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Winchester, CA Weather
Today: Mostly Sunny, high 75°F, low 53°F. Hourly and 10-day forecast from the National Weather Service. Times are local (PDT).
Winchester, CA current weather
No recent observation or forecast for this location right now. Please check again in a few minutes.
10-day forecast
Tap a day for details
Today10/28Low 53°High 75°
This Afternoon: Mostly sunny, with a high near 75. South wind around 5 mph.
Tonight: Mostly cloudy, with a low around 53. South wind 0 to 5 mph.
Mostly SunnyThu10/2916% chance of precipitationLow 56°High 74°
Thursday: Partly sunny, with a high near 74. Southwest wind 0 to 10 mph.
Thursday Night: A slight chance of rain showers after 11pm. Cloudy, with a low around 56. South wind 0 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Partly SunnyFri10/3016% chance of precipitationLow 53°High 70°
Friday: A slight chance of rain showers before 11am. Partly sunny, with a high near 70. South wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Friday Night: Mostly cloudy, with a low around 53.
Slight Chance Rain Showers then Partly SunnySat10/3179% chance of precipitationLow 55°High 68°
Saturday: Rain showers likely after 11am. Mostly cloudy, with a high near 68.
Saturday Night: Rain showers before 4am, then showers and thunderstorms likely. Cloudy, with a low around 55.
Rain Showers LikelySun11/172% chance of precipitationLow 52°High 67°
Sunday: Showers and thunderstorms likely. Mostly cloudy, with a high near 67.
Sunday Night: A chance of rain showers before 10pm. Mostly cloudy, with a low around 52.
Showers And Thunderstorms LikelyMon11/2Low 52°High 73°
Monday: Sunny, with a high near 73.
Monday Night: Mostly clear, with a low around 52.
SunnyTue11/312% chance of precipitationLow 52°High 75°
Tuesday: Sunny, with a high near 75.
Tuesday Night: Mostly clear, with a low around 52.
SunnyWed11/4Model blendLow 53°High 73°
Wednesday: Mostly sunny. High near 73°. Low that night near 53°.
Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.
Thu11/5Model blendLow 53°High 72°
Thursday: Partly cloudy. High near 72°. Low that night near 53°.
Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.
Fri11/6Model blend15% chance of precipitationLow 52°High 69°
Friday: Partly cloudy. High near 69°. Low that night near 52°. About 0.03 in of precipitation.
Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.
Forecast for 33.720, -117.065 from the NWS SGX office, updated 10/28/2026, 11:33 AM PT · Official forecast on weather.gov
Days 8 to 10: NOAA National Blend of Models, station KHMT (Hemet/Ryan Arpt, 2 mi), model run 10/28/2026, 1:00 PM PDT
From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.
Radar and satellite
National radarNEXRAD (up to 24 hours) and GOES
Frequently asked questions
- What is the high temperature today in Winchester, CA?
- The National Weather Service forecast for this afternoon calls for a high near 75°F. Mostly Sunny.
- What is the 10-day forecast for Winchester, CA?
- The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 4 to Nov 6) come from the NOAA National Blend of Models, with highs of 69°F to 73°F. Model guidance this far out often changes.
- What time is sunrise and sunset in Winchester, CA today?
- Sunrise is about 7:04 AM PDT and sunset is about 5:59 PM PDT (calculated for the center of the area, within a few minutes).
- What is the normal October weather in Winchester, CA?
- At San Jacinto, the 1991 to 2020 normal high in October is 82°F and the normal low is 53°F.
Nearby hazards
California hazardsSevere storm and flash flood outlooks, expected rain, river flooding and wildfires near this area
- Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
- Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
- River gauges within 40 miles at or above flood stage: None reported
- Active wildfires within 50 miles: NORTE Fire (570 acres), MAPLE Fire, BONSALL 2 Fire
Drought
By countyRiverside County, week of 10/20/2026
49% of the county is in moderate drought or worse.
Sun and moon
Local time, center of the area
- Sunrise
- 7:04 AM
- Sunset
- 5:59 PM
- Daylight
- 10 hr 56 min
- Moon
- Waning Gibbous 91% lit
- First light (civil dawn)
- 6:38 AM
- Last light (civil dusk)
- 6:25 PM
- Moonrise
- 7:44 PM
- Moonset
- 10:01 AM
Normal October weather
ClimateNormal October high 82°, low 53°, precipitation 0.54 in for the month. 1991 to 2020 normals at San Jacinto, 7 mi away.
Other places nearby
Data sources
- National Weather Service APINOAA
- National Blend of Models (NBM) text guidanceNOAA National Weather Service
- Convective Outlooks and Storm ReportsNOAA Storm Prediction Center
- Excessive Rainfall Outlook and Quantitative Precipitation ForecastsNOAA Weather Prediction Center
- National Water Prediction ServiceNOAA National Weather Service
- WFIGS Current Wildland Fire IncidentsNational Interagency Fire Center
- Hazard Mapping System Smoke AnalysisNOAA NESDIS Office of Satellite and Product Operations
- UV Index Forecast (Envirofacts)U.S. Environmental Protection Agency and NOAA
- AirNowU.S. Environmental Protection Agency
- NWS HeatRisk (experimental)NOAA National Weather Service
- U.S. Drought MonitorNational Drought Mitigation Center, USDA and NOAA
- BEACON 2.0 Beach Advisory and Closing On-line NotificationU.S. Environmental Protection Agency
- U.S. Climate Normals 1991-2020NOAA National Centers for Environmental Information
- Tides & Currents (CO-OPS API)NOAA Center for Operational Oceanographic Products and Services
- NEXRAD radar tilesIowa Environmental Mesonet, Iowa State University
- GOES-East and GOES-West GeoColor imageryNOAA NESDIS Center for Satellite Applications and Research
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About this data
Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.
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