Tres de Mayo weather in October

In October, Tres de Mayo sees average daytime highs of 30°C and overnight lows near 18°C, with 60 mm of rain across 11.2 wet days and about 11.6 hours of daylight. It is the 8th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 33% of the time in October, and the air most often feels humid.

Daylight stretches from about 11 h 48 min at the start of October to 11 h 18 min by month's end. Set against the rest of the year, October is Tres de Mayo's 8th-clearest and 8th-windiest month. For the whole year in context, see Tres de Mayo's year-round climate.

Daytime high
30°
8th warmest
Overnight low
18°
6th coldest
Rainfall
60 mm
11.2 wet days
Daylight
11 h 36 min
6:35 AM – 6:09 PM
Cloud cover
55%
8th clearest
Wind
4 km/h
8th windiest
Solar energy
5.48 kWh/m²
Travel score
5.1
out of 10

Tres de Mayo is town in Emiliano Zapata Municipality, State of Morelos, 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 30°C through the month.

A typical October day in Tres de Mayo reaches about 30°C in the afternoon and slips back to 18°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, October runs on par with September and on par with November.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12919
22919
32919
42919
52918
62918
72918
82918
92918
102918
112918
122918
132918
143018
153018
163018
173018
183018
193018
203018
213018
223018
233017
243017
253017
263017
273017
283017
293017
303017
313017

How October really feels in Tres de Mayo

Once humidity and wind are folded in, October 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

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

Tres de Mayo weather by month

How October compares with the rest of the year at a glance. October is the 8th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 13°60.9117.8
Feb30° / 14°50.811.46.4
Mar32° / 16°51.311.95.0
Apr34° / 19°10312.43.6
May34° / 20°5411.312.93.2
Jun31° / 20°1442013.13.5
Jul30° / 19°10517133.9
Aug30° / 19°12620.212.63.7
Sep29° / 19°15922.312.13.8
Oct30° / 18°6011.211.65.1
Nov30° / 16°12311.16.4
Dec28° / 13°30.710.97.6

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 21% of October, with mostly cloudy or overcast conditions the remaining 46%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14060
23961
34159
44258
54456
64555
74555
84753
94852
104951
115050
125050
135149
145248
155248
165446
175545
185644
195743
205842
215941
226139
236238
246238
256337
266436
276535
286634
296733
306832
316832

Chance of precipitation in October

Any precipitation

Tres de Mayo gets around 60 mm of rain over 11.2 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 37% and peaks near 62% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
162
261
359
457
555
652
750
848
946
1045
1143
1241
1340
1438
1536
1635
1733
1832
1930
2029
2128
2227
2326
2426
2525
2624
2723
2823
2922
3021
3121

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the humid band about 42% of days. Sticky, muggy-or-worse air turns up on roughly 6% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14196215
24206214
34226113
44236112
55246011
65256010
7527599
8628588
9629578
10731557
11832546
12833536
131034506
141136485
151237465
161438444
171639414
181840394
192040363
202241343
212441323
222641303
232841293
242941272
253140262
263340252
273539242
283739231
293938221
304037211
314237201

Wind in October

Winds average 4 km/h in October.

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

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 48 min at the start of October to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over October. Sunrise moves from 6:31 AM to 6:41 AM, and sunset from 6:21 PM to 6:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:316:21
211.86:316:20
311.86:316:19
411.86:326:18
511.86:326:17
611.76:326:16
711.76:326:16
811.76:336:15
911.76:336:14
1011.76:336:13
1111.76:336:12
1211.66:346:12
1311.66:346:11
1411.66:346:10
1511.66:356:09
1611.66:356:09
1711.56:356:08
1811.56:366:07
1911.56:366:07
2011.56:366:06
2111.56:376:05
2211.56:376:05
2311.46:376:04
2411.46:386:04
2511.46:386:03
2611.46:396:02
2711.46:396:02
2811.46:406:01
2911.36:406:01
3011.36:406:00
3111.36:416:00

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.48 kWh/m².

For context, solar energy here swings from a low near 5.06 kWh/m² to a high of 7.33 kWh/m² in April across the year — October's 5.48 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in October

Hazard calendar for Tres de Mayo

In seasonPeak

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

Tres de Mayo's rainy season runs June–September, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is October a good time to visit Tres de Mayo?

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

5.1
Sightseeing
5th-best month of the year
6.7
Beach & pool
7th-best month of the year

October is a reasonable time to visit Tres de Mayo for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Tres de Mayo in October

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

In October, Tres de Mayo sees daytime highs around 30°C and nights near 18°C. Pack light clothes. Worth having: rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Tres de Mayo 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 Tres de Mayo peaks around April 9 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 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 highApr 9UV 13Dec 14UV 7
UV index (midday)Level
Jan9Very high
Feb11Extreme
Mar13Extreme
Apr13Extreme
May11Extreme
Jun12Extreme
Jul11Extreme
Aug12Extreme
Sep11Extreme
Oct10Very high
Nov8Very high
Dec7Very high

Air quality in Tres de Mayo 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 Tres de Mayo is worst in November — around 103 µg/m³ PM2.5 (unhealthy), about 1.8× the cleanest month (April, 57 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyNov 21103 µg/m³Apr 957 µg/m³
PM2.5 (µg/m³)Level
Jan79Unhealthy
Feb70Unhealthy
Mar58Unhealthy
Apr57Unhealthy
May78Unhealthy
Jun69Unhealthy
Jul69Unhealthy
Aug70Unhealthy
Sep82Unhealthy
Oct90Unhealthy
Nov103Unhealthy
Dec101Unhealthy
Location & terrain

Where is Tres de Mayo?

Tres de Mayo sits at 18.9°N, 99.2°W, 1,379 m above sea level, in Mexico. The nearest listed city is Temixco, 3.0 km away.

Topography around Tres de Mayo

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

Within 3 km, the terrain around Tres de Mayo has significant variations in elevation — a maximum elevation change of 313 m around an average of 1,345 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,441 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,748 m.

The land around Tres de Mayo is covered by artificial surfaces (55%) and trees (28%) within 3 km, shrubs (33%) and trees (31%) within 16 km, and trees (46%) within 80 km.

3 km
313 m
16 km
1,441 m
80 km
4,748 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
October weather nearby: Temixco 3.0 km · Jiutepec 4.0 km · Emiliano Zapata 4.0 km · Cuernavaca 7.0 km · Xochitepec 10 km · Yautepec 15 km · Santa Rosa Treinta 19 km · Xoxocotla 21 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 Tres de Mayo (18.8686°, -99.2083°, elevation 1,379 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. 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).