Overcast · Updated June 29, 2026 at 05:47 UTC
| Day | Icon | Conditions | High | Low | Precip |
|---|---|---|---|---|---|
| Today 2026-06-28 |
☁️ | Overcast | 75°F | 61°F | 0.00" |
| Monday 2026-06-29 |
☁️ | Overcast | 79°F | 59°F | 0.00" |
| Tuesday 2026-06-30 |
☁️ | Overcast | 77°F | 57°F | 0.00" |
| Wednesday 2026-07-01 |
☀️ | Clear sky | 81°F | 61°F | 0.00" |
| Thursday 2026-07-02 |
☀️ | Clear sky | 84°F | 63°F | 0.00" |
| Friday 2026-07-03 |
☁️ | Overcast | 88°F | 65°F | 0.00" |
| Saturday 2026-07-04 |
☁️ | Overcast | 87°F | 69°F | 0.00" |
Rancho Cucamonga is located in California at coordinates 34.1064°N, 117.5931°W. With a population of approximately 177,751, it is one of the major cities in California. Weather data is sourced from the Open-Meteo API and updates automatically every hour. Temperatures are shown in Fahrenheit. Wind speeds are in miles per hour.
Currently in Rancho Cucamonga, CA: Overcast with a temperature of 62°F (feels like 61°F). Humidity is 84% and winds are 6 mph WSW.
The ideal time to visit Rancho Cucamonga depends on your weather preference. Spring and fall generally offer the most comfortable temperatures. Check the monthly averages above for a complete picture.
Snow frequency in Rancho Cucamonga depends on its elevation and latitude (coordinates: 34.11°N). Cities at higher latitudes or elevations typically see more winter precipitation. Check the 7-day forecast above for current conditions.
Weather data is sourced from Open-Meteo, which uses ECMWF and other global weather models. Data updates hourly and is based on the precise coordinates for Rancho Cucamonga (34.1064°N, 117.5931°W).
See the 7-day forecast table above for current highs and lows. Historical climate data for Rancho Cucamonga shows typical temperature ranges that vary significantly by season.
Current conditions and forecasts are provided by Open-Meteo (open-meteo.com), a free and open-source weather API. Weather codes follow the WMO (World Meteorological Organization) standard. All times are in the local timezone for Rancho Cucamonga, California.