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Monthly climate in Herval, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Herval features a humid subtropical climate (Cfa). Temperatures typically range between 12 °C (54 °F) and 24 °C (75 °F) through the year, but rarely can drop to -2 °C (29 °F) or can rise to as high as 38 °C (101 °F). The average annual precipitation amounts to about 1244 mm (49.0 inches) and receives 110 rainy days on the 1 mm (0.04 inches) threshold annually. Herval enjoys an average of 3212 hours of sunshine throughout the year, and daylight varies from 10 hours 4 minutes to 14 hours 11 minutes per day.

Monthly average temperatures in Herval, Brazil

The warmest months in Herval are January, February and December, with daily mean temperatures ranging from 22 to 24 °C (71 - 75 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 12 to 13 °C (54 - 56 °F) throughout the day. On average each year, Herval experiences 131 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 Herval. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum38°C
(101°F)		36°C
(96°F)		36°C
(97°F)		33°C
(91°F)		31°C
(88°F)		26°C
(80°F)		28°C
(82°F)		31°C
(88°F)		31°C
(87°F)		32°C
(91°F)		34°C
(94°F)		36°C
(97°F)
Mean maximum34°C
(94°F)		33°C
(92°F)		33°C
(92°F)		30°C
(86°F)		27°C
(82°F)		23°C
(73°F)		27°C
(81°F)		28°C
(83°F)		28°C
(83°F)		31°C
(87°F)		33°C
(92°F)		34°C
(93°F)
Average high29°C
(84°F)		28°C
(83°F)		27°C
(80°F)		24°C
(76°F)		20°C
(68°F)		18°C
(64°F)		17°C
(63°F)		18°C
(65°F)		20°C
(68°F)		22°C
(72°F)		25°C
(77°F)		27°C
(81°F)
Daily mean24°C
(75°F)		23°C
(73°F)		21°C
(70°F)		19°C
(66°F)		15°C
(59°F)		13°C
(56°F)		12°C
(54°F)		13°C
(56°F)		15°C
(60°F)		17°C
(63°F)		20°C
(67°F)		22°C
(71°F)
Average low19°C
(66°F)		18°C
(64°F)		16°C
(61°F)		15°C
(59°F)		11°C
(52°F)		9°C
(49°F)		8°C
(47°F)		9°C
(48°F)		11°C
(52°F)		12°C
(54°F)		14°C
(58°F)		16°C
(62°F)
Mean minimum12°C
(54°F)		11°C
(52°F)		10°C
(50°F)		8°C
(47°F)		4°C
(39°F)		1°C
(35°F)		-0°C
(31°F)		0°C
(33°F)		4°C
(40°F)		6°C
(43°F)		8°C
(46°F)		10°C
(50°F)
Minimum11°C
(52°F)		9°C
(48°F)		8°C
(47°F)		6°C
(44°F)		2°C
(36°F)		-0°C
(32°F)		-2°C
(29°F)		-0°C
(32°F)		2°C
(36°F)		4°C
(39°F)		6°C
(43°F)		7°C
(45°F)

Compare climate in Herval with other places

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

Monthly average precipitation in Herval, Brazil

Herval usually has the most precipitation in January, September and October, with an average of 10 rainy days and 143 mm (5.6 inches) of precipitation per month. The driest months in Herval are March, April and December. On average, 72 mm (2.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Herval. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)133 (5.3)94 (3.7)76 (3.0)76 (3.0)94 (3.7)98 (3.9)109 (4.3)118 (4.7)158 (6.2)137 (5.4)85 (3.3)64 (2.5)
Average precipitation days (≥ 1 mm)11118910898111087

Monthly sunshine hours in Herval, Brazil

The sunniest months in Herval are March, November and December, when the sun shines an average of 10 hours 53 minutes a day. Least sunny months in Herval: May, June and September receive an average of 7 hours 3 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Herval. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours274304312259219203223238218266325364
Mean daily daylight hours13h 57m13h 11m12h 13m11h 15m10h 27m10h 4m10h 16m10h 58m11h 54m12h 53m13h 45m14h 11m

Solar UV radiation in Herval, Brazil

Herval experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 13 - 14, which corresponds to the Extreme category of sun exposure. May, June and July are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Herval UV Index data.

Average daily maximum UV levels by month for Herval. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141312854469111314