Newport Beach weather in January

In January, Newport Beach sees average daytime highs of 60°F and overnight lows near 54°F, with 2.6 in of rain across 5.4 wet days and about 10 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 60°F through the month. The sky is clear or mostly clear about 48% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 48 min at the start of January to 10 h 18 min by month's end. Set against the rest of the year, January is Newport Beach's 12th-clearest and 10th-windiest month. For the whole year in context, see Newport Beach's year-round climate.

Daytime high
60°
10th warmest
Overnight low
54°
1st coldest
Rainfall
2.6 in
5.4 wet days
Daylight
10 hours
7:01 AM – 5:01 PM
Cloud cover
45%
12th clearest
Wind
6 mph
10th windiest
Solar energy
3.19 kWh/m²
Travel score
5.4
out of 10

Newport Beach is city in Orange County, California, United States.

Density
635/km²
people per km²
Founded
1870

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 60°F through the month.

A typical January day in Newport Beach reaches about 60°F in the afternoon and slips back to 54°F overnight — a 6°F spread between the day's warmth and the night's chill. On most days the high lands between 56°F and 64°F. Set against its neighbours, January runs on par with December and on par with February.

50°55°60°65°70°151015202531
Avg high (°F)Avg low (°F)
16054
26054
36054
46054
56054
66054
76054
86054
96054
106054
116054
126054
136054
146054
156054
166054
176054
186054
196054
206054
216054
226054
236054
246054
256054
266054
276054
286054
296054
306054
316054

Newport Beach weather by month

How January compares with the rest of the year at a glance. January is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan60° / 54°2.65.4105.4
Feb59° / 54°2.86.110.85.2
Mar60° / 55°1.6511.75.5
Apr61° / 57°0.62.212.86.2
May62° / 59°0.31.413.76.8
Jun65° / 61°0.00.214.27.8
Jul68° / 65°0.00.3148.4
Aug69° / 66°0.00.113.28.8
Sep69° / 65°0.10.512.28.6
Oct67° / 63°0.51.911.28.0
Nov64° / 59°0.72.510.37.2
Dec60° / 55°1.94.99.85.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 38%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26139
36139
46139
56139
66139
76139
86139
96139
106238
116238
126238
136238
146238
156337
166238
176238
186337
196337
206238
216238
226337
236337
246337
256337
266337
276436
286535
296535
306535
316535

Chance of precipitation in January

Any precipitation

Newport Beach gets around 2.6 in of rain over 5.4 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 18% and peaks near 19% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
119
219
319
419
519
619
719
818
918
1018
1118
1217
1317
1417
1517
1617
1717
1817
1917
2017
2117
2217
2317
2417
2517
2617
2717
2817
2917
3017
3117

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the dry band about 92% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1955
2955
3955
4946
5946
6946
7937
8937
9928
10928
11928
12919
13919
14919
15919
16919
179010
189010
199010
209010
21919
22919
23919
24919
25928
26928
27928
28928
29928
30928
31928

Wind in January

Winds average 6 mph in January.

Across January, daily wind ranges from about 6 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 48 min at the start of January to 10 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over January. Sunrise moves from 7:01 AM to 6:55 AM, and sunset from 4:49 PM to 5:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.87:014:49
29.87:014:50
39.87:014:50
49.87:014:51
59.87:014:52
69.97:024:53
79.97:024:53
89.97:024:54
99.97:024:55
109.97:024:56
119.97:024:57
129.97:024:57
139.97:024:58
1410.07:014:59
1510.07:015:00
1610.07:015:01
1710.07:015:02
1810.07:015:03
1910.17:005:04
2010.17:005:05
2110.17:005:05
2210.17:005:06
2310.16:595:07
2410.26:595:08
2510.26:585:09
2610.26:585:10
2710.26:575:11
2810.36:575:12
2910.36:565:13
3010.36:565:14
3110.36:555:15

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.19 kWh/m².

For context, solar energy here swings from a low near 3.02 kWh/m² to a high of 7.78 kWh/m² in June across the year — January's 3.19 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.1Moderate
23.1Moderate
33.1Moderate
43.1Moderate
53.1Moderate
63.1Moderate
73.1Moderate
83.1Moderate
93.1Moderate
103.1Moderate
113.1Moderate
123.1Moderate
133.1Moderate
143.1Moderate
153.2Moderate
163.2Moderate
173.2Moderate
183.2Moderate
193.3Moderate
203.3Moderate
213.3Moderate
223.4Moderate
233.4Moderate
243.4Moderate
253.5Moderate
263.5Moderate
273.5Moderate
283.5Moderate
293.6Moderate
303.6Moderate
313.6Moderate
Planning a trip in January

Is January a good time to visit Newport Beach?

Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.4
Sightseeing
11th-best month of the year
0.3
Beach & pool
10th-best month of the year

January is a reasonable time to visit Newport Beach for sightseeing.

What to pack for Newport Beach in January

From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In January, Newport Beach sees daytime highs around 60°F and nights near 54°F. Worth packing: a warm layer. About 5 days see rain.

a warm layer

Sea temperature near Newport Beach in January

The nearest coast averages about 59°F in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 69°F and coldest in February near 59°F.

It's comfortable for a long swim from Jul 13 to Sep 28 — about 2.6 months when the water holds above 68°F.

60°65°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingcomfortable to swim
Sea temperature (°F)Comfort
Jan59Cool
Feb59Cool
Mar59Cool
Apr60Cool
May63Cool
Jun65Cool
Jul68Refreshing
Aug69Refreshing
Sep69Refreshing
Oct67Cool
Nov64Cool
Dec60Cool

UV index in Newport Beach in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Newport Beach peaks around June 23 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 23UV 10Dec 17UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar5Moderate
Apr7Very high
May8Very high
Jun10Extreme
Jul10Extreme
Aug10Extreme
Sep8Very high
Oct6High
Nov3Moderate
Dec3Moderate

Air quality in Newport Beach in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Newport Beach is worst in September — around 49 µg/m³ PM2.5 (poor), about 4.0× the cleanest month (May, 12 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateSep 1447 µg/m³May 1713 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb19Moderate
Mar19Moderate
Apr17Moderate
May12Moderate
Jun17Moderate
Jul19Moderate
Aug32Moderate
Sep49Poor
Oct21Moderate
Nov21Moderate
Dec18Moderate
Location & terrain

Where is Newport Beach?

Newport Beach sits at 33.6°N, 117.9°W, 10 ft above sea level, in United States. The nearest listed city is Costa Mesa, 1.9 mi away.

Topography around Newport Beach

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Newport Beach.

Within 2 miles, the terrain around Newport Beach has only modest variations in elevation — a maximum elevation change of 125 ft around an average of 36 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,168 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 10,013 ft.

The land around Newport Beach is covered by artificial surfaces (44%) and water (44%) within 2 miles, water (51%) and artificial surfaces (34%) within 10 miles, and water (44%) and artificial surfaces (25%) within 50 miles.

2 miles
125 ft
10 miles
1,168 ft
50 miles
10,013 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Costa Mesa 1.9 mi · Huntington Beach 5.0 mi · UC Irvine 5.0 mi · Fountain Valley 6.2 mi · Irvine 6.8 mi · Westpark 8.1 mi · Tustin Legacy 8.1 mi · Woodbridge 8.7 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Newport Beach (33.6189°, -117.929°, elevation 10 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).