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Monthly climate in Arari, Maranhão, Brazil

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Arari features a tropical savanna climate (Aw). Temperatures typically range between 27 °C (81 °F) and 29 °C (85 °F) through the year, but rarely can drop to 20 °C (68 °F) or can rise to as high as 39 °C (103 °F). The average annual precipitation amounts to about 1905 mm (75.0 inches) and receives 184 rainy days on the 1 mm (0.04 inches) threshold annually. Arari enjoys an average of 3587 hours of sunshine throughout the year, and daylight varies from 11 hours 55 minutes to 12 hours 18 minutes per day.

Monthly average temperatures in Arari, Maranhão, Brazil §

The warmest months in Arari are September, October and November, with daily mean temperatures ranging from 29 to 29 °C (84 - 85 °F) throughout the day. The coldest temperatures usually occur in February, March and April, when daily mean temperatures range from 27 to 27 °C (81 - 81 °F) throughout the day. On average each year, Arari 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 Arari, Maranhão, 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 35°C
(95°F)		 34°C
(94°F)		 34°C
(94°F)		 34°C
(94°F)		 34°C
(94°F)		 34°C
(93°F)		 34°C
(94°F)		 36°C
(97°F)		 38°C
(100°F)		 38°C
(100°F)		 38°C
(102°F)		 39°C
(103°F)
Mean maximum 34°C
(94°F)		 34°C
(93°F)		 33°C
(93°F)		 33°C
(92°F)		 33°C
(92°F)		 33°C
(91°F)		 33°C
(92°F)		 36°C
(96°F)		 37°C
(98°F)		 37°C
(99°F)		 37°C
(98°F)		 36°C
(96°F)
Average high 32°C
(89°F)		 31°C
(89°F)		 31°C
(88°F)		 31°C
(89°F)		 32°C
(89°F)		 32°C
(90°F)		 32°C
(90°F)		 34°C
(93°F)		 35°C
(95°F)		 35°C
(96°F)		 34°C
(93°F)		 33°C
(92°F)
Daily mean 27°C
(81°F)		 27°C
(81°F)		 27°C
(81°F)		 27°C
(81°F)		 28°C
(82°F)		 28°C
(82°F)		 28°C
(82°F)		 28°C
(83°F)		 29°C
(85°F)		 29°C
(85°F)		 29°C
(84°F)		 28°C
(83°F)
Average low 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(76°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 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 21°C
(70°F)		 22°C
(71°F)		 23°C
(74°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(75°F)
Minimum 23°C
(73°F)		 23°C
(73°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 22°C
(72°F)		 20°C
(69°F)		 20°C
(68°F)		 22°C
(73°F)		 24°C
(76°F)		 24°C
(75°F)		 23°C
(74°F)

Compare climate in Arari with other places

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

Monthly average precipitation in Arari, Maranhão, Brazil §

Arari usually has the most precipitation in February, March and April, with an average of 28 rainy days and 391 mm (15.4 inches) of precipitation per month. The driest months in Arari are August, September and October. On average, 17 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Arari, Maranhão, 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) 241 (9.5) 344 (13.5) 437 (17.2) 394 (15.5) 154 (6.1) 53 (2.1) 40 (1.6) 13 (0.5) 9 (0.4) 28 (1.1) 86 (3.4) 106 (4.2)
Average precipitation days (≥ 1 mm) 24 26 30 28 21 10 6 2 2 5 11 19

Monthly sunshine hours in Arari, Maranhão, Brazil §

The sunniest months in Arari are July, August and October, when the sun shines an average of 11 hours 3 minutes a day. Least sunny months in Arari: January, February and April receive an average of 8 hours 0 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Arari, Maranhão, 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 235 229 257 255 308 321 338 344 336 344 310 305
Mean daily daylight hours 12h 16m 12h 12m 12h 6m 12h 0m 11h 56m 11h 55m 11h 55m 11h 59m 12h 4m 12h 10m 12h 15m 12h 18m

Solar UV radiation in Arari, Maranhão, Brazil §

Arari experiences the highest level of ultraviolet (UV) radiation in January, March and April, when the maximum UV index can reach values of 15 - 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 Arari UV Index data.

Average daily maximum UV levels by month for Arari, Maranhão, 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) 15 14 16 15 13 11 11 13 13 13 13 13

Detailed Monthly Weather Insights for Arari, Maranhão, Brazil

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