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Monterrey weather in December

Monterrey in December averages 16°C (61°F), 24 mm of rain and 5 hours of sun a day.

Of the twelve months in Monterrey, December is the second coldest, the fourth driest and the dullest.

Monterrey
Average temp
16°C (61°F)

10–22°C · 50–72°F

Rainfall
24 mm

Not much rain

Sunshine
5 h

hours per day

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What is Monterrey like in December?

Daytime

Days are mild.

Rain

Rain is usually light.

Evening

Evenings are cooler. A layer helps after sunset.

What should I pack for Monterrey in December?

  • A warm mid-layer

    Nights drop to around 10°C (50°F).

December compared with November and January

December in Monterrey is 3.1°C cooler than November and about as wet as it, which averages 19°C (67°F).

December in Monterrey is about the same temperature as January and about as wet as it, which averages 16°C (61°F).

Daylight in Monterrey in December

On 15 December the sun is up for 10 hours 33 minutes in Monterrey, rising about 07:20 and setting about 17:53 local time.

No month in Monterrey has less daylight than December.

Where to stay in Monterrey

Dates are a starting point for December.

All hotels in Monterrey

Travel guides for Monterrey

What to read before you book.

All travel guides in Monterrey

Monterrey weather by month

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 2 Sept 2026358 places covered

How December compares with the rest of the year

December is highlighted. Every other month links to its own page.

Monterrey weather by month: average temperature, rainfall, sunshine for each month, from 1991–2020 climate normals
MonthAverageRainfall
January16°C / 61°F18 mm
February18°C / 65°F16 mm
March22°C / 71°F23 mm
April25°C / 77°F32 mm
May28°C / 82°F46 mm
June30°C / 85°F55 mm
July30°C / 85°F98 mm
August30°C / 86°F81 mm
September27°C / 81°F215 mm
October24°C / 75°F61 mm
November19°C / 67°F28 mm
December16°C / 61°F24 mm

Similar weather in December

Other destinations whose December averages sit close to this one.

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FAQs about Monterrey in December

December climate averages for Monterrey, 1991–2020.

Monterrey averages 16°C (61°F) in December, ranging from about 10°C (50°F) at night to 22°C (72°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.

Barely. December sees only about 24 mm, so rain is unlikely to affect your plans.

They are about the same. December averages 16°C (61°F) and January 16°C (61°F), so temperature alone will not decide between them.

December is 3.1°C cooler than November, and about as wet.

It is outside the easiest window. The most comfortable stretch here is February to May; December sits outside it, which usually means more heat, more rain, or both — worth it if you would rather have the place to yourself.

About 5 hours of sun a day on the 1991–2020 average.

This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what December is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.

About 10 hours 33 minutes of daylight in mid-December, the least of any month in Monterrey.

On 15 December, sunrise is about 07:20 and sunset about 17:53 local time. Both shift across the month.