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Monthly climate in Arroyo Grande, Guerrero, Mexico

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Arroyo Grande features a tropical savanna climate (Aw). Temperatures typically range between 24 °C (75 °F) and 29 °C (84 °F) through the year, but rarely can drop to 12 °C (54 °F) or can rise to as high as 39 °C (103 °F). The average annual precipitation amounts to about 1036 mm (40.8 inches) and receives 122 rainy days on the 1 mm (0.04 inches) threshold annually. Arroyo Grande enjoys an average of 3500 hours of sunshine throughout the year, and daylight varies from 11 hours 2 minutes to 13 hours 11 minutes per day.

Monthly average temperatures in Arroyo Grande, Guerrero, Mexico §

The warmest months in Arroyo Grande are March, April and May, with daily mean temperatures ranging from 27 to 29 °C (81 - 84 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 24 to 25 °C (75 - 77 °F) throughout the day. On average each year, Arroyo Grande experiences 327 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Arroyo Grande, Guerrero, Mexico. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 34°C
(94°F)		 36°C
(97°F)		 38°C
(101°F)		 39°C
(103°F)		 39°C
(103°F)		 38°C
(101°F)		 36°C
(97°F)		 35°C
(95°F)		 34°C
(94°F)		 34°C
(93°F)		 34°C
(94°F)		 34°C
(93°F)
Mean maximum 33°C
(92°F)		 35°C
(96°F)		 37°C
(99°F)		 39°C
(102°F)		 39°C
(102°F)		 36°C
(97°F)		 34°C
(94°F)		 34°C
(94°F)		 33°C
(92°F)		 33°C
(92°F)		 33°C
(92°F)		 32°C
(90°F)
Average high 31°C
(88°F)		 33°C
(91°F)		 35°C
(96°F)		 36°C
(98°F)		 36°C
(97°F)		 32°C
(90°F)		 31°C
(89°F)		 31°C
(88°F)		 30°C
(87°F)		 30°C
(87°F)		 31°C
(87°F)		 30°C
(87°F)
Daily mean 24°C
(75°F)		 25°C
(77°F)		 27°C
(81°F)		 28°C
(83°F)		 29°C
(84°F)		 27°C
(81°F)		 26°C
(80°F)		 26°C
(79°F)		 26°C
(78°F)		 26°C
(78°F)		 25°C
(77°F)		 24°C
(75°F)
Average low 17°C
(64°F)		 18°C
(65°F)		 20°C
(67°F)		 21°C
(69°F)		 22°C
(72°F)		 23°C
(73°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 21°C
(71°F)		 20°C
(68°F)		 17°C
(64°F)
Mean minimum 14°C
(57°F)		 15°C
(59°F)		 17°C
(63°F)		 17°C
(64°F)		 19°C
(66°F)		 21°C
(70°F)		 20°C
(69°F)		 21°C
(69°F)		 20°C
(69°F)		 19°C
(67°F)		 16°C
(61°F)		 14°C
(58°F)
Minimum 13°C
(55°F)		 12°C
(54°F)		 16°C
(60°F)		 16°C
(61°F)		 18°C
(65°F)		 19°C
(67°F)		 20°C
(68°F)		 20°C
(68°F)		 19°C
(67°F)		 19°C
(66°F)		 14°C
(57°F)		 13°C
(55°F)

Compare climate in Arroyo Grande with other places

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

Monthly average precipitation in Arroyo Grande, Guerrero, Mexico §

Arroyo Grande usually has the most precipitation in July, August and September, with an average of 24 rainy days and 212 mm (8.3 inches) of precipitation per month. The driest months in Arroyo Grande are January, March and April. On average, 2 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Arroyo Grande, Guerrero, Mexico. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 4 (0.2) 4 (0.2) 2 (0.1) 1 (0.0) 31 (1.2) 172 (6.8) 177 (7.0) 231 (9.1) 227 (8.9) 146 (5.8) 35 (1.4) 5 (0.2)
Average precipitation days (≥ 1 mm) 1 1 0 0 5 20 23 26 23 16 6 1

Monthly sunshine hours in Arroyo Grande, Guerrero, Mexico §

The sunniest months in Arroyo Grande are March, April and May, when the sun shines an average of 10 hours 39 minutes a day. Least sunny months in Arroyo Grande: January, September and October receive an average of 8 hours 34 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Arroyo Grande, Guerrero, Mexico. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 241 277 320 324 335 287 308 286 270 277 281 290
Mean daily daylight hours 11h 9m 11h 32m 12h 2m 12h 33m 12h 59m 13h 11m 13h 4m 12h 42m 12h 12m 11h 41m 11h 15m 11h 2m

Solar UV radiation in Arroyo Grande, Guerrero, Mexico §

Arroyo Grande experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 14 - 14, which corresponds to the Extreme category of sun exposure. January, November and December are in the 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 Arroyo Grande UV Index data.

Average daily maximum UV levels by month for Arroyo Grande, Guerrero, Mexico. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 9 11 13 13 14 14 14 13 13 11 8 8

Detailed Monthly Weather Insights for Arroyo Grande, Guerrero, Mexico

Discover in-depth weather details for every month in Arroyo Grande. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Arroyo Grande's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.