Newport Beach climate — normals and trends
Newport Beach (United States) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 16.1 °C and it receives 301 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 (19.5 °C on average) and the coldest is January (13.4 °C). Rainfall peaks in February.
Newport Beach averages 0 frost days, 0 hot days (≥ 30 °C) and 32 rainy days per year.
Newport Beach has warmed by +1.0 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The hottest day of the period reached 33.8 °C (on 26 September 1963) and the coldest 4.5 °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
Newport BeachCalifornia
- coords
- 33.62°, -117.93°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.1°C
Average daily high
17.4°C
Average daily low
14.9°C
Annual rainfall
301mm
Sunshine / day
11.3h
Mean relative humidity
80%
Average peak wind
19.5km/h
Seasonal range
6.1°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
32 d/yr
Annual snowfall
0.0 cm
Average feels-like high
17.6 °C
Average feels-like low
13.9 °C
Average peak gust
29.0 km/h
Tropical nights (≥ 20 °C)
11 d/yr
Solar radiation
20.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.0 °C
since 1940
+0.1 °C per decade · r² = 0.22 · 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
33.8 °C
26 September 1963
Coldest day
4.5 °C
22 December 1990
Wettest day
86 mm
1 March 1983
Windiest day
60.3 km/h
13 March 1946
Strongest gust
91.8 km/h
13 February 2001
Hottest feels-like
35.0 °C
26 September 1963
Coldest feels-like
-2.0 °C
14 December 1967
Snowiest day
0.1 cm
25 January 1949
Sunniest day
14.0 h
9 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 | 15.5 °C | +0.4 °C | 17 mm | -47 mm |
| Feb | 15.3 °C | +0.2 °C | 45 mm | -21 mm |
| Mar | 14.3 °C | -0.8 °C | 54 mm | +5 mm |
| Apr | 14.8 °C | -0.9 °C | 7 mm | -13 mm |
| May | 17.0 °C | +0.6 °C | 4 mm | -2 mm |
| Jun | 18.2 °C | +0.3 °C | 1 mm | -1 mm |
| Jul | 19.0 °C | -0.8 °C | 1 mm | +1 mm |
| Aug | 21.1 °C | +0.5 °C | 0 mm | -1 mm |
| Sep | 21.2 °C | +0.6 °C | 7 mm | +2 mm |
| Oct | 19.7 °C | +0.1 °C | 23 mm | +12 mm |
| Nov | 18.1 °C | +0.4 °C | 115 mm | +85 mm |
| Dec | 17.7 °C | +2.0 °C | 58 mm | +10 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 Newport Beach?
Newport Beach has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 16.1 °C and it receives 301 mm of precipitation per year.
What is the hottest day ever recorded in Newport Beach?
The hottest day measured in Newport Beach between 1940 and 2025 was 26 September 1963, reaching 33.8 °C.
What is the coldest day in Newport Beach?
The coldest day measured in Newport Beach between 1940 and 2025 was 22 December 1990, at 4.5 °C.
Does it snow in Newport Beach?
Almost never: Newport Beach sees virtually no snow, with about 0 frost days per year.
Has the climate of Newport Beach warmed?
Yes: Newport Beach warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Newport Beach?
The wettest day measured in Newport Beach between 1940 and 2025 was 1 March 1983, with 86 mm of rain in 24 hours.
What was the windiest day in Newport Beach?
The windiest day measured in Newport Beach between 1940 and 2025 was 13 March 1946, with winds reaching 60.3 km/h.
What is the warmest month in Newport Beach?
The warmest month in Newport Beach is August (19.5 °C on average); the coldest is January (13.4 °C).
How much does it rain in Newport Beach?
Newport Beach receives on average 301 mm of precipitation per year, spread over about 32 rainy days.
Is it sunny in Newport Beach?
Newport Beach gets on average 11.3 hours of sunshine per day, roughly 4,125 hours per year over 1940-2025.
What is the biggest single-day snowfall in Newport Beach?
The heaviest 24-hour snowfall measured in Newport Beach between 1940 and 2025 was 25 January 1949, with 0.1 cm.
Are there tropical nights in Newport Beach?
Yes: Newport Beach has on average 11 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Newport Beach?
In Newport Beach, between 1940 and 2025, the highest apparent temperature reached 35.0 °C on 26 September 1963, and the lowest was -2.0 °C on 14 December 1967.
Compare Newport Beach with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Newport Beach