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Monthly climate guide

Matamoros weather in May

May in Matamoros is typically very hot, with average daytime highs around 33°C (91°F) and night-time lows near 23°C (74°F). The month usually brings about 72 mm of rain (some rain) and is a mix of sun and cloud. Daytime highs are 2°C warmer than April and 2°C cooler than June.

What stands out in May

  • May brings late spring to Matamoros.
  • Nights stay warm, rarely below 23°C — air-conditioning helps.
  • Just 80 km apart, but Matamoros runs about 2°C cooler than Reynosa this month.
  • Rain is above Matamoros's usual level, by about 45%.

Avg high

33°C

91°F

Avg low

23°C

74°F

Rainfall

72 mm

some rain

Humidity

71%

relative

Sky

47%

cloud · a mix of sun and cloud

Matamoros weather by month

Low → high °C Rain (mm)
Show the monthly averages as a table
Average monthly climate in Matamoros
MonthAvg highAvg lowRainHumidityCloud cover
January22°C / 72°F12°C / 54°F30 mm74%64%
February25°C / 77°F15°C / 58°F19 mm74%62%
March28°C / 82°F18°C / 64°F37 mm74%60%
April31°C / 88°F21°C / 69°F31 mm71%57%
May33°C / 91°F23°C / 74°F72 mm71%47%
June34°C / 94°F26°C / 78°F91 mm70%38%
July34°C / 94°F26°C / 79°F43 mm70%35%
August35°C / 95°F27°C / 80°F35 mm68%32%
September33°C / 92°F25°C / 78°F114 mm72%44%
October31°C / 88°F22°C / 71°F52 mm70%38%
November27°C / 80°F17°C / 63°F41 mm73%53%
December24°C / 75°F14°C / 57°F30 mm75%65%

What to pack for May

  • Light, breathable clothing (cotton or linen)
  • A sun hat and high-SPF sunscreen
  • A refillable water bottle
  • A compact umbrella or packable rain jacket
  • Water-resistant shoes
Full season-by-season packing guide →

Is May a good time to visit Matamoros?

Compare the months in the chart above to find your ideal window.

Best time to visit Matamoros →

Other Mexico cities in May

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Matamoros in May: quick answers

Is May a good time to visit Matamoros?

It can be, if you like heat: May highs in Matamoros are around 33°C. Good for the beach; plan sightseeing for early morning and evening.

How warm is Matamoros in May?

Average highs are about 33°C (91°F) and average lows about 23°C (74°F), based on 10 years of daily data.

Does it rain a lot in Matamoros in May?

Matamoros typically gets around 72 mm of rain in May — some rain.

Figures are long-term averages for the area around Matamoros (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.