Hermosa Beach weather in January

In January, Hermosa Beach sees average daytime highs of 61°F and overnight lows near 53°F, with 2.7 in of rain across 5.5 wet days and about 10 hours of daylight. It is the 11th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 61°F through the month. The sky is clear or mostly clear about 50% 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 Hermosa Beach's 12th-clearest and 9th-windiest month. For the whole year in context, see Hermosa Beach's year-round climate.

Daytime high
61°
11th warmest
Overnight low
53°
1st coldest
Rainfall
2.7 in
5.5 wet days
Daylight
10 hours
7:04 AM – 5:02 PM
Cloud cover
44%
12th clearest
Wind
7 mph
9th windiest
Solar energy
3.16 kWh/m²
Travel score
5.8
out of 10

Hermosa Beach is city in Los Angeles County, California, United States.

Density
5,375/km²
people per km²
Founded
1907

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 61°F through the month.

A typical January day in Hermosa Beach reaches about 61°F in the afternoon and slips back to 53°F overnight — a 8°F spread between the day's warmth and the night's chill. On most days the high lands between 56°F and 67°F. Set against its neighbours, January runs on par with December and on par with February.

40°50°60°70°151015202531
Avg high (°F)Avg low (°F)
16152
26152
36152
46152
56152
66152
76153
86153
96153
106153
116153
126153
136153
146153
156153
166153
176153
186153
196153
206153
216153
226153
236153
246153
256153
266153
276153
286153
296153
306153
316153

Hermosa Beach weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan61° / 53°2.75.5105.8
Feb61° / 53°2.95.810.75.6
Mar61° / 54°1.74.311.76.0
Apr62° / 56°0.62.212.86.9
May64° / 58°0.21.113.77.6
Jun67° / 61°0.00.214.28.2
Jul70° / 64°0.10.3148.7
Aug71° / 65°0.00.113.39.1
Sep71° / 64°0.10.412.28.9
Oct69° / 62°0.51.611.18.4
Nov65° / 57°0.72.610.27.6
Dec61° / 53°1.94.69.86.1

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of January, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26238
36238
46238
56139
66238
76238
86238
96238
106238
116337
126436
136436
146436
156436
166436
176436
186535
196535
206535
216436
226535
236535
246535
256535
266634
276634
286634
296634
306733
316733

Chance of precipitation in January

Any precipitation

Hermosa Beach gets around 2.7 in of rain over 5.5 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 18% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
118
218
318
418
518
618
718
818
918
1018
1118
1218
1318
1418
1518
1618
1718
1818
1918
2018
2118
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 94% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1973
2973
3964
4964
5955
6955
7955
8946
9946
10937
11937
12937
13937
14937
15937
16937
17937
18937
19937
20937
21937
22937
23946
24946
25946
26955
27955
28955
29955
30955
31955

Wind in January

Winds average 7 mph in January.

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

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
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 7:03 AM to 6:58 AM, and sunset from 4:50 PM to 5:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.87:034:50
29.87:034:51
39.87:044:52
49.87:044:52
59.87:044:53
69.87:044:54
79.87:044:55
89.97:044:55
99.97:044:56
109.97:044:57
119.97:044:58
129.97:044:59
139.97:045:00
149.97:045:00
1510.07:045:01
1610.07:045:02
1710.07:035:03
1810.07:035:04
1910.07:035:05
2010.17:035:06
2110.17:025:07
2210.17:025:08
2310.17:025:09
2410.17:015:10
2510.27:015:11
2610.27:005:11
2710.27:005:12
2810.26:595:13
2910.36:595:14
3010.36:585:15
3110.36:585:16

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.16 kWh/m².

For context, solar energy here swings from a low near 2.99 kWh/m² to a high of 7.91 kWh/m² in June across the year — January's 3.16 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.0Moderate
23.0Moderate
33.0Moderate
43.0Moderate
53.0Moderate
63.0Moderate
73.0Moderate
83.0Moderate
93.0Moderate
103.0Moderate
113.1Moderate
123.1Moderate
133.1Moderate
143.1Moderate
153.1Moderate
163.2Moderate
173.2Moderate
183.2Moderate
193.2Moderate
203.3Moderate
213.3Moderate
223.3Moderate
233.4Moderate
243.4Moderate
253.4Moderate
263.5Moderate
273.5Moderate
283.5Moderate
293.5Moderate
303.6Moderate
313.6Moderate
Planning a trip in January

Is January a good time to visit Hermosa Beach?

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

5.8
Sightseeing
11th-best month of the year
0.8
Beach & pool
11th-best month of the year

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

What to pack for Hermosa Beach in January

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

In January, Hermosa Beach sees daytime highs around 61°F and nights near 53°F. Worth packing: a warm layer. About 6 days see rain.

a warm layer

Sea temperature near Hermosa 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 68°F and coldest in February near 59°F.

It's comfortable for a long swim from Aug 4 to Sep 13 — about 1.3 months when the water holds above 68°F.

60°65°70°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°F)Comfort
Jan59Bracing
Feb59Bracing
Mar59Bracing
Apr59Cool
May62Cool
Jun65Cool
Jul67Cool
Aug68Refreshing
Sep68Refreshing
Oct66Cool
Nov63Cool
Dec60Cool

UV index in Hermosa 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 Hermosa Beach peaks around June 23 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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 11Dec 16UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar5Moderate
Apr7Very high
May7Very high
Jun11Extreme
Jul11Extreme
Aug10Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec3Moderate

Air quality in Hermosa 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 Hermosa Beach is worst in November — around 37 µg/m³ PM2.5 (poor), about 2.7× the cleanest month (May, 14 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateNov 1736 µg/m³May 2114 µg/m³
PM2.5 (µg/m³)Level
Jan26Moderate
Feb24Moderate
Mar22Moderate
Apr20Moderate
May14Moderate
Jun16Moderate
Jul24Moderate
Aug20Moderate
Sep32Moderate
Oct24Moderate
Nov37Poor
Dec27Moderate
Location & terrain

Where is Hermosa Beach?

Hermosa Beach sits at 33.9°N, 118.4°W, 26 ft above sea level, in United States. The nearest listed city is Redondo Beach, 1.2 mi away.

Topography around Hermosa Beach

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

Within 2 miles, the terrain around Hermosa Beach has only modest variations in elevation — a maximum elevation change of 243 ft around an average of 66 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,483 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 9,327 ft.

The land around Hermosa Beach is covered by artificial surfaces (51%) and water (44%) within 2 miles, artificial surfaces (47%) and water (43%) within 10 miles, and water (47%) and artificial surfaces (21%) within 50 miles.

2 miles
243 ft
10 miles
1,483 ft
50 miles
9,327 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Redondo Beach 1.2 mi · Manhattan Beach 1.9 mi · Lawndale 3.1 mi · Torrance 3.7 mi · El Segundo 4.3 mi · Hawthorne 4.3 mi · Gardena 5.6 mi · Lennox 5.6 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 Hermosa Beach (33.8622°, -118.3995°, elevation 26 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).