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Monthly climate in Heroica Matamoros, Mexico

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Heroica Matamoros features a humid subtropical climate (Cfa). Temperatures typically range between 17 °C (63 °F) and 30 °C (86 °F) through the year, but rarely can drop to -4 °C (25 °F) or can rise to as high as 40 °C (104 °F). The average annual precipitation amounts to about 675 mm (26.6 inches) and receives 105 rainy days on the 1 mm (0.04 inches) threshold annually. Heroica Matamoros enjoys an average of 3351 hours of sunshine throughout the year, and daylight varies from 10 hours 31 minutes to 13 hours 43 minutes per day.

Monthly average temperatures in Heroica Matamoros, Mexico

The warmest months in Heroica Matamoros are June, July and August, with daily mean temperatures ranging from 29 to 30 °C (84 - 86 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 17 to 18 °C (63 - 65 °F) throughout the day. On average each year, Heroica Matamoros experiences 251 days above 25 °C (77.0 °F) and 1 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Heroica Matamoros. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum33°C
(92°F)		33°C
(92°F)		35°C
(95°F)		40°C
(104°F)		35°C
(94°F)		38°C
(101°F)		37°C
(99°F)		37°C
(98°F)		36°C
(97°F)		35°C
(95°F)		32°C
(89°F)		32°C
(89°F)
Mean maximum29°C
(85°F)		30°C
(85°F)		32°C
(91°F)		36°C
(97°F)		34°C
(93°F)		35°C
(95°F)		36°C
(97°F)		36°C
(97°F)		36°C
(96°F)		34°C
(93°F)		31°C
(88°F)		29°C
(85°F)
Average high22°C
(71°F)		23°C
(73°F)		26°C
(79°F)		29°C
(84°F)		31°C
(88°F)		33°C
(91°F)		33°C
(92°F)		34°C
(94°F)		32°C
(90°F)		29°C
(85°F)		26°C
(78°F)		23°C
(74°F)
Daily mean17°C
(63°F)		18°C
(65°F)		22°C
(71°F)		24°C
(76°F)		27°C
(81°F)		29°C
(84°F)		29°C
(85°F)		30°C
(86°F)		28°C
(83°F)		25°C
(77°F)		21°C
(70°F)		18°C
(65°F)
Average low13°C
(55°F)		14°C
(58°F)		18°C
(65°F)		21°C
(69°F)		24°C
(75°F)		26°C
(78°F)		26°C
(79°F)		26°C
(79°F)		25°C
(77°F)		21°C
(70°F)		17°C
(62°F)		14°C
(57°F)
Mean minimum2°C
(37°F)		4°C
(39°F)		10°C
(49°F)		13°C
(56°F)		18°C
(65°F)		23°C
(74°F)		23°C
(74°F)		24°C
(76°F)		21°C
(69°F)		10°C
(51°F)		8°C
(46°F)		4°C
(40°F)
Minimum-1°C
(31°F)		-4°C
(25°F)		4°C
(39°F)		9°C
(48°F)		15°C
(58°F)		21°C
(70°F)		21°C
(71°F)		24°C
(75°F)		18°C
(65°F)		9°C
(48°F)		3°C
(38°F)		1°C
(34°F)

Compare climate in Heroica Matamoros with other places

Compare temperature, precipitation, sunshine, UV index in Heroica Matamoros, Mexico with other places around the world.

Monthly average precipitation in Heroica Matamoros, Mexico

Heroica Matamoros usually has the most precipitation in June, July and September, with an average of 13 rainy days and 109 mm (4.3 inches) of precipitation per month. The driest months in Heroica Matamoros are February, April and December. On average, 25 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Heroica Matamoros. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)31 (1.2)22 (0.9)39 (1.5)27 (1.1)76 (3.0)92 (3.6)119 (4.7)36 (1.4)116 (4.6)55 (2.2)35 (1.4)26 (1.0)
Average precipitation days (≥ 1 mm)5666913109171275

Monthly sunshine hours in Heroica Matamoros, Mexico

The sunniest months in Heroica Matamoros are June, July and August, when the sun shines an average of 10 hours 54 minutes a day. Least sunny months in Heroica Matamoros: January, February and December receive an average of 7 hours 2 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Heroica Matamoros. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours181213264282322331334338291295249245
Mean daily daylight hours10h 42m11h 16m12h 1m12h 47m13h 25m13h 43m13h 33m12h 59m12h 15m11h 30m10h 51m10h 31m

Solar UV radiation in Heroica Matamoros, Mexico

Heroica Matamoros experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 12 - 12, which corresponds to the Extreme category of sun exposure. January, November and December are in the High exposure category. In these months, the maximum values of the UV index do not exceed 7. For more detailed information, check out our hourly Heroica Matamoros UV Index data.

Average daily maximum UV levels by month for Heroica Matamoros. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)69101112121212111076