Calpulalpan weather in October

In October, Calpulalpan sees average daytime highs of 21°C and overnight lows near 9°C, with 65 mm of rain across 10.4 wet days and about 11.5 hours of daylight. It is the 9th-warmest and 7th-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 28% of the time in October, and the air most often feels dry.

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 Calpulalpan's 8th-clearest and 1st-windiest month. For the whole year in context, see Calpulalpan's year-round climate.

Daytime high
21°
9th warmest
Overnight low
6th coldest
Rainfall
65 mm
10.4 wet days
Daylight
11 h 30 min
6:33 AM – 6:06 PM
Cloud cover
59%
8th clearest
Wind
8 km/h
1st windiest
Solar energy
5.17 kWh/m²
Travel score
6.3
out of 10

Calpulalpan is municipal seat of Calpulalpan, State of Tlaxcala, Mexico.

Density
3,333/km²
people per km²
Founded
1608

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 21°C through the month.

A typical October day in Calpulalpan reaches about 21°C in the afternoon and slips back to 9°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 24°C. Set against its neighbours, October runs on par with September and on par with November.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12110
22110
32110
42110
52110
62110
72110
82110
92110
102110
11219
12219
13219
14219
15219
16219
17219
18219
19219
20219
21219
22219
23218
24218
25218
26218
27218
28218
29218
30218
31218

Calpulalpan weather by month

How October compares with the rest of the year at a glance. October is the 9th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan19° / 184.110.97.4
Feb21° / 184.511.37.8
Mar23° / 367.911.97.5
Apr24° / 6612.712.46.7
May23° / 10°8214.412.96.4
Jun22° / 11°12616.313.25.6
Jul22° / 11°10317.413.15.3
Aug22° / 11°10717.712.75.3
Sep21° / 11°12617.812.15.1
Oct21° / 6510.411.56.3
Nov21° / 265.111.17.4
Dec20° / 122.510.87.8

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 17% of October, with mostly cloudy or overcast conditions the remaining 55%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
23070
33070
43367
53367
63466
73565
83664
93862
103961
113961
124159
134159
144258
154456
164555
174654
184852
194951
205149
215149
225347
235446
245545
255545
265743
275743
285842
295941
305941
316040

Chance of precipitation in October

Any precipitation

Calpulalpan gets around 65 mm of rain over 10.4 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 35% and peaks near 48% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
148
247
346
445
544
643
742
841
940
1040
1139
1238
1337
1436
1535
1634
1732
1831
1930
2030
2129
2228
2328
2428
2528
2628
2727
2827
2927
3026
3126

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1982
2982
3982
4982
5991
6991
7991
8991
9991
10991
11991
12991
131000
141000
151000
161000
17991
18991
19991
20991
21991
22991
23991
24991
25991
26991
27991
28991
29991
30991
31991

Wind in October

Winds average 8 km/h in October, the windiest month of the year.

Across October, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

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 6:29 AM to 6:39 AM, and sunset from 6:18 PM to 5:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:296:18
211.86:296:17
311.86:296:16
411.86:296:15
511.76:306:14
611.76:306:14
711.76:306:13
811.76:306:12
911.76:316:11
1011.76:316:10
1111.66:316:09
1211.66:326:09
1311.66:326:08
1411.66:326:07
1511.66:336:06
1611.56:336:06
1711.56:336:05
1811.56:346:04
1911.56:346:04
2011.56:346:03
2111.56:356:02
2211.46:356:02
2311.46:366:01
2411.46:366:00
2511.46:366:00
2611.46:375:59
2711.46:375:59
2811.36:385:58
2911.36:385:57
3011.36:395:57
3111.36:395:56

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.17 kWh/m².

For context, solar energy here swings from a low near 5.01 kWh/m² to a high of 6.94 kWh/m² in April across the year — October's 5.17 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.1Bright
Planning a trip in October

Hazard calendar for Calpulalpan

In seasonPeak

In October, Calpulalpan sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Calpulalpan's rainy season runs April–October, 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 Calpulalpan?

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

6.3
Sightseeing
8th-best month of the year
3.8
Beach & pool
8th-best month of the year

October is a reasonable time to visit Calpulalpan for sightseeing.

What to pack for Calpulalpan in October

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

In October, Calpulalpan sees daytime highs around 21°C and nights near 9°C. Worth packing: rain gear and sun protection. About 10 days see rain.

rain gearsun protection

UV index in Calpulalpan in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October 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 Calpulalpan peaks around April 12 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 12UV 14Dec 16UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar14Extreme
Apr15Extreme
May11Extreme
Jun15Extreme
Jul13Extreme
Aug14Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec8Very high

Air quality in Calpulalpan 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 Calpulalpan is worst in December — around 165 µg/m³ PM2.5 (very unhealthy), and holds fairly steady the rest of the year.

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

0306090120150180JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyVery unhealthyDec 13163 µg/m³Aug 15114 µg/m³
PM2.5 (µg/m³)Level
Jan137Unhealthy
Feb131Unhealthy
Mar122Unhealthy
Apr120Unhealthy
May143Unhealthy
Jun121Unhealthy
Jul118Unhealthy
Aug113Unhealthy
Sep120Unhealthy
Oct121Unhealthy
Nov155Very unhealthy
Dec165Very unhealthy
Location & terrain

Where is Calpulalpan?

Calpulalpan sits at 19.6°N, 98.6°W, 2,592 m above sea level, in Mexico. The nearest listed city is Apan, 18 km away.

Topography around Calpulalpan

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

Within 3 km, the terrain around Calpulalpan has only modest variations in elevation — a maximum elevation change of 189 m around an average of 2,581 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,119 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,991 m.

The land around Calpulalpan is covered by cropland (71%) within 3 km, cropland (54%) and trees (21%) within 16 km, and cropland (32%) and trees (30%) within 80 km.

3 km
189 m
16 km
1,119 m
80 km
3,991 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Apan 18 km · Ciudad Sahagun 21 km · Tepeapulco 22 km · Teotihuacan 32 km · Teotihuacán de Arista 32 km · Tulantongo 33 km · Texcoco de Mora 34 km · Chiconcuac 35 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 Calpulalpan (19.5887°, -98.5697°, elevation 2,592 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).