Lake Forest, CA weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Lake Forest now
Loading the National Weather Service forecast…
Lake Forest weather by the hour
Lake Forest weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Lake Forest.
This week in Lake Forest
Sunrise, sunset and moon in Lake Forest
What is the weather usually like in Lake Forest?
Köppen climate classification, calculated from the 1991–2020 normals
- Augustwarmest month · 90°F average high
- Decembercoldest month · 48°F average low
- 13.1 inprecipitation per year · 332 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Lake Forest: April to June and November, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station IRVINE RCH, CA US (USC00044303), adjusted for the elevation of Lake Forest.
Lake Forest weather month by month
Sunrise and sunset in Lake Forest through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 6:53 AM | 5:06 PM | 10 h 13 min |
| February | 6:33 AM | 5:36 PM | 11 h 3 min |
| March | 6:59 AM | 6:59 PM | 12 h 0 min |
| April | 6:18 AM | 7:23 PM | 13 h 4 min |
| May | 5:48 AM | 7:45 PM | 13 h 57 min |
| June | 5:38 AM | 8:04 PM | 14 h 25 min |
| July | 5:50 AM | 8:03 PM | 14 h 12 min |
| August | 6:11 AM | 7:38 PM | 13 h 26 min |
| September | 6:33 AM | 6:58 PM | 12 h 25 min |
| October | 6:54 AM | 6:18 PM | 11 h 23 min |
| November | 6:21 AM | 4:49 PM | 10 h 27 min |
| December | 6:46 AM | 4:45 PM | 9 h 58 min |
Times for the 15th of each month, local time (America/Los Angeles).
What is the weather like in Lake Forest?
Lake Forest has a hot semi-arid climate. The warmest month is August, with an average high of 90°F (32°C), and the coldest is December, with average lows of 48°F (9°C).
It gets about 13.1 inches (332 mm) of precipitation a year. The wettest month is February and the driest is August.
The best time to visit Lake Forest is April to June and November. At 486 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Lake Forest
Weather in towns near Lake Forest
Questions about the weather in Lake Forest
What is the hottest month in Lake Forest?
August, with an average high of 90°F (32°C).
What is the coldest month in Lake Forest?
December, with an average low of 48°F (9°C).
How much does it rain in Lake Forest?
About 13.1 inches (332 mm) a year; the wettest month is February.
Does it snow in Lake Forest?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Lake Forest?
April to June and November, when temperatures are most pleasant and rainy days are fewer.
What climate does Lake Forest have?
Hot semi-arid (Köppen BSh).
What is the weather like in Lake Forest in November?
Highs average 76°F and lows 53°F, with about 0.8 inches of precipitation.
What time is sunrise in Lake Forest?
Around 6:21 AM in mid-November, and sunset around 4:49 PM. Today’s exact times are shown above.
Where does this Lake Forest weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Lake Forest.
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