Hermosa Beach weather in May

In May, Hermosa Beach sees average daytime highs of 64°F and overnight lows near 58°F, with 0.2 in of rain across 1.1 wet days and about 13.7 hours of daylight. It is the 7th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 64°F through the month. The sky is clear or mostly clear about 65% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 18 min at the start of May to 14 h 06 min by month's end. Set against the rest of the year, May is Hermosa Beach's 6th-clearest and 4th-windiest month. For the whole year in context, see Hermosa Beach's year-round climate.

Daytime high
64°
7th warmest
Overnight low
58°
7th coldest
Rainfall
0.2 in
1.1 wet days
Daylight
13 h 48 min
4:57 AM – 6:42 PM
Cloud cover
32%
6th clearest
Wind
7 mph
4th windiest
Solar energy
7.46 kWh/m²
Travel score
7.6
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 May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 64°F through the month.

A typical May day in Hermosa Beach reaches about 64°F in the afternoon and slips back to 58°F overnight — a 6°F spread between the day's warmth and the night's chill. On most days the high lands between 60°F and 69°F. Set against its neighbours, May runs about 2°F warmer than April and about 3°F cooler than June.

50°60°70°80°151015202531
Avg high (°F)Avg low (°F)
16457
26457
36457
46457
56457
66458
76458
86458
96458
106458
116458
126458
136458
146458
156458
166458
176458
186458
196458
206458
216458
226458
236458
246458
256458
266458
276459
286459
296459
306559
316559

Hermosa Beach weather by month

How May compares with the rest of the year at a glance. May is the 7th-warmest and 8th-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 May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 65% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 17%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18020
28020
38020
48020
58020
68020
78020
88020
98020
108020
118020
128218
138218
148218
158218
168317
178416
188416
198416
208416
218416
228515
238515
248614
258614
268614
278614
288614
298614
308614
318515

Chance of precipitation in May

Any precipitation

Hermosa Beach gets around 0.2 in of rain over 1.1 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 4% and peaks near 5% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
15
25
35
45
55
65
75
85
95
105
115
125
135
145
154
164
174
184
194
203
213
223
232
242
252
262
271
281
291
301
311

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 64% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
177230
276240
375250
474260
573270
673270
772280
871290
970291
1069301
1168311
1267321
1367321
1466331
1565341
1665341
1764351
1864351
1962362
2062362
2161372
2260382
2359392
2458402
2557403
2656413
2755423
2853443
2952453
3050464
3149484

Wind in May

Winds average 7 mph in May.

Across May, daily wind ranges from about 7 mph on the calmest days to 8 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
18light breeze
28light breeze
38light breeze
48light breeze
58light breeze
68light breeze
78light breeze
88light breeze
98light breeze
108light breeze
118light breeze
128light breeze
138light breeze
148light breeze
157light breeze
167light breeze
177light breeze
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 18 min at the start of May to 14 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over May. Sunrise moves from 5:11 AM to 4:49 AM, and sunset from 6:31 PM to 6:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:116:31
213.45:106:32
313.45:096:32
413.45:086:33
513.55:076:34
613.55:066:35
713.55:056:35
813.55:046:36
913.65:036:37
1013.65:026:38
1113.65:016:39
1213.65:006:39
1313.75:006:40
1413.74:596:41
1513.74:586:42
1613.84:576:42
1713.84:576:43
1813.84:566:44
1913.84:556:45
2013.84:556:45
2113.94:546:46
2213.94:536:47
2313.94:536:48
2413.94:526:48
2514.04:526:49
2614.04:516:50
2714.04:516:50
2814.04:506:51
2914.04:506:52
3014.04:496:52
3114.14:496:53

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.46 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 — May's 7.46 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.3Intense
27.3Intense
37.3Intense
47.3Intense
57.3Intense
67.3Intense
77.3Intense
87.3Intense
97.4Intense
107.4Intense
117.4Intense
127.4Intense
137.4Intense
147.4Intense
157.4Intense
167.5Intense
177.5Intense
187.5Intense
197.5Intense
207.5Intense
217.5Intense
227.5Intense
237.5Intense
247.6Intense
257.6Intense
267.6Intense
277.6Intense
287.6Intense
297.7Intense
307.7Intense
317.7Intense
Planning a trip in May

Is May a good time to visit Hermosa Beach?

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

7.6
Sightseeing
6th-best month of the year
2.4
Beach & pool
7th-best month of the year

May is one of the better times to visit Hermosa Beach for general sightseeing.

What to pack for Hermosa Beach in May

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

In May, Hermosa Beach sees daytime highs around 64°F and nights near 58°F. Pack sun protection.

sun protection

Sea temperature near Hermosa Beach in May

The nearest coast averages about 62°F in May — 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 May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 7 — 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 May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May 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
May 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).