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Monthly climate in Guajara Mirim, Rondônia, Brazil

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Guajara Mirim features a tropical savanna climate (Aw). Temperatures typically range between 25 °C (77 °F) and 28 °C (82 °F) through the year, but rarely can drop to 11 °C (52 °F) or can rise to as high as 38 °C (100 °F). The average annual precipitation amounts to about 1921 mm (75.6 inches) and receives 209 rainy days on the 1 mm (0.04 inches) threshold annually. Guajara Mirim enjoys an average of 3186 hours of sunshine throughout the year, and daylight varies from 11 hours 29 minutes to 12 hours 43 minutes per day.

Monthly average temperatures in Guajara Mirim, Rondônia, Brazil §

The warmest months in Guajara Mirim are September, October and November, with daily mean temperatures ranging from 27 to 28 °C (80 - 82 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 25 to 25 °C (77 - 78 °F) throughout the day. On average each year, Guajara Mirim experiences 321 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 Guajara Mirim, 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 34°C
(94°F)		 35°C
(95°F)		 34°C
(94°F)		 34°C
(93°F)		 34°C
(93°F)		 34°C
(93°F)		 37°C
(98°F)		 38°C
(100°F)		 38°C
(100°F)		 38°C
(100°F)		 37°C
(99°F)		 35°C
(96°F)
Mean maximum 34°C
(93°F)		 33°C
(92°F)		 34°C
(93°F)		 33°C
(92°F)		 33°C
(92°F)		 33°C
(92°F)		 35°C
(96°F)		 37°C
(98°F)		 37°C
(99°F)		 37°C
(98°F)		 35°C
(96°F)		 34°C
(94°F)
Average high 30°C
(87°F)		 30°C
(86°F)		 30°C
(87°F)		 30°C
(87°F)		 30°C
(87°F)		 30°C
(86°F)		 32°C
(90°F)		 33°C
(93°F)		 34°C
(94°F)		 33°C
(92°F)		 31°C
(89°F)		 30°C
(87°F)
Daily mean 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 26°C
(79°F)		 25°C
(78°F)		 25°C
(77°F)		 25°C
(77°F)		 26°C
(79°F)		 28°C
(82°F)		 27°C
(81°F)		 27°C
(80°F)		 26°C
(79°F)
Average low 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)		 22°C
(71°F)		 21°C
(69°F)		 19°C
(67°F)		 20°C
(69°F)		 23°C
(73°F)		 23°C
(74°F)		 23°C
(74°F)		 23°C
(74°F)
Mean minimum 22°C
(72°F)		 22°C
(72°F)		 22°C
(72°F)		 19°C
(67°F)		 17°C
(63°F)		 18°C
(64°F)		 14°C
(57°F)		 14°C
(58°F)		 20°C
(68°F)		 21°C
(70°F)		 22°C
(72°F)		 22°C
(72°F)
Minimum 21°C
(70°F)		 21°C
(69°F)		 20°C
(69°F)		 17°C
(63°F)		 15°C
(59°F)		 14°C
(58°F)		 11°C
(52°F)		 12°C
(55°F)		 15°C
(59°F)		 20°C
(67°F)		 22°C
(71°F)		 22°C
(71°F)

Compare climate in Guajara Mirim with other places

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

Monthly average precipitation in Guajara Mirim, Rondônia, Brazil §

Guajara Mirim usually has the most precipitation in January, February and December, with an average of 25 rainy days and 306 mm (12.1 inches) of precipitation per month. The driest months in Guajara Mirim are June, July and August. On average, 23 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Guajara Mirim, 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) 261 (10.3) 292 (11.5) 251 (9.9) 194 (7.7) 74 (2.9) 33 (1.3) 6 (0.2) 29 (1.2) 53 (2.1) 135 (5.3) 226 (8.9) 367 (14.4)
Average precipitation days (≥ 1 mm) 23 26 27 24 15 5 1 5 10 20 25 28

Monthly sunshine hours in Guajara Mirim, Rondônia, Brazil §

The sunniest months in Guajara Mirim are June, July and August, when the sun shines an average of 10 hours 12 minutes a day. Least sunny months in Guajara Mirim: January, February and December receive an average of 7 hours 4 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Guajara Mirim, 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 198 215 253 244 288 297 333 308 295 291 229 228
Mean daily daylight hours 12h 39m 12h 25m 12h 7m 11h 50m 11h 36m 11h 29m 11h 32m 11h 45m 12h 2m 12h 20m 12h 35m 12h 43m

Solar UV radiation in Guajara Mirim, Rondônia, Brazil §

Guajara Mirim experiences the highest level of ultraviolet (UV) radiation in April, November and December, when the maximum UV index can reach values of 15 - 15, which corresponds to the Extreme category of sun exposure. June, July and August 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 Guajara Mirim UV Index data.

Average daily maximum UV levels by month for Guajara Mirim, 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) 15 15 15 15 12 10 10 11 12 15 15 15

Detailed Monthly Weather Insights for Guajara Mirim, Rondônia, Brazil

Discover in-depth weather details for every month in Guajara Mirim. 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 Guajara Mirim'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.