Laguna Niguel, California Weather
Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →
Laguna Niguel weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast——76°61°—
- MondayJul 6Overcast——77°61°+1°
- TuesdayJul 7Foggy——82°60°+5°
- WednesdayJul 8Clear——85°65°+3°
- ThursdayJul 9Clear——85°67°0°
- FridayJul 10Overcast——81°67°-4°
- SaturdayJul 11Overcast——81°67°0°
AQI 34 (Good), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 9.6 µg/m³ (AQI 52), ratio 0.69 with 7 mph wind — characteristic of long-range haze transport rather than a local source.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 32 now. With UV 12 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 50 around 1 PM.
- Present
- AQI 32
- UV peak
- 11.7 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 50
PM × Wind × Precip
PM2.5 at 9.6 µg/m³ (AQI 52), ratio 0.69 with 7 mph wind — characteristic of long-range haze transport rather than a local source.
- PM2.5/PM10
- 0.69
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- transport
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:06 PM
- Moonset
- 11:10 AM
- In sign
- ♓︎ Pisces
Summer heat deepens across the valleys
Laguna Niguel at a glance
- Today vs. normal: 76°F — typical for the season
- Last frost: March 8 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 92677
16-Day Forecast — Laguna Niguel
- Sun76°61°0%
- Mon77°61°1%
- Tue82°60°0%
- Wed85°65°0%
- Thu85°67°0%
- Fri81°67°1%
- Sat81°67°1%
- Sun90°67°1%
- Mon89°67°5%
- Tue89°75°9%
- Wed89°73°7%
- Thu96°78°13%
- Fri96°77°13%
- Sat91°75°10%
- Sun91°75°19%
- Mon93°72°12%
Forecast data from Open-Meteo (CC BY 4.0).
Live wind & temperature near Laguna Niguel
Right now in the garden
Peak growing season
As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
Microseason · July 1–5
Summer heat deepens across the valleys
Inland temperatures exceed 95°F regularly; fire danger reaches moderate to high across most of the region.
Day 186 of 365 · Wedge 37 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | lettuce, peas, spinach, radishes | — |
| April | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | — |
| May | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | — | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | — | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | fall brassicas, garlic (overwinter), carrots | — |
| December | — | — |
A year in weather
Laguna Niguel's warmest month is August (~71°F mean) and its coldest is December (~56°F). Rainfall peaks in February (3.4 inches) and bottoms out in August (0.0 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 56° | 2.8″ | 5 |
| February | 56° | 3.4″ | 5 |
| March | 59° | 1.6″ | 3 |
| April | 61° | 0.8″ | 2 |
| May | 65° | 0.2″ | 1 |
| June | 67° | 0.1″ | 1 |
| July | 70° | 0.1″ | 0 |
| August | 71° | 0.0″ | 0 |
| September | 70° | 0.2″ | 0 |
| October | 66° | 0.5″ | 1 |
| November | 60° | 1.1″ | 1 |
| December | 56° | 1.9″ | 3 |
Regional context
Laguna Niguel swings from 56°F in January to 70°F in July (14°F) per NOAA NCEI 1991-2020 normals; precipitation in Laguna Niguel runs about 12.7 inches on roughly 23 measurable days.
Precipitation in Laguna Niguel peaks in the cool season: February averages 3.4 inches across 5.3 storm-fed days, while August bottoms out at 0.0 inches over just 0.0 rainy days. That cool-season-wet pattern aligns Laguna Niguel with places like San Juan Capistrano, CA, Laguna Beach, CA and Dana Point, CA.
Hard freezes are rare in Laguna Niguel: the coldest month averages 56°F, so Laguna Niguel's growing window runs most of the year. August is the hottest stretch near 71°F, pushing cool-season crops to the milder shoulder months. Within Laguna Niguel, low or inland lots lose 3-5°F overnight versus Laguna Niguel's coastal ground.
Similar climates: San Juan Capistrano, CA, Laguna Beach, CA, Dana Point, CA, Aliso Viejo, CA, Ladera Ranch, CA.
Frequently asked
- When does it freeze in Laguna Niguel?
- Laguna Niguel's last spring frost lands near mid-March, and in Laguna Niguel the first fall frost follows around mid-December.
- What is the rainy season in Laguna Niguel?
- Laguna Niguel sees its heaviest rain in February (around 3.4 inches), part of roughly 13 inches a year.
- What is the warmest month in Laguna Niguel?
- The warmest stretch in Laguna Niguel comes in August, around 71°F on average.
- What is the coldest month in Laguna Niguel?
- On average December is the chilliest month in Laguna Niguel, about 56°F.
- When can I start a vegetable garden in Laguna Niguel?
- Frost-hardy sowings begin at mid-March in Laguna Niguel; warm-season starts follow two weeks on.
- How many rainy days does Laguna Niguel get?
- Laguna Niguel records around 23 days of measurable precipitation annually.
- What hardiness zone is Laguna Niguel?
- Laguna Niguel's hardiness zone tracks its winter low; with December near 56°F, check the USDA ZIP map for the exact zone.
- What is the 10-day forecast for Laguna Niguel?
- Laguna Niguel's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Laguna Niguel?
- See this week's day-by-day rain chances for Laguna Niguel in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Laguna Niguel?
- Current conditions for Laguna Niguel and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Laguna Niguel forecast updated?
- The Laguna Niguel forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Laguna Niguel?
- Today's sunrise and sunset times for Laguna Niguel are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Laguna Niguel?
- The next few days in Laguna Niguel's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Laguna Niguel, California has a hot-summer Mediterranean climate: January averages roughly 56°F, July about 70°F, 14°F between them.
Laguna Niguel sees close to 13 inches of precipitation annually, falling across some 23 wet days.
At 33.5°N, Laguna Niguel's 14°F summer-to-winter swing sets when Laguna Niguel's gardens wake and when frost returns.
ZIP codes in Laguna Niguel
- 92677
- 92607