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Monthly climate in Vilhena, Rondônia, Brazil

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Vilhena features a tropical savanna climate (Aw).Temperatures typically range between 23 °C (74 °F) and 27 °C (80 °F) through the year, but rarely can drop to 8 °C (47 °F) or can rise to as high as 37 °C (98 °F).The average annual precipitation amounts to about 1753 mm (69.0 inches) and receives 203 rainy days on the 1 mm (0.04 inches) threshold annually.Vilhena enjoys an average of 3389 hours of sunshine throughout the year, and daylight varies from 11 hours 22 minutes to 12 hours 51 minutes per day.

Monthly average temperatures in Vilhena, Rondônia, Brazil §

The warmest months in Vilhena are August, September and October, with daily mean temperatures ranging from 25 to 27 °C (78 - 80 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 23 to 24 °C (74 - 75 °F) throughout the day. On average each year, Vilhena experiences 315 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 Vilhena, Rondônia, 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 33°C
(91°F)		 32°C
(89°F)		 32°C
(89°F)		 32°C
(89°F)		 32°C
(89°F)		 32°C
(90°F)		 33°C
(91°F)		 36°C
(97°F)		 37°C
(98°F)		 36°C
(96°F)		 35°C
(95°F)		 32°C
(89°F)
Mean maximum 31°C
(89°F)		 31°C
(88°F)		 31°C
(88°F)		 31°C
(88°F)		 31°C
(88°F)		 31°C
(89°F)		 33°C
(91°F)		 35°C
(95°F)		 36°C
(97°F)		 33°C
(92°F)		 32°C
(90°F)		 31°C
(88°F)
Average high 28°C
(83°F)		 28°C
(82°F)		 28°C
(83°F)		 29°C
(84°F)		 29°C
(84°F)		 29°C
(85°F)		 30°C
(87°F)		 32°C
(89°F)		 33°C
(91°F)		 31°C
(87°F)		 29°C
(84°F)		 28°C
(83°F)
Daily mean 24°C
(76°F)		 24°C
(75°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(75°F)		 23°C
(74°F)		 24°C
(75°F)		 25°C
(78°F)		 27°C
(80°F)		 25°C
(78°F)		 24°C
(76°F)		 24°C
(76°F)
Average low 21°C
(71°F)		 21°C
(71°F)		 21°C
(71°F)		 21°C
(70°F)		 20°C
(67°F)		 19°C
(66°F)		 18°C
(65°F)		 20°C
(68°F)		 22°C
(71°F)		 22°C
(71°F)		 21°C
(71°F)		 21°C
(71°F)
Mean minimum 20°C
(68°F)		 20°C
(69°F)		 20°C
(69°F)		 18°C
(64°F)		 15°C
(58°F)		 16°C
(60°F)		 12°C
(53°F)		 14°C
(57°F)		 18°C
(66°F)		 20°C
(67°F)		 20°C
(68°F)		 20°C
(69°F)
Minimum 19°C
(67°F)		 20°C
(69°F)		 20°C
(68°F)		 16°C
(61°F)		 10°C
(51°F)		 10°C
(50°F)		 8°C
(47°F)		 10°C
(50°F)		 14°C
(57°F)		 19°C
(66°F)		 20°C
(68°F)		 20°C
(68°F)

Compare climate in Vilhena with other places

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

Monthly average precipitation in Vilhena, Rondônia, Brazil §

Vilhena usually has the most precipitation in February, November and December, with an average of 27 rainy days and 284 mm (11.2 inches) of precipitation per month.The driest months in Vilhena are June, July and August. On average, 10 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Vilhena, Rondônia, 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) 218 (8.6) 299 (11.8) 239 (9.4) 149 (5.9) 48 (1.9) 10 (0.4) 1 (0.0) 19 (0.7) 62 (2.5) 154 (6.1) 256 (10.1) 298 (11.7)
Average precipitation days (≥ 1 mm) 24 26 27 24 10 2 0 4 10 21 26 29

Monthly sunshine hours in Vilhena, Rondônia, Brazil §

The sunniest months in Vilhena are June, July and August, when the sun shines an average of 10 hours 38 minutes a day.Least sunny months in Vilhena: January, February and December receive an average of 7 hours 29 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Vilhena, Rondônia, 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 220 213 276 279 314 315 337 325 306 302 248 248
Mean daily daylight hours 12h 45m 12h 29m 12h 8m 11h 47m 11h 30m 11h 22m 11h 26m 11h 41m 12h 1m 12h 22m 12h 41m 12h 51m

Solar UV radiation in Vilhena, Rondônia, Brazil §

Vilhena experiences the highest level of ultraviolet (UV) radiation in January, March and December, when the maximum UV index can reach values of 16 - 16, which corresponds to the Extreme category of sun exposure.May, June and July 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 Vilhena UV Index data.

Average daily maximum UV levels by month for Vilhena, Rondônia, 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) 16 16 16 15 11 10 10 12 12 14 15 16