Mérida Weather in September 2026: what to expect (4.6/10)

The month in detail

What to expect in September

September falls in the wet season in Mérida. Showers are often brief but intense. With 61.0% of rainy days, always have indoor alternatives planned.

September ranks 10 out of 12 months in Mérida. Compared to August: 6 pts more rainy days, −1.0h of sun per day.

This month's conditions

What it's like in September

UV index

8 · very high

protection essential

Feels like

very humid

24°

Daylight

12.1h of daylight

Air quality

good

AQI 23

Compare

Is September the right month?

The best month in Mérida is January (8.7/10), 4.1 pts higher than September.

See January →See all 12 months →

Context

Our verdict

Mérida is the capital of Yucatán: 1 million inhabitants, Spanish colonial city built on the ruins of the Mayan city T'ho. January is my favourite month (8.6/10): 19-28°C, 18% rain, mild climate after the infernal summer.

Read Gilles' full review →

Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

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Stay

Hotels & rentals · Mérida

Expedia →

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Activities

Tours, tickets, experiences

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Flights

Multi-airline comparator

Kiwi →

🎟️ Activities & tours · Mérida

GetYourGuide selection · free cancellation

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Affiliate link · GetYourGuide

Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a tropical stay.

Country · Mexico

🗣️LanguageSpanish

💶CurrencyMexican Peso ($)

🚗DrivingRight-hand

🛡️Safety ⓘVery safe · 1/5

💰Cost of living ⓘCheap · 2/5

🌡️ Climate

🌍Climate typeTropical

📈Climate trend ⓘ+0.96°C/decade

🔥Hottest monthApril · 36°C

❄️Coolest monthJanuary · 28°C

🌧️Rainiest month ⓘSeptember · 61%

🏝️ Tropical stay

🌞Dry season ⓘMay → Sep

🌧️Wet season ⓘDec → Mar

🌀Cyclones ⓘSeason Nov-Apr

Explore

Other destinations in September

If September doesn't convince you for this destination, compare with others.

Similar climate

Key WestUSA

HampiIndia

Isla HolboxMexico

Puerto EscondidoMexico

HavanaCuba

Nearby

TulumMexico240 km

Playa del CarmenMexico267 km

Riviera MayaMexico267 km

CancúnMexico288 km

Other top picks

Cape VerdeCape Verde5.3

SalCape Verde5.6

Marsa AlamEgypt5.8

Sharm el-SheikhEgypt5.8

HurghadaEgypt5.9

← August October →

🗺️ See all 754 destinations on the map

Location

Where is Mérida ?

Global position + regional geographic context.

🌍 World

🔍 Geographic context

Mexico

Tropical climate with a 8.7 → 4.5 gap between best and worst month. 10 years of ERA5 data to choose by project.

20.97°N · 89.62°W

Questions

Frequently asked questions

What is the best time to visit Mérida?

January is the best month with 28.0°C highs, 19.0°C lows, 6.7h of sunshine and 17.0% rainy days.

How many hours of sunshine does Mérida get in January?

Mérida averages 6.7 sunshine hours per day in January. It is the sunniest month with a climate score of 8.2/10.

What is the rainiest month in Mérida?

June is the most unfavourable month with June has the lowest climate score of the year and the lowest climate score of the year.

What are the temperatures at night in Mérida in January?

In January, overnight lows reach 19.0°C, while afternoon highs average 28.0°C.

Is Mérida good in winter?

In winter (December-February), Mérida scores 6.5/10 on average — Decent period conditions for cultural visits.. The best month overall remains January with a score of 8.2/10.

When should you avoid Mérida?

June is the most difficult month to visit Mérida, with June has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.

Do you need sun protection in Mérida in September?

The average UV index reaches 8 in September in Mérida (very high), with about 12.1h of daylight. Protection essential.