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Monthly climate in San Sebastian de las Grutas, Oaxaca, Mexico

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification San Sebastian de las Grutas features a subtropical climate (Cwb).Temperatures typically range between 15 °C (59 °F) and 18 °C (65 °F) through the year, but rarely can drop to 2 °C (35 °F) or can rise to as high as 32 °C (90 °F).The average annual precipitation amounts to about 1747 mm (68.8 inches) and receives 165 rainy days on the 1 mm (0.04 inches) threshold annually.San Sebastian de las Grutas enjoys an average of 3448 hours of sunshine throughout the year, and daylight varies from 11 hours 8 minutes to 13 hours 5 minutes per day.

Monthly average temperatures in San Sebastian de las Grutas, Oaxaca, Mexico §

The warmest months in San Sebastian de las Grutas are April, May and June, with daily mean temperatures ranging from 17 to 18 °C (64 - 65 °F) throughout the day. The coldest temperatures usually occur in January, November and December, when daily mean temperatures range from 15 to 16 °C (59 - 61 °F) throughout the day. On average each year, San Sebastian de las Grutas experiences 126 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 San Sebastian de las Grutas, 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 28°C
(82°F)		 29°C
(84°F)		 31°C
(88°F)		 32°C
(90°F)		 30°C
(86°F)		 28°C
(83°F)		 27°C
(81°F)		 27°C
(81°F)		 29°C
(84°F)		 29°C
(84°F)		 28°C
(82°F)		 27°C
(81°F)
Mean maximum 27°C
(80°F)		 28°C
(82°F)		 29°C
(84°F)		 30°C
(86°F)		 29°C
(84°F)		 26°C
(79°F)		 27°C
(80°F)		 27°C
(80°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(80°F)		 26°C
(80°F)
Average high 23°C
(74°F)		 25°C
(77°F)		 26°C
(80°F)		 26°C
(79°F)		 26°C
(78°F)		 24°C
(75°F)		 24°C
(76°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 23°C
(74°F)
Daily mean 15°C
(59°F)		 16°C
(61°F)		 17°C
(64°F)		 18°C
(65°F)		 18°C
(65°F)		 17°C
(64°F)		 17°C
(64°F)		 17°C
(63°F)		 17°C
(63°F)		 17°C
(63°F)		 16°C
(61°F)		 15°C
(59°F)
Average low 8°C
(47°F)		 9°C
(49°F)		 10°C
(51°F)		 11°C
(53°F)		 13°C
(55°F)		 13°C
(56°F)		 12°C
(54°F)		 13°C
(55°F)		 13°C
(55°F)		 12°C
(55°F)		 10°C
(50°F)		 9°C
(48°F)
Mean minimum 4°C
(40°F)		 5°C
(42°F)		 8°C
(46°F)		 8°C
(48°F)		 10°C
(50°F)		 11°C
(52°F)		 10°C
(51°F)		 11°C
(52°F)		 11°C
(53°F)		 10°C
(50°F)		 7°C
(44°F)		 4°C
(40°F)
Minimum 2°C
(35°F)		 2°C
(36°F)		 6°C
(43°F)		 7°C
(45°F)		 9°C
(48°F)		 10°C
(51°F)		 10°C
(50°F)		 10°C
(51°F)		 10°C
(50°F)		 7°C
(45°F)		 6°C
(43°F)		 2°C
(36°F)

Compare climate in San Sebastian de las Grutas with other places

Compare temperature, precipitation, sunshine, UV index in San Sebastian de las Grutas, Oaxaca, Mexico with other places around the world.

Monthly average precipitation in San Sebastian de las Grutas, Oaxaca, Mexico §

San Sebastian de las Grutas usually has the most precipitation in June, August and September, with an average of 26 rainy days and 335 mm (13.2 inches) of precipitation per month.The driest months in San Sebastian de las Grutas are January, February and December. On average, 7 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Sebastian de las Grutas, 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) 6 (0.2) 3 (0.1) 29 (1.1) 74 (2.9) 154 (6.1) 323 (12.7) 220 (8.7) 300 (11.8) 383 (15.1) 219 (8.6) 26 (1.0) 11 (0.4)
Average precipitation days (≥ 1 mm) 1 0 5 10 20 25 23 27 27 21 5 1

Monthly sunshine hours in San Sebastian de las Grutas, Oaxaca, Mexico §

The sunniest months in San Sebastian de las Grutas are March, April and May, when the sun shines an average of 10 hours 24 minutes a day.Least sunny months in San Sebastian de las Grutas: January, June and September receive an average of 8 hours 20 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Sebastian de las Grutas, 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 244 280 320 318 317 259 301 280 254 274 295 300
Mean daily daylight hours 11h 14m 11h 35m 12h 2m 12h 31m 12h 54m 13h 5m 12h 59m 12h 38m 12h 11m 11h 43m 11h 19m 11h 8m

Solar UV radiation in San Sebastian de las Grutas, Oaxaca, Mexico §

San Sebastian de las Grutas 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 San Sebastian de las Grutas UV Index data.

Average daily maximum UV levels by month for San Sebastian de las Grutas, 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