows around 55. Light winds.
Monday... Sunny, warmer. Highs 86 to 92. Northwest winds up to 10 mph with gusts to around 20 mph.
Monday Night... Clear. Lows 55 to 61. West winds up to 10 mph in the evening becoming light.
Tuesday... Sunny. Highs around 89.
Tuesday Night... Clear. Lows 55 to 61.
Wednesday... Clear. Highs around 90. Lows 55 to 61.
Thursday... Clear. Highs around 90. Lows 55 to 61.
Friday... Clear. Highs around 90. Lows 55 to 61.
POP = Probability of Precipitation
Newcastle Radar Loop
Use the map search tool if you want to place a location marker on the radar map...