Monthly climate averages for Monterrey, Mexico. Based on 10-year ERA5 reanalysis data.
BSh Hot Semi-Arid
Climate OverviewMonterrey, Mexico in April has hot conditions, with highs reaching 29.2°C (85°F) and afternoons the warmest part of the day. Temperatures drop noticeably between day and night.
This month falls at the middle of Spring.
Daily highs in April gradually rise from around 28°C (83°F) at the start to 31°C (87°F) by month's end.
April sees fairly even rainfall, totalling about 41 mm across the month.
The warmest days tend to fall around the 30th, averaging 30.8°C (87°F).
Compared to March, this month is about 2°C warmer with 0 fewer rainy days. Temperatures will rise further into May.
Daily averages based on historical data (2016–2025)
Daytime temperatures around 29°C (85°F) are ideal for full-day outdoor exploration.
Rain usually comes in shorter passing showers rather than all-day rain.
2 of the last 5 yearly records were warmer than this month's long-run average.
| Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 21°C / 10°C | 19°C / 8°C | 5days (28 mm) Good | 8.8h Good | 62% Muggy | 5 Moderate | Good | View Details |
| February best | 24°C / 12°C | 23°C / 11°C | 3days (19 mm) Excellent | 9.5h Good | 60% Moderate | 6 High | Excellent | View Details |
| March best | 27°C / 15°C | 27°C / 15°C | 6days (35 mm) Good | 10.1h Excellent | 59% Moderate | 7.4 Very High | Excellent | View Details |
| April best | 29°C / 18°C | 31°C / 18°C | 6days (41 mm) Good | 10.8h Excellent | 62% Muggy | 8.1 Very High | Excellent | View Details |
| May | 32°C / 21°C | 34°C / 23°C | 8days (55 mm) Wet | 11.6h Excellent | 67% Muggy | 8.2 Very High | Good | View Details |
| June | 33°C / 23°C | 36°C / 25°C | 6days (61 mm) Good | 12.3h Excellent | 63% Muggy | 8.5 Very High | Fair | View Details |
| July | 33°C / 23°C | 36°C / 26°C | 4days (48 mm) Good | 11.7h Excellent | 61% Muggy | 8.3 Very High | Good | View Details |
| August | 34°C / 24°C | 36°C / 26°C | 3days (16 mm) Excellent | 11.8h Excellent | 58% Moderate | 8.4 Very High | Good | View Details |
| September | 30°C / 22°C | 33°C / 25°C | 9days (82 mm) Wet | 10.3h Excellent | 69% Muggy | 7.5 Very High | Good | View Details |
| October best | 27°C / 18°C | 29°C / 19°C | 6days (52 mm) Good | 9.9h Good | 69% Muggy | 6.3 High | Excellent | View Details |
| November best | 24°C / 15°C | 24°C / 14°C | 7days (42 mm) Good | 8.8h Good | 70% Muggy | 4.9 Moderate | Excellent | View Details |
| December | 22°C / 12°C | 22°C / 11°C | 5days (28 mm) Good | 8.5h Good | 66% Muggy | 4.5 Moderate | Excellent | View Details |
Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.
Temperatures drop significantly at night, so pack layers you can add or remove throughout the day.
A waterproof jacket or compact umbrella is recommended for occasional showers.
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