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Monthly climate in Altos, Piauí, Brazil

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Altos features a tropical savanna climate (Aw). Temperatures typically range between 26 °C (80 °F) and 31 °C (88 °F) through the year, but rarely can drop to 20 °C (69 °F) or can rise to as high as 40 °C (104 °F). The average annual precipitation amounts to about 1504 mm (59.2 inches) and receives 134 rainy days on the 1 mm (0.04 inches) threshold annually. Altos enjoys an average of 3772 hours of sunshine throughout the year, and daylight varies from 11 hours 49 minutes to 12 hours 23 minutes per day.

Monthly average temperatures in Altos, Piauí, Brazil §

The warmest months in Altos are September, October and November, with daily mean temperatures ranging from 30 to 31 °C (86 - 88 °F) throughout the day. The coldest temperatures usually occur in February, March and April, when daily mean temperatures range from 26 to 27 °C (80 - 80 °F) throughout the day. On average each year, Altos experiences 329 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 Altos, Piauí, Brazil. 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 38°C
(101°F)		 35°C
(96°F)		 34°C
(94°F)		 34°C
(94°F)		 35°C
(96°F)		 35°C
(95°F)		 35°C
(95°F)		 37°C
(100°F)		 39°C
(103°F)		 39°C
(103°F)		 39°C
(102°F)		 40°C
(104°F)
Mean maximum 36°C
(97°F)		 34°C
(94°F)		 33°C
(92°F)		 33°C
(92°F)		 34°C
(93°F)		 34°C
(93°F)		 35°C
(95°F)		 37°C
(98°F)		 38°C
(101°F)		 39°C
(102°F)		 38°C
(100°F)		 37°C
(99°F)
Average high 32°C
(90°F)		 31°C
(89°F)		 31°C
(88°F)		 31°C
(89°F)		 32°C
(90°F)		 33°C
(92°F)		 33°C
(92°F)		 35°C
(95°F)		 36°C
(98°F)		 37°C
(99°F)		 36°C
(96°F)		 34°C
(94°F)
Daily mean 27°C
(81°F)		 27°C
(80°F)		 26°C
(80°F)		 27°C
(80°F)		 27°C
(81°F)		 28°C
(83°F)		 28°C
(83°F)		 29°C
(85°F)		 31°C
(87°F)		 31°C
(88°F)		 30°C
(86°F)		 29°C
(84°F)
Average low 24°C
(75°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 24°C
(75°F)		 25°C
(77°F)		 25°C
(78°F)		 25°C
(78°F)		 25°C
(77°F)
Mean minimum 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 22°C
(71°F)		 22°C
(72°F)		 23°C
(74°F)		 24°C
(75°F)		 24°C
(75°F)		 23°C
(74°F)
Minimum 21°C
(71°F)		 22°C
(72°F)		 22°C
(71°F)		 21°C
(70°F)		 22°C
(72°F)		 21°C
(70°F)		 20°C
(69°F)		 21°C
(69°F)		 23°C
(73°F)		 23°C
(73°F)		 23°C
(74°F)		 22°C
(72°F)

Compare climate in Altos with other places

Compare temperature, precipitation, sunshine, UV index in Altos, Piauí, Brazil with other places around the world.

Monthly average precipitation in Altos, Piauí, Brazil §

Altos usually has the most precipitation in February, March and April, with an average of 25 rainy days and 349 mm (13.7 inches) of precipitation per month. The driest months in Altos are June, August and September. On average, 4 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Altos, Piauí, Brazil. 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) 199 (7.8) 366 (14.4) 387 (15.2) 294 (11.6) 81 (3.2) 9 (0.3) 12 (0.5) 3 (0.1) 2 (0.1) 11 (0.4) 45 (1.8) 95 (3.7)
Average precipitation days (≥ 1 mm) 20 24 28 24 13 1 2 0 0 3 7 12

Monthly sunshine hours in Altos, Piauí, Brazil §

The sunniest months in Altos are August, September and October, when the sun shines an average of 11 hours 21 minutes a day. Least sunny months in Altos: January, February and March receive an average of 8 hours 42 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Altos, Piauí, Brazil. 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 248 257 286 289 326 325 336 345 344 355 332 325
Mean daily daylight hours 12h 21m 12h 15m 12h 6m 11h 58m 11h 52m 11h 49m 11h 50m 11h 56m 12h 3m 12h 12m 12h 19m 12h 23m

Solar UV radiation in Altos, Piauí, Brazil §

Altos experiences the highest level of ultraviolet (UV) radiation in March, April and December, when the maximum UV index can reach values of 14 - 16, which corresponds to the Extreme category of sun exposure. June, July and October are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 13. For more detailed information, check out our hourly Altos UV Index data.

Average daily maximum UV levels by month for Altos, Piauí, Brazil. 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) 14 14 16 15 13 11 11 13 13 13 14 14

Detailed Monthly Weather Insights for Altos, Piauí, Brazil

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