Castaic Lake

Castaic Lake

Castaic, Los Angeles County, CA
3mi²
453.00ft
Directions
Lake Information

Castaic Lake is a favorite boating, fishing, and camping destination for people in the greater Los Angeles area. The lake is open to water skiing, personal watercraft, and a variety of other water oriented activities. Lake Castaic Lagoon, just downstream from the dam, is surrounded by campgrounds and is limited to non-motorized boating (except electric motors). Castaic Lake State Recreation Area is located 41 miles northeast of downtown Los Angeles. Although Castaic is a State Recreation Area, it is operated by Los Angeles County Parks and Recreation.

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Current Conditions

67°F°
Feels like 65°F°
MostlyClear
Today's High
69°F°
Today's Low
48°F°

Water Temperature

68°F
Updated: (May 10)
Sign in to contribute temps.

Current water temperature for Castaic Lake is 68°F.

Current Snapshot

Wind11 mph SW (Gust 18 mph)
Pressure
29.80 inHg
Visibility20 mi
Humidity48%
Cloud Cover15%

Forecast: Tuesday, May 13

Day 1 of 9

Hourly Insights

7 AM
52°F°
10 AM
63°F°
1 PM
68°F°
4 PM
68°F°

Temperature

High
69°F°
Low
48°F°

Precipitation

Chance0%
Amount0.00"
Typeclear

Wind

6mph
Avg Speed
Gusts up to
19mph
CalmModerateStrong
Max Speed11 mph

Sun, Moon & UV

Sunrise12:53 PM
Sunset2:49 AM
Moon PhasewaningGibbous
Max UV Index8 (Very High)

Solunar Fishing Forecast

Action Rating
4/5

Todays action is rated a 4 (scale is 0 thru 5, 5 is the best)

Major Times (Best)

7:45 AM - 10:15 AM

4:13 PM - 6:43 PM

Minor Times (Good)

3:47 AM - 5:17 AM

12:39 PM - 2:09 PM

Outlook for Tuesday at Castaic Lake

Expect temperatures ranging from 48°F to 69°F. Skies look mostly clear with little chance of precipitation. Winds will be averaging 6 mph, with potential gusts reaching up to 19 mph. The maximum UV index will be 8 (Very High), so plan sun protection accordingly. For anglers, today's fishing action is rated 4/5 (Todays action is rated a 4 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 7:45 AM and 4:13 PM, or try the minor windows near 3:47 AM and 12:39 PM for potential early morning or evening action. Check back for the latest conditions and forecasts for Castaic Lake.

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May 12th 2025

Lake Information

Elevation
453 ft
Area
3 mi²
Coordinates
34.520, -118.598

Weather Forecast

Tuesday

69°F
48°F

Wednesday

77°F
48°F

Thursday

77°F
49°F

Friday

71°F
50°F

Saturday

65°F
52°F

Sunday

71°F
50°F

Monday

75°F
50°F

Tuesday

81°F
52°F

Wednesday

84°F
58°F
Tuesday - 5/13/2025
69°F
48°F
12am
54°F
68°F
29.88 hPa
4 mph
SSE
G: 6 mph
2am
54°F
68°F
29.90 hPa
5 mph
SSW
G: 7 mph
4am
50°F
68°F
29.91 hPa
3 mph
SSE
G: 4 mph
6am
48°F
68°F
29.93 hPa
2 mph
NE
G: 5 mph
8am
56°F
68°F
29.97 hPa
5 mph
NNW
G: 12 mph
10am
63°F
68°F
29.96 hPa
10 mph
WNW
G: 14 mph
12pm
67°F
68°F
29.95 hPa
9 mph
SW
G: 16 mph
2pm
69°F
68°F
29.92 hPa
11 mph
SW
G: 19 mph
4pm
68°F
68°F
29.90 hPa
11 mph
SW
G: 18 mph
6pm
65°F
68°F
29.91 hPa
8 mph
W
G: 16 mph
8pm
59°F
68°F
29.91 hPa
4 mph
WSW
G: 8 mph
10pm
55°F
68°F
29.95 hPa
4 mph
NW
G: 9 mph

Water Temperature History

Trends for Castaic Lake

Current Temp

Sign in to view

Latest recorded surface temperature.

Lowest in Period

51°F

On Jan 19

Coldest point in the Last 12 Months.

Average in Period

67°F

Typical temp during the Last 12 Months.

Temperature Trend: Last 12 Months

Surface temperature over the selected period.

Key Observations (Last 12 Months)

  • Warmest avg: July (84°F).
  • Coolest avg: January (56°F).
  • Rapid warming often occurs: May → June (+7°F).
  • Sharpest cooling trend: September → October (-11°F).

Weather Forecast

Wind speed and pressure trends

Hourly Wind Forecast

12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm05101520

Wind Direction

162°

Pressure

1012 mb

Cloud Cover

47%

Visibility

11 miles

Daily Pressure Forecast

TueWedThuFriSatSunMonTueWed0.008.8617.7226.5835.44
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Frequently Asked Questions About Castaic Lake

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