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Monthly climate in Lucas, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Lucas features a tropical savanna climate (Aw). Temperatures typically range between 24 °C (76 °F) and 30 °C (86 °F) through the year, but rarely can drop to 8 °C (46 °F) or can rise to as high as 42 °C (108 °F). The average annual precipitation amounts to about 1187 mm (46.7 inches) and receives 136 rainy days on the 1 mm (0.04 inches) threshold annually. Lucas enjoys an average of 3559 hours of sunshine throughout the year, and daylight varies from 11 hours 9 minutes to 13 hours 3 minutes per day.

Monthly average temperatures in Lucas, Brazil

The warmest months in Lucas are September, October and November, with daily mean temperatures ranging from 28 to 30 °C (83 - 86 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 24 to 25 °C (76 - 78 °F) throughout the day. On average each year, Lucas experiences 320 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 Lucas. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum38°C
(100°F)		36°C
(97°F)		37°C
(99°F)		37°C
(100°F)		35°C
(96°F)		36°C
(96°F)		37°C
(98°F)		40°C
(104°F)		42°C
(108°F)		42°C
(108°F)		39°C
(103°F)		37°C
(99°F)
Mean maximum37°C
(98°F)		35°C
(95°F)		36°C
(97°F)		36°C
(96°F)		35°C
(95°F)		34°C
(93°F)		36°C
(97°F)		39°C
(103°F)		41°C
(105°F)		40°C
(103°F)		37°C
(99°F)		36°C
(96°F)
Average high32°C
(90°F)		32°C
(90°F)		32°C
(91°F)		32°C
(90°F)		31°C
(89°F)		31°C
(88°F)		32°C
(90°F)		34°C
(94°F)		37°C
(99°F)		35°C
(96°F)		33°C
(92°F)		32°C
(91°F)
Daily mean28°C
(82°F)		28°C
(82°F)		28°C
(82°F)		27°C
(82°F)		25°C
(78°F)		25°C
(77°F)		24°C
(76°F)		27°C
(81°F)		30°C
(86°F)		30°C
(85°F)		28°C
(83°F)		28°C
(83°F)
Average low25°C
(76°F)		25°C
(76°F)		25°C
(76°F)		24°C
(75°F)		21°C
(70°F)		20°C
(68°F)		18°C
(65°F)		20°C
(69°F)		24°C
(76°F)		25°C
(77°F)		25°C
(76°F)		25°C
(76°F)
Mean minimum23°C
(74°F)		23°C
(74°F)		23°C
(73°F)		20°C
(68°F)		15°C
(59°F)		16°C
(62°F)		12°C
(54°F)		13°C
(56°F)		19°C
(67°F)		22°C
(71°F)		22°C
(71°F)		22°C
(73°F)
Minimum23°C
(73°F)		21°C
(71°F)		22°C
(72°F)		15°C
(60°F)		8°C
(47°F)		11°C
(53°F)		8°C
(46°F)		12°C
(54°F)		12°C
(54°F)		19°C
(67°F)		20°C
(69°F)		22°C
(71°F)

Compare climate in Lucas with other places

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

Monthly average precipitation in Lucas, Brazil

Lucas usually has the most precipitation in February, November and December, with an average of 21 rainy days and 210 mm (8.3 inches) of precipitation per month. The driest months in Lucas are June, July and August. On average, 5 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Lucas. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)161 (6.3)220 (8.7)152 (6.0)89 (3.5)36 (1.4)3 (0.1)1 (0.0)11 (0.4)22 (0.8)84 (3.3)208 (8.2)201 (7.9)
Average precipitation days (≥ 1 mm)1822211350014112021

Monthly sunshine hours in Lucas, Brazil

The sunniest months in Lucas are July, August and October, when the sun shines an average of 10 hours 22 minutes a day. Least sunny months in Lucas: January, February and November receive an average of 8 hours 47 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Lucas. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours245258300294304295327321310315287297
Mean daily daylight hours12h 57m12h 36m12h 9m11h 42m11h 20m11h 9m11h 15m11h 34m12h 0m12h 27m12h 51m13h 3m

Solar UV radiation in Lucas, Brazil

Lucas experiences the highest level of ultraviolet (UV) radiation in February, November and December, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure. May, June and July are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly Lucas UV Index data.

Average daily maximum UV levels by month for Lucas. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1516141310891111141516