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Lake Perris is a reservoir located in California managed by California State Parks. Research-grade observations nearby include Largemouth Bass, Rainbow Trout, Redear Sunfish, and Channel Catfish. Other waters in the region include Diamond Valley Lake, Big Bear Lake, and Silverwood Lake. The page brings together an hourly and 7-day forecast, wind and gust outlook, fishing conditions, and activity scores for boating, paddling, and swimming. Current weather, wind, and activity conditions for Lake Perris are updated throughout the day.
Updated
No active alerts for this lake as of the last check (Oct 9, 12:17 AM PDT). Alerts are re-checked automatically; see the official source for updates.
Overall Good (87/100) across 4 activities. Best right now: Boating (99/100).
How the score is calculated →Best excellent fishing window, averaging 90/100 across these hours. Wind 0 mph from the north-northwest. Dawn hours (06:00 local). Derived from the hourly forecast; official alerts are not forecast and are checked separately.
| Metric | 7a | 8a | 9a | 10a | 11a | 12p | 1p | 2p | 3p | 4p | 5p | 6p | 7p | 8p | 9p | 10p | 11p | 12a | 1a | 2a | 3a | 4a | 5a | 6a |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 74° | 73° | 72° | 71° | 69° | 68° | 68° | 66° | 69° | 74° | 78° | 85° | 89° | 91° | 92° | 93° | 92° | 91° | 88° | 82° | 78° | 76° | 73° | 71° |
| Wind (kts) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 4 | 4 | 9 | 9 | 9 | 9 | 4 | 0 | 0 | 0 | 0 |
| Direction | — | — | — | — | — | — | — | — | — | — | — | W | W | W | W | W | W | W | W | W | — | — | — | — |
| Gusts (kts) | 4 | 1 | 4 | 1 | 4 | 1 | 1 | 1 | 6 | 4 | 5 | 7 | 8 | 10 | 12 | 13 | 15 | 16 | 14 | 8 | 5 | 5 | 5 | 6 |
| Precip % | 0% | 0% | 0% | 0% | 0% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% | 1% |
| Time | Temp | Wind | Gusts | Precip | Cloud | Condition |
|---|---|---|---|---|---|---|
| Fri, 12 AM PDT | 74°F | Calm | 5 mph | 0% | 1% | Clear |
| Fri, 1 AM PDT | 73°F | Calm | 1 mph | 0% | 1% | Clear |
| Fri, 2 AM PDT | 72°F | Calm | 5 mph | 0% | 3% | Clear |
| Fri, 3 AM PDT | 71°F | Calm | 1 mph | 0% | 3% | Clear |
| Fri, 4 AM PDT | 69°F | Calm | 5 mph | 0% | 3% | Clear |
| Fri, 5 AM PDT | 68°F | Calm | 1 mph | 1% | 5% | Clear |
| Fri, 6 AM PDT | 68°F | Calm | 1 mph | 1% | 5% | Sunny |
| Fri, 7 AM PDT | 66°F | Calm | 1 mph | 1% | 5% | Sunny |
| Fri, 8 AM PDT | 69°F | Calm | 7 mph | 1% | 3% | Sunny |
| Fri, 9 AM PDT | 74°F | Calm | 5 mph | 1% | 3% | Sunny |
| Fri, 10 AM PDT | 78°F | Calm | 6 mph | 1% | 3% | Sunny |
| Fri, 11 AM PDT | 85°F | 5 mph W (270°) | 8 mph | 1% | 1% | Sunny |
| Fri, 12 PM PDT | 89°F | 5 mph W (270°) | 9 mph | 1% | 1% | Sunny |
| Fri, 1 PM PDT | 91°F | 5 mph W (270°) | 12 mph | 1% | 1% | Sunny |
| Fri, 2 PM PDT | 92°F | 5 mph W (270°) | 14 mph | 1% | 2% | Sunny |
| Fri, 3 PM PDT | 93°F | 10 mph W (270°) | 15 mph | 1% | 2% | Sunny |
| Fri, 4 PM PDT | 92°F | 10 mph W (270°) | 17 mph | 1% | 2% | Sunny |
| Fri, 5 PM PDT | 91°F | 10 mph W (270°) | 18 mph | 1% | 3% | Sunny |
| Fri, 6 PM PDT | 88°F | 10 mph W (270°) | 16 mph | 1% | 3% | Clear |
| Fri, 7 PM PDT | 82°F | 5 mph W (270°) | 9 mph | 1% | 3% | Clear |
| Fri, 8 PM PDT | 78°F | Calm | 6 mph | 1% | 3% | Clear |
| Fri, 9 PM PDT | 76°F | Calm | 6 mph | 1% | 3% | Clear |
| Fri, 10 PM PDT | 73°F | Calm | 6 mph | 1% | 3% | Clear |
| Fri, 11 PM PDT | 71°F | Calm | 7 mph | 1% | 27% | Partly Cloudy |
| Sat, 12 AM PDT | 70°F | Calm | 6 mph | 1% | 27% | Partly Cloudy |
Official National Weather Service hourly forecast. Showing 10 of 25 hours. Wind arrows point the way the wind is blowing; the compass point and degrees show where it comes from.
| Period | Overnight October 9, 2026 | Friday October 9, 2026 | Friday Night October 9, 2026 | Saturday October 10, 2026 | Saturday Night October 10, 2026 | Sunday October 11, 2026 | Sunday Night October 11, 2026 | Columbus Day October 12, 2026 | Monday Night October 12, 2026 | Tuesday October 13, 2026 | Tuesday Night October 13, 2026 | Wednesday October 14, 2026 | Wednesday Night October 14, 2026 | Thursday October 15, 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp (°F) | 66° | 94° | 64° | 84° | 62° | 75° | 52° | 64° | 48° | 69° | 48° | 78° | 53° | 84° |
| Wind | 0 mph | W 0 to 10 mph | N 0 to 10 mph | S 0 to 10 mph | W 0 to 10 mph | SW 5 to 15 mph | S 10 to 20 mph | SW 5 to 10 mph | S 0 to 10 mph | SW 0 to 5 mph | W 0 to 10 mph | N 0 to 5 mph | NE 5 to 10 mph | N 0 to 10 mph |
| Gusts | 5 mph | 20 mph | 16 mph | 16 mph | 15 mph | 23 mph | 31 mph | 18 mph | 16 mph | 12 mph | 12 mph | 12 mph | 13 mph | 7 mph |
| Precip % | 1% | 1% | 1% | 16% | 57% | 67% | 88% | 88% | 54% | 13% | 4% | 1% | 1% | 0% |
| Forecast |
No active USGS or USACE telemetry gauge is currently mapped to Lake Perris. Not available from a verified source for this lake.
Good for fishing (83/100), from 5 available inputs. Supporting this: Wind 0 mph from the north-northwest. 0% chance of precipitation. Not available from a verified source for this lake: pressure trend, water temperature. Confidence is moderate (74%) because some inputs are unavailable or older than ideal.
Excellent for boating (99/100), from 4 available inputs. Supporting this: Wind 0 mph from the north-northwest. Gusts to 5 mph. Not available from a verified source for this lake: visibility and conditions, verified water access. Confidence is moderate (84%) because some inputs are unavailable or older than ideal.
Fair for sailing (61/100), from 4 available inputs. Supporting this: No active official alerts for this lake. Gusts are within 5 mph of sustained wind, so the breeze is steady. Working against it: Wind 0 mph is light; expect limited sailing. Not available from a verified source for this lake: visibility. Confidence is high (88%).
Excellent for kayaking (99/100), from 5 available inputs. Supporting this: Wind 0 mph from the north-northwest. Gusts to 5 mph. Confidence is high (90%).
Water temperature is not available from a verified source for this lake. No swimming score is shown without it.
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Individual boat ramp GPS coordinates are maintained under the jurisdiction of California State Parks. Public boaters should verify seasonal launch water levels, gate hours, and daily vehicle/vessel fees before traveling.
Lake Perris is an established freshwater reservoir in CA that delivers excellent freshwater boating, fishing, and outdoor recreation. The waterbody's bathymetry and shoreline vegetation provide productive habitat for gamefish year-round. Public recreation areas and boat launch facilities are administered by California State Parks.
Valid freshwater sport fishing license issued by California Department of Fish and Wildlife (CDFW) is required for anglers age 16+. Digital license on mobile is accepted.
Mandatory Clean, Drain & Dry inspection. Out-of-area craft require on-site Aquatic Invasive Species (AIS Quagga/Zebra) inspection or decontamination before launch. USCG life jackets required for all.
Managed under state park jurisdiction. Standard vehicle day-use entry fees or valid annual state park passes are required at entry gates and designated day-use areas.
High-speed motorboating, pontoon cruising, wakeboarding, and water skiing across main channels. Target gamefish include Largemouth Bass, Rainbow Trout, Redear Sunfish, Channel Catfish. Morning hours typically provide optimal glassy conditions for kayak and stand-up paddleboard (SUP) touring.
Warm water temperatures, peak swimming, active watersports, and open full-service campgrounds. Highest weekly attendance; plan early arrivals on summer weekends.
Spring pre-spawn and fall feeding transitions create prime trophy angling conditions. Cooler air, lower boat traffic, and vibrant seasonal shoreline foliage.
Mild year-round outdoor climate. Uncrowded waters, active winter bass and crappie fishing, and open year-round boat launch access.
No external source rows are cited by the data currently shown on this page.
Updated
Scores are heuristics, not safety guarantees. LakeRadar scores summarize available conditions and are not a substitute for official warnings, local rules, or on-water judgment.
All telemetry for Lake Perris is synchronized directly from authorized federal and state monitoring networks (USGS, NWS, NOAA, and state environmental authorities). Observations are strictly instrumented readings — unmonitored sensors are transparently disclosed rather than synthetic estimates.
Last source audit: Oct 9, 12:17 AM PDT