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San Cristóbal de Las Casas weather & best time to visit

City break

San Cristóbal de Las Casas at a glance

Best time
Dec – Apr
Warmest month
Apr · 25°
Sunshine a year
2,140 h
Rain a year
2,032 mm
Climate
Subtropical
Time zone
UTC−6
Elevation
2,183 m

Climate in San Cristóbal de Las Casas

San Cristóbal de Las Casas has a subtropical climate with warm summers and mild winters. April is the warmest month with average highs of 25 °C, while December is the coolest at 20 °C. With around 2,140 hours of sunshine a year, San Cristóbal de Las Casas is moderately sunny; April is the sunniest month with 7.4 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit San Cristóbal de Las Casas

The best time to visit San Cristóbal de Las Casas is from December to April. For sightseeing, day trips and hiking, conditions are most comfortable from November to April. Rain is frequent from May to October; the wettest month is June with 457 mm.

San Cristóbal de Las Casas through the seasons

How the weather changes over the seasons, with averages for each.

San Cristóbal de Las Casas in spring

Mar – May

78

Good

  • 24–25 °C by day
  • 6.9 h of sun a day
  • 33 rainy days in all

San Cristóbal de Las Casas in summer

Jun – Aug

58

Fair

  • 22–23 °C by day
  • 5.5 h of sun a day
  • 65 rainy days in all

San Cristóbal de Las Casas in autumn

Sep – Nov

61

Good

  • 20–22 °C by day
  • 4.9 h of sun a day
  • 54 rainy days in all

San Cristóbal de Las Casas in winter

Dec – Feb

86

Excellent

  • 20–21 °C by day
  • 6.1 h of sun a day
  • 18 rainy days in all

Which month for what?

Beach & swimming

No sea nearby

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

Nov – Apr

15–28 °C and not too much rain

Rainy months

May – Oct

Rainy season or more than 12 rainy days

Find your perfect month

Tell us what you like and we rate every month in San Cristóbal de Las Casas for you.

Sunshine
Little rain

Your best months: February – April

Based on the climate averages; tap a month to see its details.

Your holiday weather, at a glance

Weather in October

Weather in October

56

Holiday weather in October

Fair

Best time to visit: December – April

Keep in mindFrequent rain

A typical day in October

  1. Morning, 08:00: about 15°
  2. Midday, 13:00: about 21°
  3. Afternoon, 16:00: about 20°
  4. Evening, 20:00: about 16°
  5. Night, 23:00: about 14°

06:0317:50

Cool evenings: pack a jumper or a jacket.

Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.

Light for photos in October

Golden hour
Morning 05:49–06:32 · evening 17:21–18:03
Blue hour
Morning 05:41–05:49 · evening 18:03–18:11

Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.

October in San Cristóbal de Las Casas compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs fall from about 21° at the start of the month to 20° at the end. The days get 0.4 h shorter.

Early or late October?
October1 Oct31 Oct
Daytime high21°20°
Night-time low12°11°
Daylight12.0 h11.6 h

What is the weather like in San Cristóbal de Las Casas in October?

In October, San Cristóbal de Las Casas is mild: daytime highs average 21 °C, and nights cool down to about 12 °C. Expect around 4.8 hours of sunshine a day. It rains often – on about 19 days, adding up to 219 mm. All in all, October is a so-so month for a holiday in San Cristóbal de Las Casas.

More details for October

Daylight
11 h 47 min06:03 – 17:50
UV index
12 · extremeclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
8 km/haverage daily peakAll months
Cloud cover
80 %on averageAll months
Hot days
0 days30 °C or more
Time zone
UTC−6offset from UTC

How the score comes together

  • Temperatureweight 50 %100 %
  • Sunshineweight 20 %30 %
  • Few rainy daysweight 30 %0 %

Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.

What to pack in October

  • Sunscreen
  • Sunglasses & sun hat
  • A jumper for the evenings
  • Rain jacket or umbrella

Compare two months in San Cristóbal de Las Casas

Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.

vs

February has the better holiday weather in San Cristóbal de Las Casas: score 90 against 56. Daytime highs are about the same. February has 14 fewer rainy days. The sun shines 2 hours longer a day in February.

October vs February, San Cristóbal de Las Casas
MonthOctoberFebruary
Holiday weather score5690better
Daytime high21°21°
Night-time low12°9°
Sunshine4.8 h6.5 hbetter
Rainy days195better
Rainfall219 mm19 mmbetter

Based on the climate averages 1996–2025.

San Cristóbal de Las Casas month by month

The typical weather for every month at a glance.

84January20° · 5.9 h

In January, San Cristóbal de Las Casas is mild: daytime highs average 20 °C, and nights cool down to about 9 °C. Expect around 5.9 hours of sunshine a day. Rain falls on about 7 days, adding up to 31 mm. All in all, January is an excellent month for a holiday in San Cristóbal de Las Casas.

San Cristóbal de Las Casas in January
90February21° · 6.5 h

In February, San Cristóbal de Las Casas is warm: daytime highs average 21 °C, and nights cool down to about 9 °C. The sun shines for around 6.5 hours a day. Rain is rare: about 5 days bring 19 mm in total. All in all, February is an excellent month for a holiday in San Cristóbal de Las Casas.

San Cristóbal de Las Casas in February
89March24° · 7.0 h

In March, San Cristóbal de Las Casas is warm: daytime highs average 24 °C, and nights cool down to about 11 °C. The sun shines for around 7.0 hours a day. Rain falls on about 6 days, adding up to 29 mm. All in all, March is an excellent month for a holiday in San Cristóbal de Las Casas.

San Cristóbal de Las Casas in March
82April25° · 7.4 h

In April, San Cristóbal de Las Casas is warm: daytime highs average 25 °C, and nights cool down to about 12 °C. The sun shines for around 7.4 hours a day. Rain is frequent, with about 10 rainy days and 65 mm in total. All in all, April is an excellent month for a holiday in San Cristóbal de Las Casas.

San Cristóbal de Las Casas in April
63May24° · 6.4 h

In May, San Cristóbal de Las Casas is warm: daytime highs average 24 °C, and nights cool down to about 13 °C. Expect around 6.4 hours of sunshine a day. It rains often – on about 17 days, adding up to 250 mm. All in all, May is a good month for a holiday in San Cristóbal de Las Casas.

San Cristóbal de Las Casas in May
56June22° · 4.9 h

In June, San Cristóbal de Las Casas is warm: daytime highs average 22 °C, and nights cool down to about 13 °C. Expect around 4.9 hours of sunshine a day. It rains often – on about 25 days, adding up to 457 mm. All in all, June is a so-so month for a holiday in San Cristóbal de Las Casas.

San Cristóbal de Las Casas in June
60July23° · 5.9 h

In July, San Cristóbal de Las Casas is warm: daytime highs average 23 °C, and nights cool down to about 12 °C. Expect around 5.9 hours of sunshine a day. It rains often – on about 19 days, adding up to 213 mm. All in all, July is a good month for a holiday in San Cristóbal de Las Casas.

San Cristóbal de Las Casas in July
59August23° · 5.7 h

In August, San Cristóbal de Las Casas is warm: daytime highs average 23 °C, and nights cool down to about 12 °C. Expect around 5.7 hours of sunshine a day. It rains often – on about 21 days, adding up to 271 mm. All in all, August is a so-so month for a holiday in San Cristóbal de Las Casas.

San Cristóbal de Las Casas in August
55September22° · 4.6 h

In September, San Cristóbal de Las Casas is warm: daytime highs average 22 °C, and nights cool down to about 12 °C. Expect around 4.6 hours of sunshine a day. It rains often – on about 25 days, adding up to 370 mm. All in all, September is a so-so month for a holiday in San Cristóbal de Las Casas.

San Cristóbal de Las Casas in September
56October21° · 4.8 h

In October, San Cristóbal de Las Casas is mild: daytime highs average 21 °C, and nights cool down to about 12 °C. Expect around 4.8 hours of sunshine a day. It rains often – on about 19 days, adding up to 219 mm. All in all, October is a so-so month for a holiday in San Cristóbal de Las Casas.

San Cristóbal de Las Casas in October
73November20° · 5.3 h

In November, San Cristóbal de Las Casas is mild: daytime highs average 20 °C, and nights cool down to about 10 °C. Expect around 5.3 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 74 mm in total. All in all, November is a good month for a holiday in San Cristóbal de Las Casas.

San Cristóbal de Las Casas in November
84December20° · 5.8 h

In December, San Cristóbal de Las Casas is mild: daytime highs average 20 °C, and nights cool down to about 9 °C. Expect around 5.8 hours of sunshine a day. Rain falls on about 7 days, adding up to 35 mm. All in all, December is an excellent month for a holiday in San Cristóbal de Las Casas.

San Cristóbal de Las Casas in December

Climate in detail

Year & climate table

Climate through the year

Long-term monthly averages. Tap a month to see its details.

Best time to visit

Nights and sleep in San Cristóbal de Las Casas

How warm the nights get in each month, from the mean night-time low. Tap a month for details.

  • Cool 8–15°

CoolOctober: nights around 12°. A duvet at night and a jumper for the evening.

The coolest nights are in January (9°), the warmest in May (13°).

Temperatures through the year

Average daytime high, night-time low and sea temperature per month.

OctoberDay 21°Night 12°
DayNight
MonthScoreDayNightSunRain daysRain mm
JanuaryJan8420°9°5.9 h731
FebruaryFeb9021°9°6.5 h519
MarchMar8924°11°7.0 h629
AprilApr8225°12°7.4 h1065
MayMay6324°13°6.4 h17250
JuneJun5622°13°4.9 h25457
JulyJul6023°12°5.9 h19213
AugustAug5923°12°5.7 h21271
SeptemberSep5522°12°4.6 h25370
OctoberOct5621°12°4.8 h19219
NovemberNov7320°10°5.3 h1174
DecemberDec8420°9°5.8 h735

Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences

16.73° N, 92.64° W · 2,183 m · America/Merida

Sunshine
Sunshine

Sunshine hours in San Cristóbal de Las Casas

Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.

Per year
2,140 hours
Sunniest month
Apr · 7.4 h a day
Least sunshine
Sep · 4.6 h a day
OctoberSunshine 4.8 hDaylight 11.8 hShare of daylight 41 %
SunshineDaylight

In October, the sun shines for about 4.8 of 11.8 hours of daylight in San Cristóbal de Las Casas, 41 % of the daylight hours.

Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.

Rain
Rain

Rain in San Cristóbal de Las Casas: rainy days and rainfall

A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.

Per year
2,032 mm on 170 days
Wettest month
Jun · 457 mm
Driest month
Feb · 19 mm
OctoberRainy days 19Rainfall 219 mm

In October, San Cristóbal de Las Casas has about 19 rainy days with 219 mm of rain in total.

UV index
Sun protection

UV index in San Cristóbal de Las Casas

How strong the sun is at noon, month by month, and how quickly unprotected skin burns.

Clear-sky UV in October
12 · extremeAvoid the midday sun; SPF 50+, covering clothes, hat and sunglasses.

The sun is strongest in May (UV 15).

Minutes until sunburn in October

Very fair skin
about 10 min
Fair skin
about 15 min
Light brown skin
about 20 min
Olive skin
about 25 min

Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, water, sand and snow shorten it. Sunscreen extends the time only partly.

Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.

Wind & clouds
Wind & clouds

Wind and clouds in San Cristóbal de Las Casas

How breezy and how cloudy San Cristóbal de Las Casas is through the year. Tap a month to select it on the whole page.

Wind

Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.

Year average
9 km/h · light breeze or less
Windiest month
Jul · 10 km/h
Calmest month
Sep · 7 km/h
OctoberWind 8 km/hBeaufort 2

In October, the wind in San Cristóbal de Las Casas typically peaks at 8 km/h during the day: Beaufort 2, light breeze or less.

Clouds

Average share of the sky covered by cloud, day and night.

Year average
65 % · variable cloud
Clearest month
Feb · 42 %
Cloudiest month
Sep · 87 %
OctoberCloud cover 80 %Sunshine 4.8 h

In October, cloud covers on average 80 % of the sky over San Cristóbal de Las Casas: mostly cloudy, with about 4.8 hours of sunshine a day.

Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.

Planning a trip to San Cristóbal de Las Casas

Weather for your travel dates

Pick your arrival and length of stay, and we sum up the weather to expect.

San Cristóbal de Las Casas in the school holidays

How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.

San Cristóbal de Las Casas has its best school-holiday weather during the Easter holidays (score 84) and its weakest during October half-term (score 56).

  • Easter holidays

    Mar – Apr

    84

    ExcellentBest holidays

    • 24 °C by day
    • 7.3 h of sun a day
    • 9 rainy days a month

    Good for: Sightseeing & walks

  • May half-term

    May – Jun

    62

    Good

    • 24 °C by day
    • 6.1 h of sun a day
    • 19 rainy days a month

    Keep in mind: Frequent rain

  • Summer holidays

    Jul – Aug

    59

    Fair

    • 23 °C by day
    • 5.8 h of sun a day
    • 20 rainy days a month

    Keep in mind: Frequent rain

  • October half-term

    Oct

    56

    Fair

    • 21 °C by day
    • 4.8 h of sun a day
    • 19 rainy days a month

    Keep in mind: Frequent rain

  • Christmas holidays

    Dec – Jan

    84

    Excellent

    • 20 °C by day
    • 5.9 h of sun a day
    • 7 rainy days a month

    Good for: Sightseeing & walks

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 11 h
Distance
8,710 km
Time zone
UTC−6
Jet lag
About 5 days (7 h west)

Rule of thumb for flying west: for a few days before, stay up a little later, and get afternoon and evening light at your destination.

Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.

Good to know: Mexico

Currency
Mexican Peso (MXN)
Language
Spanish
Sockets
Type A, B · 127 V
Traffic
Drives on the right
Dialling code
+52
Emergency number
911

UK plugs need a travel adapter

Only 127 V: chargers marked 100–240 V work, other devices need a voltage converter.

Sources: GeoNames (CC BY 4.0) and Wikidata (CC0). Please check details before you travel.

Compare & alternatives

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Put San Cristóbal de Las Casas side by side with another destination.

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San Cristóbal de Las Casas vs Tuxtla Gutiérrez

In October San Cristóbal de Las Casas has the better holiday weather (score 56 vs 50). During the day Tuxtla Gutiérrez is 8 °C warmer than San Cristóbal de Las Casas.

San Cristóbal de Las Casas vs Tuxtla Gutiérrez, in October
in OctoberSan Cristóbal de Las CasasTuxtla Gutiérrez
Holiday weather score5650
Daytime high21°29°
Sunshine5 h5 h
Rainy days1917
Best timeDec – AprNov – Feb

Through the year

OctoberSan Cristóbal de Las Casas 21°Tuxtla Gutiérrez 29°
San Cristóbal de Las CasasTuxtla Gutiérrez
Go to Tuxtla Gutiérrez
Best places in the country
Ranking

Mexico in October: the best places

In October, San Cristóbal de Las Casas ranks 17 among the 31 nearest destinations in this country.

  1. Teotihuacan23°77
  2. 2Oaxaca de Juárez25°76
  3. 3Progreso32°28°76
  4. 4Mexico City23°76
  5. 5Heroica Puebla de Zaragoza24°71
  6. 6Xochimilco23°71
  7. 7Pachuca21°71
  8. 8Coyoacán23°71
  9. 17San Cristóbal de Las CasasThis page21°56
All destinations: Mexico
Places nearby

Near San Cristóbal de Las Casas

Other destinations close by.

Places with a similar climate

Places with a climate like San Cristóbal de Las Casas

Destinations whose weather through the year is closest to San Cristóbal de Las Casas's – good alternatives.

  1. 72 % similar56Antigua GuatemalaGuatemala24°Best time: Nov – Mar
  2. 69 % similar71PachucaMexico21°Best time: Nov – Apr
  3. 69 % similar67Toluca de LerdoMexico21°Best time: Nov – Apr
  4. 69 % similar64KunmingChina21°Best time: Jan – Apr, Nov

Frequently asked questions about San Cristóbal de Las Casas

When is the best time to visit San Cristóbal de Las Casas?

The best time to visit San Cristóbal de Las Casas is from December to April. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.

What is the warmest month in San Cristóbal de Las Casas?

April is the warmest month, with average highs of 25 °C and nights around 12 °C. December is the coolest month at 20 °C.

When does it rain most in San Cristóbal de Las Casas?

Rain is frequent from May to October; the wettest month is June with 457 mm. The driest month is February with 19 mm.

How many hours of sunshine does San Cristóbal de Las Casas get?

San Cristóbal de Las Casas gets around 2,140 hours of sunshine a year. The sunniest month is April with 7.4 hours a day; in September there are 4.6 hours a day.

What time zone is San Cristóbal de Las Casas in?

San Cristóbal de Las Casas is on UTC−6 all year.

How long is the flight from London to San Cristóbal de Las Casas?

A nonstop flight from London to San Cristóbal de Las Casas takes about 11 h, for a straight-line distance of about 8,710 km.

Which school holidays are best for San Cristóbal de Las Casas?

San Cristóbal de Las Casas has its best school-holiday weather during the Easter holidays (score 84) and its weakest during October half-term (score 56). Holiday ratings (0–100): Easter holidays 84, May half-term 62, summer holidays 59, October half-term 56, Christmas holidays 84.