Laguna Niguel climate — normals and trends
Laguna Niguel (United States) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 16.4 °C and it receives 320 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is August (20.6 °C on average) and the coldest is January (12.8 °C). Rainfall peaks in February.
Laguna Niguel averages 0 frost days, 2 hot days (≥ 30 °C) and 35 rainy days per year.
Laguna Niguel has warmed by +1.3 °C between 1940 and 2025, or +0.16 °C per decade. This trend is statistically significant.
The hottest day of the period reached 36.6 °C (on 4 September 1988) and the coldest 2.1 °C (on 22 December 1990).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
Laguna NiguelCalifornia
- coords
- 33.52°, -117.71°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.4°C
Average daily high
19.5°C
Average daily low
13.9°C
Annual rainfall
320mm
Sunshine / day
11.2h
Mean relative humidity
76%
Average peak wind
15.0km/h
Seasonal range
7.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
2 d/yr
Rainy days (≥ 1 mm)
35 d/yr
Annual snowfall
0.0 cm
Average feels-like high
19.8 °C
Average feels-like low
13.3 °C
Average peak gust
28.1 km/h
Tropical nights (≥ 20 °C)
12 d/yr
Solar radiation
20.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.34 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
36.6 °C
4 September 1988
Coldest day
2.1 °C
22 December 1990
Wettest day
79 mm
1 March 1983
Windiest day
51.5 km/h
30 November 1982
Strongest gust
87.8 km/h
20 January 2017
Hottest feels-like
39.0 °C
5 September 1984
Coldest feels-like
-3.5 °C
4 January 1949
Snowiest day
0.5 cm
25 January 1949
Sunniest day
14.0 h
12 June 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 17.3 °C | +0.9 °C | 17 mm | -47 mm |
| Feb | 17.2 °C | +0.8 °C | 52 mm | -17 mm |
| Mar | 15.7 °C | -0.9 °C | 58 mm | +5 mm |
| Apr | 16.6 °C | -1.0 °C | 9 mm | -15 mm |
| May | 18.9 °C | +0.4 °C | 6 mm | -2 mm |
| Jun | 20.4 °C | 0.0 °C | 2 mm | -0 mm |
| Jul | 21.3 °C | -1.6 °C | 1 mm | 0 mm |
| Aug | 23.9 °C | +0.3 °C | 0 mm | -2 mm |
| Sep | 23.3 °C | 0.0 °C | 10 mm | +5 mm |
| Oct | 21.4 °C | -0.3 °C | 22 mm | +9 mm |
| Nov | 19.6 °C | +0.2 °C | 107 mm | +75 mm |
| Dec | 19.1 °C | +2.2 °C | 56 mm | +8 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Laguna Niguel?
Laguna Niguel has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 16.4 °C and it receives 320 mm of precipitation per year.
What is the hottest day ever recorded in Laguna Niguel?
The hottest day measured in Laguna Niguel between 1940 and 2025 was 4 September 1988, reaching 36.6 °C.
What is the coldest day in Laguna Niguel?
The coldest day measured in Laguna Niguel between 1940 and 2025 was 22 December 1990, at 2.1 °C.
Does it snow in Laguna Niguel?
Almost never: Laguna Niguel sees virtually no snow, with about 0 frost days per year.
Has the climate of Laguna Niguel warmed?
Yes: Laguna Niguel warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Laguna Niguel?
The wettest day measured in Laguna Niguel between 1940 and 2025 was 1 March 1983, with 79 mm of rain in 24 hours.
What was the windiest day in Laguna Niguel?
The windiest day measured in Laguna Niguel between 1940 and 2025 was 30 November 1982, with winds reaching 51.5 km/h.
What is the warmest month in Laguna Niguel?
The warmest month in Laguna Niguel is August (20.6 °C on average); the coldest is January (12.8 °C).
How much does it rain in Laguna Niguel?
Laguna Niguel receives on average 320 mm of precipitation per year, spread over about 35 rainy days.
Is it sunny in Laguna Niguel?
Laguna Niguel gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.
What is the biggest single-day snowfall in Laguna Niguel?
The heaviest 24-hour snowfall measured in Laguna Niguel between 1940 and 2025 was 25 January 1949, with 0.5 cm.
Are there tropical nights in Laguna Niguel?
Yes: Laguna Niguel has on average 12 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Laguna Niguel?
In Laguna Niguel, between 1940 and 2025, the highest apparent temperature reached 39.0 °C on 5 September 1984, and the lowest was -3.5 °C on 4 January 1949.
Compare Laguna Niguel with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Laguna Niguel