Mollendo weather in January

In January, Mollendo sees average daytime highs of 24°C and overnight lows near 19°C, with 22 mm of rain across 7.5 wet days and about 12.9 hours of daylight. It is the 3rd-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 24°C through the month. The sky is clear or mostly clear about 3% of the time in January, and the air most often feels humid.

Daylight stretches from about 13 hours at the start of January to 12 h 48 min by month's end. Set against the rest of the year, January is Mollendo's 10th-clearest and 11th-windiest month. For the whole year in context, see Mollendo's year-round climate.

Daytime high
24°
3rd warmest
Overnight low
19°
11th coldest
Rainfall
22 mm
7.5 wet days
Daylight
12 h 54 min
5:30 AM – 6:25 PM
Cloud cover
90%
10th clearest
Wind
10 km/h
11th windiest
Solar energy
6.33 kWh/m²
Travel score
6.7
out of 10

Mollendo is city of Peru.

Founded
1871

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 24°C through the month.

A typical January day in Mollendo reaches about 24°C in the afternoon and slips back to 19°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 25°C. Set against its neighbours, January runs about 2°C warmer than December and on par with February.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12318
22318
32318
42318
52318
62319
72319
82319
92419
102419
112419
122419
132419
142419
152419
162419
172419
182419
192419
202419
212419
222419
232419
242419
252419
262419
272419
282419
292419
302419
312419

Mollendo weather by month

How January compares with the rest of the year at a glance. January is the 3rd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 19°227.512.96.7
Feb24° / 19°206.712.66.7
Mar24° / 19°123.912.17.2
Apr22° / 17°82.311.67.3
May21° / 15°113.311.26.8
Jun18° / 14°196.9115.8
Jul17° / 13°217.611.15.3
Aug17° / 13°144.911.45.7
Sep18° / 13°92.711.96.5
Oct20° / 14°71.212.46.9
Nov21° / 16°81.912.87.0
Dec22° / 17°144.4136.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 5% of January, with mostly cloudy or overcast conditions the remaining 93%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1892
2991
3991
4991
5991
6991
7991
8991
9991
10991
11892
12892
13892
14892
15892
16892
17892
18892
19892
20793
21793
22793
23793
24793
25793
26793
27793
28793
29793
30793
31793

Chance of precipitation in January

Any precipitation

Mollendo gets around 22 mm of rain over 7.5 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 24% and peaks near 25% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
121
221
322
422
523
623
724
824
924
1025
1125
1225
1325
1425
1525
1625
1725
1825
1925
2025
2124
2224
2324
2424
2524
2624
2724
2824
2925
3025
3125

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the humid band about 72% of days. Sticky, muggy-or-worse air turns up on roughly 27% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1287110
2188110
3187120
4186130
5185140
6184150
7183160
8182170
9180190
10179200
11178210
12177220
13175240
14174250
15173260
16172270
17070291
18069301
19068311
20067321
21066331
22065341
23064351
24063361
25063361
26062371
27061381
28060391
29059401
30059401
31058411

Wind in January

Winds average 10 km/h in January.

Across January, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 hours at the start of January to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over January. Sunrise moves from 5:21 AM to 5:38 AM, and sunset from 6:21 PM to 6:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:216:21
213.05:226:22
313.05:226:22
413.05:236:22
513.05:236:23
613.05:246:23
713.05:256:23
813.05:256:23
913.05:266:24
1013.05:266:24
1113.05:276:24
1212.95:286:24
1312.95:286:24
1412.95:296:25
1512.95:296:25
1612.95:306:25
1712.95:316:25
1812.95:316:25
1912.95:326:25
2012.95:326:25
2112.95:336:25
2212.95:336:25
2312.95:346:25
2412.85:356:25
2512.85:356:25
2612.85:366:25
2712.85:366:25
2812.85:376:25
2912.85:376:25
3012.85:386:25
3112.85:386:24

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 6.33 kWh/m².

For context, solar energy here swings from a low near 3.83 kWh/m² to a high of 6.77 kWh/m² in December across the year — January's 6.33 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.5Intense
46.5Intense
56.5Intense
66.5Intense
76.4Intense
86.4Intense
96.4Intense
106.4Intense
116.4Intense
126.4Intense
136.4Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in January

Is January a good time to visit Mollendo?

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

6.7
Sightseeing
7th-best month of the year
5.6
Beach & pool
3rd-best month of the year

January is a reasonable time to visit Mollendo for sightseeing.

What to pack for Mollendo in January

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

In January, Mollendo sees daytime highs around 24°C and nights near 19°C. Pack sun protection. Worth having: light clothes. About 8 days see rain.

sun protectionlight clothes

Sea temperature near Mollendo in January

The nearest coast averages about 22°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 16 km away) is warmest in February at about 23°C and coldest in August near 17°C.

It's comfortable for a long swim from Nov 29 to May 6 — about 5.2 months when the water holds above 20°C.

16°18°20°22°24°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan22Refreshing
Feb23Refreshing
Mar22Refreshing
Apr21Refreshing
May20Cool
Jun19Cool
Jul18Cool
Aug17Cool
Sep17Cool
Oct18Cool
Nov20Cool
Dec21Refreshing

UV index in Mollendo in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mollendo peaks around February 9 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 9UV 15Jul 10UV 7
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar12Extreme
Apr11Extreme
May9Very high
Jun7Very high
Jul7High
Aug9Very high
Sep11Extreme
Oct13Extreme
Nov13Extreme
Dec14Extreme
Location & terrain

Where is Mollendo?

Mollendo sits at 17.0°S, 72.0°W, 70 m above sea level, in Peru. The nearest listed city is El Pedregal, 76 km away.

Topography around Mollendo

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mollendo.

Within 3 km, the terrain around Mollendo has significant variations in elevation — a maximum elevation change of 407 m around an average of 82 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,294 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,397 m.

The land around Mollendo is covered by bare terrain (45%) and water (36%) within 3 km, water (44%) and bare terrain (43%) within 16 km, and bare terrain (59%) and water (36%) within 80 km.

3 km
407 m
16 km
1,294 m
80 km
3,397 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: El Pedregal 76 km · Jacobo Hunter 81 km · Ciudad Satelite 84 km · Arequipa 86 km · Camaná 86 km · Selva Alegre 89 km · Cono Norte 90 km · Ilo 98 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 Mollendo (-17.0231°, -72.0147°, elevation 70 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).