San Pedro de Lloc weather in May

In May, San Pedro de Lloc sees average daytime highs of 21°C and overnight lows near 18°C, with 2 mm of rain across 0.6 wet days and about 11.7 hours of daylight. It is the 6th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 38% of the time in May, and the air most often feels humid.

Daylight stretches from about 11 h 42 min at the start of May to 11 h 36 min by month's end. Set against the rest of the year, May is San Pedro de Lloc's 4th-clearest and 6th-windiest month. For the whole year in context, see San Pedro de Lloc's year-round climate.

Daytime high
21°
6th warmest
Overnight low
18°
8th coldest
Rainfall
2 mm
0.6 wet days
Daylight
11 h 42 min
6:24 AM – 6:04 PM
Cloud cover
51%
4th clearest
Wind
17 km/h
6th windiest
Solar energy
5.4 kWh/m²
Travel score
8.0
out of 10

San Pedro de Lloc is capital town of Pacasmayo, La Libertad, Peru.

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 21°C through the month.

A typical May day in San Pedro de Lloc reaches about 21°C in the afternoon and slips back to 18°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 23°C. Set against its neighbours, May runs about 1°C cooler than April and about 1°C warmer than June.

15°18°20°23°25°151015202531
Avg high (°C)Avg low (°C)
12219
22219
32219
42219
52219
62219
72219
82119
92118
102118
112118
122118
132118
142118
152118
162118
172118
182118
192118
202118
212118
222118
232118
242118
252118
262118
272118
282118
292118
302118
312118

San Pedro de Lloc weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 20°113.212.47.6
Feb24° / 21°245.512.27.1
Mar24° / 21°256.312.17.1
Apr23° / 20°102.611.87.7
May21° / 18°20.611.78.0
Jun20° / 17°10.111.68.0
Jul19° / 16°0011.67.8
Aug19° / 16°00.111.87.7
Sep19° / 16°20.5127.4
Oct19° / 16°30.912.27.2
Nov20° / 17°30.812.37.3
Dec21° / 18°6212.47.4

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 29% of May, with mostly cloudy or overcast conditions the remaining 33%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26337
36436
46535
56634
66634
76733
86832
96832
106832
116832
126832
136832
146832
156832
166733
176733
186634
196634
206634
216535
226535
236535
246634
256634
266634
276832
286832
296832
307030
317030

Chance of precipitation in May

Any precipitation

San Pedro de Lloc gets around 2 mm of rain over 0.6 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 2% and peaks near 4% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
14
24
34
44
54
64
73
83
93
103
113
122
132
142
152
162
172
182
191
201
211
221
231
241
251
261
271
281
290
300
310

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the humid band about 65% of days. Sticky, muggy-or-worse air turns up on roughly 24% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)
116633
216732
316831
426830
526929
626929
736928
846927
946927
1056926
1166826
1276825
1386725
1496724
15106624
16116524
17126523
18136423
19146323
20156322
21166222
22176221
23186220
24196219
25206119
26216118
27226117
28226216
29236116
30236215
31246115

Wind in May

Winds average 17 km/h in May.

Across May, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2017light breeze
2117light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze
3117light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 42 min at the start of May to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over May. Sunrise moves from 6:23 AM to 6:27 AM, and sunset from 6:07 PM to 6:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:236:07
211.76:236:07
311.76:236:07
411.76:236:07
511.76:236:06
611.76:236:06
711.76:236:06
811.76:236:06
911.76:246:05
1011.76:246:05
1111.76:246:05
1211.76:246:05
1311.76:246:05
1411.76:246:04
1511.76:246:04
1611.76:246:04
1711.76:256:04
1811.76:256:04
1911.66:256:04
2011.66:256:04
2111.66:256:04
2211.66:256:04
2311.66:266:04
2411.66:266:03
2511.66:266:03
2611.66:266:03
2711.66:266:03
2811.66:276:03
2911.66:276:03
3011.66:276:03
3111.66:276:04

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.4 kWh/m².

For context, solar energy here swings from a low near 5.12 kWh/m² to a high of 6.63 kWh/m² in November across the year — May's 5.4 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.4Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.2Bright
315.2Bright
Planning a trip in May

Is May a good time to visit San Pedro de Lloc?

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

8.0
Sightseeing
1st-best month of the year
5.0
Beach & pool
5th-best month of the year

May is one of the better times to visit San Pedro de Lloc for general sightseeing.

What to pack for San Pedro de Lloc in May

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

In May, San Pedro de Lloc sees daytime highs around 21°C and nights near 18°C. Worth packing: sun protection.

sun protection

Sea temperature near San Pedro de Lloc in May

The nearest coast averages about 19°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 15 km away) is warmest in February at about 22°C and coldest in October near 17°C.

It's comfortable for a long swim from Jan 9 to Apr 12 — about 3.1 months when the water holds above 20°C.

16°18°20°22°24°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan20Refreshing
Feb22Refreshing
Mar22Refreshing
Apr20Cool
May19Cool
Jun18Cool
Jul18Cool
Aug17Cool
Sep17Cool
Oct17Cool
Nov18Cool
Dec19Cool

UV index in San Pedro de Lloc in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Pedro de Lloc peaks around February 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 9 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 15UV 15Jun 22UV 9
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun9Very high
Jul9Very high
Aug11Extreme
Sep11Extreme
Oct14Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is San Pedro de Lloc?

San Pedro de Lloc sits at 7.4°S, 79.5°W, 48 m above sea level, in Peru. The nearest listed city is Pacasmayo, 8.0 km away.

Topography around San Pedro de Lloc

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Pedro de Lloc.

Within 3 km, the terrain around San Pedro de Lloc has only modest variations in elevation — a maximum elevation change of 58 m around an average of 48 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 656 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,777 m.

The land around San Pedro de Lloc is covered by cropland (42%) and bare terrain (28%) within 3 km, bare terrain (51%) and water (24%) within 16 km, and water (33%) and bare terrain (30%) within 80 km.

3 km
58 m
16 km
656 m
80 km
3,777 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Pacasmayo 8.0 km · Guadalupe 20 km · Chepén 24 km · Paiján 41 km · Chocope 51 km · Saña 57 km · Santiago de Cao 66 km · Monsefú 74 km

Peru travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B / C
220 V · 60 Hz
Prices
≈ 51% of US
price level, 2025
GDP per capita
$9,684
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
49%
of population, 2024
Homicide rate
8.6
per 100k, 2021
Road deaths
13.6
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 519
Religion
Catholic 76%Evangelical Christian 16%no religion 5%other religions 3%

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 San Pedro de Lloc (-7.4289°, -79.5042°, elevation 48 m), 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).