Weather in Castle Hill, California
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:24 PM ET · Refreshes every hour
70°F
Clear sky
Feels like 70°F
56%
Humidity
11 mph
Wind Speed
About Weather in Castle Hill
Castle Hill is located in California (coordinates: 37.874718°N, 122.058582°W). Weather data is sourced from Open-Meteo, a free and open meteorological API using data from national weather services including NOAA.
All temperatures are displayed in Fahrenheit. Wind speed is in miles per hour.