Atoyac de Álvarez weather in October

In October, Atoyac de Álvarez sees average daytime highs of 28°C and overnight lows near 22°C, with 292 mm of rain across 26.9 wet days and about 11.6 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 12% of the time in October, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of October to 11 h 24 min by month's end. Set against the rest of the year, October is Atoyac de Álvarez's 8th-clearest and 12th-windiest month. For the whole year in context, see Atoyac de Álvarez's year-round climate.

Daytime high
28°
8th warmest
Overnight low
22°
7th coldest
Rainfall
292 mm
26.9 wet days
Daylight
11 h 36 min
6:39 AM – 6:15 PM
Cloud cover
71%
8th clearest
Wind
5 km/h
12th windiest
Solar energy
4.72 kWh/m²
Travel score
3.9
out of 10

Atoyac de Álvarez is municipal seat of Atoyac, State of Guerrero, Mexico.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical October day in Atoyac de Álvarez reaches about 28°C in the afternoon and slips back to 22°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 29°C. Set against its neighbours, October runs on par with September and on par with November.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12822
22822
32822
42822
52822
62822
72822
82822
92822
102822
112822
122822
132822
142822
152822
162822
172822
182822
192822
202822
212822
222822
232822
242822
252822
262822
272821
282821
292821
302821
312821

Atoyac de Álvarez weather by month

How October compares with the rest of the year at a glance. October is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 19°132.111.18.1
Feb28° / 19°91.311.47.9
Mar29° / 20°50.711.97.3
Apr30° / 21°10.412.46.6
May30° / 22°638.712.85.3
Jun28° / 23°29923.4133.8
Jul28° / 23°26723.712.93.8
Aug28° / 23°32426.312.63.6
Sep28° / 22°39527.912.13.5
Oct28° / 22°29226.911.63.9
Nov28° / 20°7113.611.26.0
Dec27° / 19°143.7117.8

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 20% of October, with mostly cloudy or overcast conditions the remaining 67%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11783
21783
31882
42179
52278
62278
72476
82575
92674
102674
112773
122872
132872
142971
152971
162971
173169
183169
193268
203565
213565
223763
233961
244258
254456
264555
274654
284951
295050
305248
315347

Chance of precipitation in October

Any precipitation

Atoyac de Álvarez gets around 292 mm of rain over 26.9 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 86% and peaks near 92% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
192
291
391
491
591
690
790
890
990
1090
1190
1290
1390
1489
1589
1689
1789
1888
1988
2087
2186
2285
2384
2483
2582
2680
2779
2877
2976
3074
3172

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the oppressive band about 83% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
101189
201288
301288
401387
501387
601387
701387
801387
901387
1001387
1101288
1201288
1301288
1401288
1501288
1601288
1701387
1801387
1901486
2001585
2101684
2201783
2301882
2402080
2502179
2612376
2712475
2812673
2912772
3012970
3113069

Wind in October

Winds average 5 km/h in October, the calmest month.

Across October, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
295calm
305calm
315calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 48 min at the start of October to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over October. Sunrise moves from 6:35 AM to 6:44 AM, and sunset from 6:26 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:356:26
211.86:366:25
311.86:366:24
411.86:366:24
511.86:366:23
611.86:366:22
711.76:366:21
811.76:376:21
911.76:376:20
1011.76:376:19
1111.76:376:18
1211.76:386:18
1311.76:386:17
1411.66:386:16
1511.66:386:16
1611.66:396:15
1711.66:396:14
1811.66:396:14
1911.66:406:13
2011.56:406:12
2111.56:406:12
2211.56:406:11
2311.56:416:11
2411.56:416:10
2511.56:426:10
2611.56:426:09
2711.46:426:09
2811.46:436:08
2911.46:436:08
3011.46:436:07
3111.46:446:07

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.72 kWh/m².

For context, solar energy here swings from a low near 4.71 kWh/m² to a high of 7.33 kWh/m² in April across the year — October's 4.72 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.6Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.8Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in October

Hazard calendar for Atoyac de Álvarez

In seasonPeak

In October, Atoyac de Álvarez sits inside its pacific hurricane and monsoon season. The full year is below, with each hazard's peak months called out.

Atoyac de Álvarez sits in the eastern Pacific hurricane zone; the season peaks August–September.

Atoyac de Álvarez'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 October a good time to visit Atoyac de Álvarez?

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

3.9
Sightseeing
8th-best month of the year
4.2
Beach & pool
10th-best month of the year

October is a weaker month for outdoor sightseeing in Atoyac de Álvarez.

What to pack for Atoyac de Álvarez in October

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

In October, Atoyac de Álvarez sees daytime highs around 28°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 27 days see rain.

light clothesrain gearsun protection

Sea temperature near Atoyac de Álvarez in October

The nearest coast averages about 30°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 22 km away) is warmest in August at about 30°C and coldest in April near 27°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
Mar27Warm
Apr27Warm
May29Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov30Tropical
Dec29Tropical

UV index in Atoyac de Álvarez in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Atoyac de Álvarez peaks around March 21 at about 13 (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 highExtremeVery highMar 21UV 13Dec 13UV 7
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar13Extreme
Apr12Extreme
May11Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep11Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in Atoyac de Álvarez in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Atoyac de Álvarez is worst in May — around 39 µg/m³ PM2.5 (poor), about 7.0× the cleanest month (February, 6 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodMay 1636 µg/m³Feb 136 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb6Good
Mar7Good
Apr17Moderate
May39Poor
Jun12Moderate
Jul14Moderate
Aug10Good
Sep9Good
Oct9Good
Nov7Good
Dec7Good
Location & terrain

Where is Atoyac de Álvarez?

Atoyac de Álvarez sits at 17.2°N, 100.4°W, 59 m above sea level, in Mexico. The nearest listed city is Técpan de Galeana, 21 km away.

Topography around Atoyac de Álvarez

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

Within 3 km, the terrain around Atoyac de Álvarez has significant variations in elevation — a maximum elevation change of 302 m around an average of 73 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,522 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,534 m.

The land around Atoyac de Álvarez is covered by grassland (38%) and trees (36%) within 3 km, trees (56%) and grassland (26%) within 16 km, and trees (55%) and water (29%) within 80 km.

3 km
302 m
16 km
1,522 m
80 km
3,534 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
October weather nearby: Técpan de Galeana 21 km · Acapulco 68 km · Petatlán 96 km · Chilpancingo 106 km · Zumpango del Río 108 km · Tixtla de Guerrero 117 km · Arcelia 125 km · Zihuatanejo 128 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 Atoyac de Álvarez (17.2067°, -100.4331°, elevation 59 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).