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Monthly climate in Nicolas Romero, Mexico

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Nicolas Romero features a cold semi-arid climate (BSk). Temperatures typically range between 11 °C (52 °F) and 22 °C (72 °F) through the year, but rarely can drop to -7 °C (20 °F) or can rise to as high as 36 °C (96 °F). The average annual precipitation amounts to about 645 mm (25.4 inches) and receives 88 rainy days on the 1 mm (0.04 inches) threshold annually. Nicolas Romero enjoys an average of 3622 hours of sunshine throughout the year, and daylight varies from 10 hours 40 minutes to 13 hours 34 minutes per day.

Monthly average temperatures in Nicolas Romero, Mexico

The warmest months in Nicolas Romero are May, June and August, with daily mean temperatures ranging from 20 to 22 °C (68 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 11 to 13 °C (52 - 56 °F) throughout the day. On average each year, Nicolas Romero experiences 179 days above 25 °C (77.0 °F) and 6 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Nicolas Romero. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum27°C
(80°F)		31°C
(88°F)		33°C
(91°F)		33°C
(92°F)		35°C
(96°F)		36°C
(96°F)		31°C
(88°F)		31°C
(88°F)		28°C
(82°F)		29°C
(84°F)		29°C
(85°F)		27°C
(81°F)
Mean maximum25°C
(77°F)		28°C
(82°F)		30°C
(86°F)		31°C
(88°F)		33°C
(92°F)		33°C
(92°F)		30°C
(86°F)		29°C
(84°F)		27°C
(81°F)		28°C
(83°F)		27°C
(81°F)		26°C
(78°F)
Average high20°C
(69°F)		22°C
(72°F)		26°C
(79°F)		28°C
(82°F)		30°C
(85°F)		29°C
(84°F)		26°C
(79°F)		26°C
(80°F)		24°C
(75°F)		25°C
(77°F)		23°C
(74°F)		21°C
(69°F)
Daily mean11°C
(52°F)		13°C
(56°F)		16°C
(61°F)		18°C
(65°F)		21°C
(69°F)		22°C
(72°F)		20°C
(68°F)		20°C
(68°F)		18°C
(65°F)		17°C
(64°F)		14°C
(58°F)		12°C
(53°F)
Average low4°C
(39°F)		5°C
(42°F)		7°C
(45°F)		9°C
(48°F)		12°C
(53°F)		15°C
(60°F)		14°C
(58°F)		14°C
(58°F)		13°C
(56°F)		11°C
(52°F)		7°C
(45°F)		4°C
(40°F)
Mean minimum-1°C
(30°F)		-0°C
(32°F)		3°C
(38°F)		4°C
(40°F)		8°C
(46°F)		12°C
(54°F)		12°C
(54°F)		12°C
(55°F)		10°C
(51°F)		7°C
(44°F)		1°C
(35°F)		-2°C
(29°F)
Minimum-4°C
(25°F)		-4°C
(24°F)		2°C
(35°F)		3°C
(38°F)		5°C
(42°F)		10°C
(49°F)		11°C
(53°F)		12°C
(54°F)		9°C
(48°F)		6°C
(43°F)		-4°C
(25°F)		-7°C
(20°F)

Compare climate in Nicolas Romero with other places

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

Monthly average precipitation in Nicolas Romero, Mexico

Nicolas Romero usually has the most precipitation in July, August and September, with an average of 18 rainy days and 142 mm (5.6 inches) of precipitation per month. The driest months in Nicolas Romero are March, April and December. On average, 8 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Nicolas Romero. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)18 (0.7)16 (0.6)8 (0.3)4 (0.2)19 (0.7)51 (2.0)139 (5.5)110 (4.3)179 (7.0)70 (2.7)21 (0.8)12 (0.5)
Average precipitation days (≥ 1 mm)121258191522922

Monthly sunshine hours in Nicolas Romero, Mexico

The sunniest months in Nicolas Romero are April, May and August, when the sun shines an average of 11 hours 1 minutes a day. Least sunny months in Nicolas Romero: January, February and November receive an average of 8 hours 36 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Nicolas Romero. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours227267319330352330322330282296280281
Mean daily daylight hours10h 50m11h 21m12h 1m12h 43m13h 17m13h 34m13h 25m12h 54m12h 14m11h 33m10h 58m10h 40m

Solar UV radiation in Nicolas Romero, Mexico

Nicolas Romero experiences the highest level of ultraviolet (UV) radiation in April, May and September, when the maximum UV index can reach values of 14 - 15, 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 9. For more detailed information, check out our hourly Nicolas Romero UV Index data.

Average daily maximum UV levels by month for Nicolas Romero. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)811131515141414141297