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Monthly climate in Montemorelos, Mexico

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Montemorelos features a hot semi-arid climate (BSh). Temperatures typically range between 15 °C (59 °F) and 29 °C (85 °F) through the year, but rarely can drop to -4 °C (26 °F) or can rise to as high as 41 °C (106 °F). The average annual precipitation amounts to about 671 mm (26.4 inches) and receives 80 rainy days on the 1 mm (0.04 inches) threshold annually. Montemorelos enjoys an average of 3493 hours of sunshine throughout the year, and daylight varies from 10 hours 34 minutes to 13 hours 40 minutes per day.

Monthly average temperatures in Montemorelos, Mexico

The warmest months in Montemorelos are June, July and August, with daily mean temperatures ranging from 28 to 29 °C (82 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 15 to 17 °C (59 - 63 °F) throughout the day. On average each year, Montemorelos experiences 249 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 Montemorelos. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum35°C
(95°F)		36°C
(96°F)		37°C
(99°F)		39°C
(102°F)		41°C
(106°F)		41°C
(106°F)		40°C
(104°F)		39°C
(102°F)		38°C
(100°F)		37°C
(99°F)		33°C
(92°F)		33°C
(93°F)
Mean maximum30°C
(87°F)		33°C
(92°F)		35°C
(95°F)		37°C
(99°F)		38°C
(100°F)		38°C
(101°F)		38°C
(102°F)		38°C
(101°F)		37°C
(99°F)		35°C
(95°F)		31°C
(89°F)		31°C
(87°F)
Average high21°C
(70°F)		24°C
(75°F)		27°C
(82°F)		30°C
(86°F)		32°C
(91°F)		34°C
(93°F)		35°C
(95°F)		36°C
(96°F)		32°C
(89°F)		29°C
(84°F)		25°C
(77°F)		23°C
(73°F)
Daily mean15°C
(59°F)		17°C
(63°F)		21°C
(70°F)		24°C
(75°F)		27°C
(80°F)		28°C
(82°F)		28°C
(83°F)		29°C
(85°F)		26°C
(79°F)		23°C
(73°F)		18°C
(66°F)		16°C
(61°F)
Average low9°C
(49°F)		11°C
(52°F)		15°C
(59°F)		18°C
(64°F)		21°C
(70°F)		22°C
(72°F)		23°C
(73°F)		23°C
(74°F)		22°C
(71°F)		17°C
(64°F)		13°C
(56°F)		10°C
(51°F)
Mean minimum2°C
(35°F)		3°C
(38°F)		8°C
(47°F)		11°C
(52°F)		16°C
(61°F)		20°C
(68°F)		21°C
(69°F)		21°C
(70°F)		18°C
(64°F)		9°C
(49°F)		6°C
(43°F)		3°C
(37°F)
Minimum-2°C
(29°F)		-4°C
(26°F)		3°C
(38°F)		6°C
(44°F)		12°C
(55°F)		18°C
(64°F)		20°C
(68°F)		20°C
(69°F)		16°C
(61°F)		7°C
(46°F)		2°C
(35°F)		-2°C
(29°F)

Compare climate in Montemorelos with other places

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

Monthly average precipitation in Montemorelos, Mexico

Montemorelos usually has the most precipitation in May, July and September, with an average of 9 rainy days and 108 mm (4.2 inches) of precipitation per month. The driest months in Montemorelos are January, February and August. On average, 19 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Montemorelos. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)23 (0.9)19 (0.8)33 (1.3)72 (2.8)99 (3.9)70 (2.7)77 (3.0)16 (0.6)147 (5.8)63 (2.5)29 (1.1)23 (0.9)
Average precipitation days (≥ 1 mm)44581096413953

Monthly sunshine hours in Montemorelos, Mexico

The sunniest months in Montemorelos are June, July and August, when the sun shines an average of 11 hours 7 minutes a day. Least sunny months in Montemorelos: January, February and November receive an average of 7 hours 52 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Montemorelos. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours204246290292330339339345289289258266
Mean daily daylight hours10h 45m11h 18m12h 1m12h 45m13h 22m13h 40m13h 30m12h 57m12h 15m11h 31m10h 53m10h 34m

Solar UV radiation in Montemorelos, Mexico

Montemorelos experiences the highest level of ultraviolet (UV) radiation in April, May 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 / Very High exposure category. In these months, the maximum values of the UV index do not exceed 8. For more detailed information, check out our hourly Montemorelos UV Index data.

Average daily maximum UV levels by month for Montemorelos. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)79101212121212111086