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WeatherLive › California › Rancho Santa Margarita

Rancho Santa Margarita, CA Weather

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherRancho Santa Margarita · 8:17 AM PDT
93° | 67°
73°F
Feels like 74°
Sunny
WindSE 10 mph · Gusts 11 mph
Precip7% · –
Humidity83% · Dew point 67°
UV index10 Very high
Air Quality79 Moderate
Pressure29.88 inHg
Visibility6 mi
Sunrise / Sunset6:23 AM · 7:19 PM · 12h 56m

Weather map — Rancho Santa Margarita

Full radar →
Now
73°
11%
10 mph
09:00
78°
7%
11 mph
10:00
82°
4%
12 mph
11:00
90°
3%
10 mph
12:00
92°
2%
9 mph
13:00
93°
2%
7 mph
14:00
76°
4%
7 mph
15:00
76°
3%
7 mph
16:00
75°
4%
6 mph
17:00
75°
4%
6 mph
18:00
74°
5%
5 mph
19:00
73°
6%
5 mph
20:00
71°
7%
3 mph
21:00
71°
7%
2 mph
22:00
71°
7%
2 mph
23:00
71°
7%
2 mph
00:00
71°
7%
3 mph
01:00
71°
7%
4 mph
02:00
71°
7%
4 mph
03:00
71°
7%
5 mph
04:00
71°
7%
6 mph
05:00
70°
7%
6 mph
06:00
70°
7%
6 mph
07:00
71°
7%
6 mph

Today · Sun 8/30

High 93°
7% / –

Sunny. Winds S at 12 mph.

Tonight · Sun 8/30

Low 70°
7% / –

Partly cloudy. Winds W at 2 mph.

Tomorrow · Mon 8/31

73° | 70°
5% / –

Sunny. Winds W at 9 mph.

7-day trend

Rancho Santa Margarita · temperature + precipitation

10-day forecast

Updated 8:17 AM

Details & indices

Wind
10 mph SE
Gusts 11 mph
Humidity
83%
Dew point 67°
Pressure
29.88 inHg
Falling
UV index
10 — Very high
High today
Air Quality
Moderate
AQI 79 · US EPA
Allergy
Very high
Ragweed
Visibility
6 mi
Clear view
Allergy — Rancho Santa Margarita

🌿 Conditions right now

View all →
Birch
None
Grass
Moderate
Oak
None
Alder
None
Hazel
None
Mugwort
Moderate
Ragweed
High

Sun & moon

Sunrise6:23 AM
Sunset7:19 PM
Length of day12h 56m
Moonrise8:35 PM
Moonset8:51 AM
Moon phase🌖 Waning Gibbous · 93%
Next full moonSep 26 Harvest Moon
Latitude33.6409°N
Longitude-117.6031°E

Water temps nearby

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Laguna Beach (12 mi)77°
Newport Beach (19 mi)77°
Huntington Beach (23 mi)76°
Venice Beach (55 mi)76°
Santa Monica Beach (57 mi)76°
La Jolla Cove (58 mi)77°
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Great
Line-drying weather
Grilling
Great
Fire up the grill
Running
Fair
Lace up outside
Patio
Great
Dinner outdoors
Nearby places in {{REGION}}
Los Angeles
Partly cloudy
67°
San Diego
Partly cloudy
68°
San Jose
Sunny
53°
San Francisco
Sunny
55°
Fresno
Sunny
66°
Sacramento
Sunny
56°
Data sources · Sunday, August 30
Where the Rancho Santa Margarita forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 33.6409°N, -117.6031°.
NBM + global weather models
Updated: 8:17 AM
Weather in Rancho Santa Margarita
The 10-day span for Rancho Santa Margarita runs from a high near 93° on Sunday down to 67° overnight on Sunday. About 0.28 in of precipitation is expected in total; the most likely wet day is Tuesday (87% chance). Wind is the one to watch: gusts to 42 mph around Tuesday. No watches or warnings are active for the area right now. Right now Rancho Santa Margarita is about 18° cooler than nearby Santa Clarita. Longer view: Mediterranean pattern — nearly all rain lands November through March.
Rancho Santa Margarita, CA · Elev 948 ft · 33.64°N, 117.60°W · California · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 8:17 AM