Acapulco weather in January

In January, Acapulco sees average daytime highs of 27°C and overnight lows near 26°C, with 8 mm of rain across 0.9 wet days and about 11.1 hours of daylight. It is the 9th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 74% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 11 hours at the start of January to 11 h 12 min by month's end. Set against the rest of the year, January is Acapulco's 4th-clearest and 8th-windiest month. For the whole year in context, see Acapulco's year-round climate.

Daytime high
27°
9th warmest
Overnight low
26°
3rd coldest
Rainfall
8 mm
0.9 wet days
Daylight
11 h 06 min
7:16 AM – 6:22 PM
Cloud cover
26%
4th clearest
Wind
11 km/h
8th windiest
Solar energy
5.24 kWh/m²
Travel score
8.4
out of 10

Acapulco is municipal seat of Acapulco, State of Guerrero, Mexico.

Density
350/km²
people per km²
Founded
1520

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 27°C through the month.

A typical January day in Acapulco reaches about 27°C in the afternoon and slips back to 26°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 28°C. Set against its neighbours, January runs on par with December and on par with February.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12826
22826
32826
42826
52826
62826
72826
82826
92826
102826
112826
122726
132726
142726
152725
162725
172725
182725
192725
202725
212725
222725
232725
242725
252725
262725
272725
282725
292725
302725
312725

How January really feels in Acapulco

Once humidity and wind are folded in, January averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Acapulco weather by month

How January compares with the rest of the year at a glance. January is the 9th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 26°80.911.18.4
Feb27° / 25°30.311.48.7
Mar27° / 26°40.411.98.7
Apr27° / 26°00.112.48.6
May28° / 27°233.812.87.1
Jun29° / 27°22016.2134.7
Jul29° / 27°18116.312.94.5
Aug29° / 27°2661912.64.2
Sep28° / 26°31822.612.13.9
Oct28° / 26°19617.611.64.8
Nov28° / 27°324.511.26.9
Dec28° / 26°60.8118.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 74% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 9% of January, with mostly cloudy or overcast conditions the remaining 18%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18317
28317
38317
48317
58317
68317
78317
88218
98119
108119
118119
128119
138119
148119
158218
168218
178218
188218
198218
208218
218218
228218
238218
248218
258317
268317
278317
288317
298416
308515
318515

Chance of precipitation in January

Any precipitation

Acapulco gets around 8 mm of rain over 0.9 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 3% and peaks near 4% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
13
23
33
42
52
62
72
83
93
103
113
123
133
143
154
164
174
184
194
204
214
223
233
243
253
263
273
283
293
303
313

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 71% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1118801
2119791
3120781
4120781
5121771
6122761
7122761
8123751
9124741
10124741
11125731
12126721
13127711
14127711
15128692
16128692
17129682
18129682
19129682
20130672
21130672
22230662
23230662
24229672
25229672
26229672
27228682
28328681
29328681
30327691
31327691

Wind in January

Winds average 11 km/h in January.

Across January, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 hours at the start of January to 11 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over January. Sunrise moves from 7:12 AM to 7:16 AM, and sunset from 6:13 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.07:126:13
211.07:136:14
311.07:136:14
411.07:136:15
511.07:146:15
611.07:146:16
711.07:146:17
811.07:156:17
911.07:156:18
1011.17:156:18
1111.17:156:19
1211.17:156:19
1311.17:166:20
1411.17:166:21
1511.17:166:21
1611.17:166:22
1711.17:166:22
1811.17:166:23
1911.17:166:24
2011.17:166:24
2111.17:166:25
2211.17:166:25
2311.27:166:26
2411.27:166:26
2511.27:166:27
2611.27:166:28
2711.27:166:28
2811.27:166:29
2911.27:166:29
3011.27:166:30
3111.27:166:30

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.24 kWh/m².

For context, solar energy here swings from a low near 4.95 kWh/m² to a high of 7.31 kWh/m² in April across the year — January's 5.24 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in January

Hazard calendar for Acapulco

In seasonPeak

None of Acapulco's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Acapulco sits in the eastern Pacific hurricane zone; the season peaks August–September.

Acapulco's monsoon runs June–October, when most of the year's rain falls.

Pacific hurricane
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Acapulco?

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

8.4
Sightseeing
4th-best month of the year
8.7
Beach & pool
5th-best month of the year

January is one of the better times to visit Acapulco for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Acapulco in January

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

In January, Acapulco sees daytime highs around 27°C and nights near 26°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Acapulco in January

The nearest coast averages about 29°C 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 30°C and coldest in March near 28°C.

The water stays above 20°C all year — warm enough for a swim any month.

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb28Warm
Mar28Warm
Apr28Warm
May29Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov30Tropical
Dec29Tropical

UV index in Acapulco in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Acapulco peaks around March 20 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeExtremeVery highMar 20UV 12Dec 13UV 7
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar12Extreme
Apr12Extreme
May10Very high
Jun10Extreme
Jul11Extreme
Aug11Extreme
Sep11Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in Acapulco 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 Acapulco is worst in May — around 23 µg/m³ PM2.5 (moderate), about 4.5× the cleanest month (February, 5 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1522 µg/m³Feb 125 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb5Good
Mar8Good
Apr16Moderate
May23Moderate
Jun12Good
Jul15Moderate
Aug12Good
Sep9Good
Oct7Good
Nov6Good
Dec6Good
Location & terrain

Where is Acapulco?

Acapulco sits at 16.8°N, 99.9°W, 16 m above sea level, in Mexico. The nearest listed city is Atoyac de Álvarez, 68 km away.

Topography around Acapulco

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

Within 3 km, the terrain around Acapulco has significant variations in elevation — a maximum elevation change of 357 m around an average of 39 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 934 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,534 m.

The land around Acapulco is covered by water (48%) and artificial surfaces (40%) within 3 km, water (53%) and trees (24%) within 16 km, and trees (48%) and water (36%) within 80 km.

3 km
357 m
16 km
934 m
80 km
3,534 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Atoyac de Álvarez 68 km · Técpan de Galeana 87 km · Ayutla de los Libres 87 km · Chilpancingo 89 km · Tixtla de Guerrero 97 km · Zumpango del Río 98 km · Chilapa de Álvarez 114 km · Ometepec 161 km

Mexico travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 / 127 V · 60 Hz
Prices
≈ 54% of US
price level, 2025
GDP per capita
$13,889
2025
Happiness
7.0 / 10
World Happiness, 2025
Safe drinking water
43%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
12.8
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Very low
EF EPI 440
Religion
Catholic 78%no religion 11%other Evangelical Churches 8%Jehovah Witness 1%

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 Acapulco (16.8494°, -99.9089°, elevation 16 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).