Climate guide for Monterrey, Mexico

Best Time to Visit
Monterrey

How to read the score (0–10)
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01 · Mexico

About Monterrey

Monterrey is Mexico’s northern industrial capital framed by Cerro de la Silla-mountain parks and a modern business core. In Mexico, cooler months from late autumn through early spring usually delivers the most reliable conditions for sightseeing travel - then use monthly climate scores to fine-tune around crowds, storms, or snow depth.

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Did you know?

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Travel Tips

01Best time & timing
The strongest months are March, April, February: March peaks at 9.9/10, while June drops to 7.8/10.
02Weather & what to pack
17°C and 11 mm of rain shape a typical March here. Pack layers you can shed by midday plus one warm layer for the evening.
03Crowds & value
Book early for March, the busiest stretch; February is the value window at 9.3/10.

Things to do in Monterrey

Monterrey, Mexico. Live activities and tours from GetYourGuide, matched to this destination.

When to visit Monterrey: the short answer

The best time to visit Monterrey is March, followed by April, February. Those months combine the most usable temperatures with the fewest lost days to rain: March averages 17°C with 11 mm of rain and about 29 days with 6+ hours of sunshine. The months to avoid unless you have a specific reason are June, September. If budget matters more than perfect weather, September is the strongest of the low-rate months at 8.1/10.

Across the year Monterrey swings from 12°C in January to 24°C in June, a 13-degree spread, while rainfall ranges from 8 mm in December to 106 mm in September. That is the whole planning problem in one sentence: Monterrey is not equally good year-round, and the difference between the best and worst month here is 2.1 points on a 10-point scale.

Warmest month: June (24°C). Coolest: January (12°C). Driest: December (8 mm). Wettest: September (106 mm).

Monterrey month by month

January in Monterrey — one of the year's strongest windows (9th)

Best window · 8.6/10

January averages 12°C (53°F) — jacket weather. Comfortable for walking and museums, too cool for anything water-based.

Rain is a non-issue at 10 mm for the month, with about 15 days with 6+ hours of sunshine and 10.6 hours of daylight to work with.

A 8.6/10 puts this among the year's best months in Monterrey (9th of 12); only March scores higher, at 9.9/10.

Plan for mid-season pricing, with crowds are moderate.

Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in.

February ranks 3rd of 12 for Monterrey — one of the best windows

Best window · 9.3/10

February averages 13°C (56°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.

Expect 17 mm of rain — occasional showers rather than washed-out days — alongside about 20 days with 6+ hours of sunshine and 11.1 daylight hours.

A 9.3/10 puts this among the year's best months in Monterrey (3rd of 12); only March scores higher, at 9.9/10.

Plan for mid-season pricing, with crowds are moderate.

Pack layers you can shed by midday plus one warm layer for the evening.

March in Monterrey tops the year's climate scores

Best window · 9.9/10

Temperatures hover around 17°C (62°F) — the kind of month where neither heat nor cold forces the schedule.

At just 11 mm for the month, rain will not shape your plans; you get about 29 days with 6+ hours of sunshine and 11.8 hours of daylight.

On our climate-comfort scale this is the top-ranked month of the year for Monterrey at 9.9/10 — the reference point every other month on this page is measured against.

Budget for peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack layers you can shed by midday plus one warm layer for the evening.

April is one of the strongest months in Monterrey (2nd)

Best window · 9.8/10

April averages 20°C (68°F) — pleasant for mornings and evenings on foot in the city, with a midday break when the sun is strongest.

Expect 37 mm of rain — occasional showers rather than washed-out days — alongside about 29 days with 6+ hours of sunshine and 12.6 daylight hours.

A 9.8/10 puts this among the year's best months in Monterrey (2nd of 12); only March scores higher, at 9.9/10.

Figure on peak pricing, with this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack light clothing, a hat and real sun protection.

May in Monterrey — one of the year's strongest windows (6th)

Best window · 8.8/10

At 24°C (74°F) this is comfortable city weather in May, with sightseeing easiest before lunch and after the afternoon peak.

Budget for roughly 49 mm of rain this month — a flexible day or two helps — with about 31 days with 6+ hours of sunshine and 13.3 hours of daylight to work around it.

On our climate-comfort scale this is one of the strongest months of the year for Monterrey at 8.8/10 (6th of 12), just behind March at 9.9/10.

Expect mid-season pricing, and crowds are moderate.

Pack light clothing, a hat and real sun protection, a packable rain layer.

June in Monterrey: strong conditions, 12th of 12

Good · 7.8/10

June averages 24°C (75°F) — pleasant for mornings and evenings on foot in the city, with a midday break when the sun is strongest.

Rainfall runs 85 mm, so plan one flexible day in three; you still get about 30 days with 6+ hours of sunshine and 13.6 hours of daylight.

It scores 7.8/10 here, 12th of 12 months, against 9.9/10 in the destination's best month.

Figure on low-season pricing, with crowds are light for this destination.

Pack light clothing, a hat and real sun protection, a packable rain layer.

Flexible dates? March scores 2.1 points higher here — enough to change the trip.

July ranks 5th of 12 for Monterrey — one of the best windows

Best window · 9/10

July averages 23°C (74°F) — pleasant for mornings and evenings on foot in the city, with a midday break when the sun is strongest.

Rainfall runs 49 mm, so plan one flexible day in three; you still get about 31 days with 6+ hours of sunshine and 13.5 hours of daylight.

A 9/10 puts this among the year's best months in Monterrey (5th of 12); only March scores higher, at 9.9/10.

Plan for mid-season pricing, with crowds are moderate.

Pack light clothing, a hat and real sun protection, a packable rain layer.

August is one of the strongest months in Monterrey (4th)

Best window · 9.3/10

At 23°C (73°F) this is comfortable city weather in August, with sightseeing easiest before lunch and after the afternoon peak.

With around 44 mm of rain, any showers tend to pass through rather than settle in; about 31 days with 6+ hours of sunshine and 12.9 hours of daylight fill the rest.

On our climate-comfort scale this is one of the strongest months of the year for Monterrey at 9.3/10 (4th of 12), just behind March at 9.9/10.

Expect peak pricing, and this is one of the busiest months here.

Pack light clothing, a hat and real sun protection.

September in Monterrey: strong conditions, 11th of 12

Good · 8.1/10

At 21°C (69°F) this is comfortable city weather in September, with sightseeing easiest before lunch and after the afternoon peak.

106 mm of rain makes this a wet month here, though with about 25 days with 6+ hours of sunshine there is still bright weather between the fronts.

That is 8.1/10 on the same scale — 11th of 12 months, versus 9.9/10 for the best month here.

Budget for low-season pricing, and crowds are light for this destination.

Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella.

If your dates are flexible, March is materially better in Monterrey — 1.8 points higher on the same scale.

October ranks 7th of 12 for Monterrey — one of the best windows

Best window · 8.8/10

October averages 17°C (63°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.

Rainfall runs 56 mm, so plan one flexible day in three; you still get about 18 days with 6+ hours of sunshine and 11.4 hours of daylight.

A 8.8/10 puts this among the year's best months in Monterrey (7th of 12); only March scores higher, at 9.9/10.

Figure on mid-season pricing, with crowds are moderate.

Pack layers you can shed by midday plus one warm layer for the evening, a packable rain layer.

November ranks 8th of 12 for Monterrey — one of the best windows

Best window · 8.8/10

November averages 15°C (59°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.

Rainfall runs 45 mm, so plan one flexible day in three; you still get about 14 days with 6+ hours of sunshine and 10.7 hours of daylight.

A 8.8/10 puts this among the year's best months in Monterrey (8th of 12); only March scores higher, at 9.9/10.

Plan for mid-season pricing, with crowds are moderate.

Pack layers you can shed by midday plus one warm layer for the evening, a packable rain layer.

December ranks 10th of 12 for Monterrey — one of the best windows

Best window · 8.5/10

Temperatures hover around 13°C (55°F) — the kind of month where neither heat nor cold forces the schedule.

At just 8 mm for the month, rain will not shape your plans; you get about 11 days with 6+ hours of sunshine and 10.4 hours of daylight.

On our climate-comfort scale this is one of the strongest months of the year for Monterrey at 8.5/10 (10th of 12), just behind March at 9.9/10.

Budget for mid-season pricing, and crowds are moderate.

Pack layers you can shed by midday plus one warm layer for the evening.

FAQ

Frequently asked

When is the best time to visit Monterrey, Mexico?
In Ideal Weather mode, the best months to visit Monterrey are March, April, February, August, July. March is the single peak month with an Ideal Weather score of 9.9/10 based on temperature, rainfall, humidity, daylight and days with 6+ hours of sunshine.
What is the weather like in Monterrey year-round?
Monterrey has a climate profile suited to sightseeing and cultural travel. Average monthly temperatures range from 12°C in January to 24°C in June, with Ideal Weather scores between 7.8 and 9.9 out of 10.
Which months should I avoid in Monterrey?
The lowest Ideal Weather-scoring months in Monterrey are June (7.8/10), September (8.1/10), December (8.5/10). These months typically combine less comfortable temperatures, higher rainfall or fewer days with 6+ hours of sunshine.
When is the rainy season in Monterrey?
September is the wettest month in Monterrey, averaging about 106 mm of rainfall. December is the driest, at roughly 8 mm.
Which is the sunniest month in Monterrey?
May sees the most sun in Monterrey, with about 31 days with 6+ hours of sunshine on average - ideal for outdoor plans.
Is Monterrey a good destination for sightseeing and cultural travel?
Monterrey is well suited to sightseeing and cultural travel. Its highest Ideal Weather window (March, April, February, August, July) aligns with the conditions travelers usually look for in this style of trip.
How is the bestime.to score for Monterrey calculated?
Each month receives an Ideal Weather score from 0-10 using ERA5 climate normals for Monterrey: temperature comfort, precipitation, humidity, daylight hours, and days with 6+ hours of sunshine - weighted for sightseeing and cultural travel.

Climate data: Open-Meteo ERA5 historical archive, the five most recent complete years (2021–2025). Scores are monthly averages for that window, not forecasts, and short-window precipitation can differ from longer-term normals. “Sunny days” count days with at least 6 hours of measured sunshine — they are not dry days.

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