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Monthly climate in Oaxaca, Mexico

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Oaxaca features a subtropical climate (Cwb). Temperatures typically range between 16 °C (61 °F) and 20 °C (69 °F) through the year, but rarely can drop to 1 °C (34 °F) or can rise to as high as 34 °C (94 °F). The average annual precipitation amounts to about 951 mm (37.4 inches) and receives 102 rainy days on the 1 mm (0.04 inches) threshold annually. Oaxaca enjoys an average of 3380 hours of sunshine throughout the year, and daylight varies from 11 hours 7 minutes to 13 hours 6 minutes per day.

Monthly average temperatures in Oaxaca, Mexico §

The warmest months in Oaxaca are April, May and June, with daily mean temperatures ranging from 19 to 20 °C (66 - 69 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 16 to 17 °C (61 - 63 °F) throughout the day. On average each year, Oaxaca experiences 195 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 Oaxaca, 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 30°C
(86°F)		 31°C
(88°F)		 32°C
(90°F)		 33°C
(92°F)		 34°C
(94°F)		 30°C
(86°F)		 29°C
(84°F)		 28°C
(83°F)		 28°C
(83°F)		 29°C
(84°F)		 29°C
(84°F)		 28°C
(83°F)
Mean maximum 28°C
(83°F)		 30°C
(86°F)		 31°C
(88°F)		 32°C
(89°F)		 31°C
(89°F)		 28°C
(82°F)		 28°C
(82°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(81°F)		 28°C
(82°F)		 27°C
(81°F)
Average high 24°C
(76°F)		 26°C
(79°F)		 28°C
(82°F)		 28°C
(83°F)		 28°C
(83°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)
Daily mean 16°C
(61°F)		 18°C
(64°F)		 19°C
(66°F)		 20°C
(68°F)		 20°C
(69°F)		 19°C
(66°F)		 19°C
(66°F)		 19°C
(66°F)		 19°C
(66°F)		 18°C
(65°F)		 17°C
(63°F)		 16°C
(61°F)
Average low 10°C
(50°F)		 10°C
(51°F)		 12°C
(53°F)		 13°C
(55°F)		 14°C
(58°F)		 14°C
(58°F)		 14°C
(57°F)		 14°C
(57°F)		 14°C
(58°F)		 14°C
(57°F)		 11°C
(53°F)		 10°C
(49°F)
Mean minimum 4°C
(40°F)		 5°C
(41°F)		 7°C
(45°F)		 9°C
(48°F)		 10°C
(51°F)		 12°C
(54°F)		 11°C
(52°F)		 12°C
(54°F)		 11°C
(53°F)		 10°C
(50°F)		 7°C
(45°F)		 5°C
(40°F)
Minimum 1°C
(35°F)		 1°C
(34°F)		 6°C
(43°F)		 6°C
(43°F)		 9°C
(49°F)		 11°C
(51°F)		 11°C
(51°F)		 11°C
(52°F)		 10°C
(50°F)		 5°C
(41°F)		 6°C
(43°F)		 2°C
(36°F)

Compare climate in Oaxaca with other places

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

Monthly average precipitation in Oaxaca, Mexico §

Oaxaca usually has the most precipitation in June, August and September, with an average of 19 rainy days and 205 mm (8.1 inches) of precipitation per month. The driest months in Oaxaca are January, February and December. On average, 4 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Oaxaca, 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) 3 (0.1) 3 (0.1) 11 (0.4) 29 (1.2) 60 (2.4) 215 (8.5) 102 (4.0) 174 (6.9) 227 (8.9) 109 (4.3) 12 (0.5) 6 (0.2)
Average precipitation days (≥ 1 mm) 0 0 1 4 9 19 14 20 20 12 2 1

Monthly sunshine hours in Oaxaca, Mexico §

The sunniest months in Oaxaca are March, April and May, when the sun shines an average of 10 hours 11 minutes a day. Least sunny months in Oaxaca: January, June and September receive an average of 8 hours 10 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Oaxaca, 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 230 273 313 312 310 258 304 280 256 266 281 292
Mean daily daylight hours 11h 14m 11h 35m 12h 2m 12h 31m 12h 55m 13h 6m 13h 0m 12h 39m 12h 11m 11h 43m 11h 19m 11h 7m

Solar UV radiation in Oaxaca, Mexico §

Oaxaca experiences the highest level of ultraviolet (UV) radiation in March, April and May, when the maximum UV index can reach values of 15 - 15, which corresponds to the Extreme category of sun exposure. January, November and December are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 11. For more detailed information, check out our hourly Oaxaca UV Index data.

Average daily maximum UV levels by month for Oaxaca, 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) 10 13 15 15 15 15 15 14 14 13 11 9

Detailed Monthly Weather Insights for Oaxaca, Mexico

Discover in-depth weather details for every month in Oaxaca. 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 Oaxaca'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.