Monthly climate guide

Matamoros weather in August

Expect very hot weather in Matamoros in August: afternoons reach about 35°C (95°F), while nights drop to around 27°C (80°F). Around 35 mm of rain falls over the month (fairly dry), and skies are mostly sunny. Daytime highs are about the same as July and 2°C warmer than September.

What stands out in August

Even after dark it stays around 27°C, so sleeping can feel warm.
Matamoros is usually about 2°C cooler than Reynosa, 80 km away, in August.
Seasonally, August counts as late summer in Matamoros.
It's one of the sunniest months here, with cloud cover around 32%.

August is typically Matamoros's warmest month.

Avg high

35°C

95°F

Avg low

27°C

80°F

Rainfall

35 mm

fairly dry

Humidity

68%

relative

Sky

32%

cloud · mostly sunny

Live Matamoros forecast Where else to go in August

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Matamoros weather by month

Low → high °C Rain (mm)

Show the monthly averages as a table

Average monthly climate in Matamoros
Month	Avg high	Avg low	Rain	Humidity	Cloud cover
January	22°C / 72°F	12°C / 54°F	30 mm	74%	64%
February	25°C / 77°F	15°C / 58°F	19 mm	74%	62%
March	28°C / 82°F	18°C / 64°F	37 mm	74%	60%
April	31°C / 88°F	21°C / 69°F	31 mm	71%	57%
May	33°C / 91°F	23°C / 74°F	72 mm	71%	47%
June	34°C / 94°F	26°C / 78°F	91 mm	70%	38%
July	34°C / 94°F	26°C / 79°F	43 mm	70%	35%
August	35°C / 95°F	27°C / 80°F	35 mm	68%	32%
September	33°C / 92°F	25°C / 78°F	114 mm	72%	44%
October	31°C / 88°F	22°C / 71°F	52 mm	70%	38%
November	27°C / 80°F	17°C / 63°F	41 mm	73%	53%
December	24°C / 75°F	14°C / 57°F	30 mm	75%	65%

What to pack for August

Light, breathable clothing (cotton or linen)
A sun hat and high-SPF sunscreen
A refillable water bottle
A small travel umbrella, just in case
Sunglasses

Full season-by-season packing guide →

Is August 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 August

Reynosa

37° / 26°C · 31 mm

Nuevo Laredo

38° / 25°C · 32 mm

Monterrey

30° / 16°C · 47 mm

Ciudad Victoria

30° / 18°C · 78 mm

Saltillo

31° / 17°C · 40 mm

Tampico

32° / 26°C · 105 mm

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Matamoros weather in August. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/mexico/matamoros/august

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Matamoros in August: quick answers

Is August a good time to visit Matamoros?

It can be, if you like heat: August highs in Matamoros are around 35°C. Good for the beach; plan sightseeing for early morning and evening.

How warm is Matamoros in August?

Average highs are about 35°C (95°F) and average lows about 27°C (80°F), based on 10 years of daily data.

Does it rain a lot in Matamoros in August?

Matamoros typically gets around 35 mm of rain in August — fairly dry.

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.