Montes Claros climate

Name: Montes Claros
Address: BR

Montes Claros is warmest in October, with average highs of 31 °C, and coldest in July, when nights average 16 °C. December is the wettest month (202 mm) and July the driest (0.8 mm). Figures are 1991–2020 climate normals.

Across a full year Montes Claros averages 837 mm of rain and 327 days above 25 °C.

Brazil · population 437,601 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month October 31 °C
Coldest month July 16 °C
Driest month July 1 mm
Wettest month December 202 mm
Least cloud August 28 % cloud
Hottest on record October 39 °C
Coldest on record July 10 °C

What to expectMontes Claros through the year

Montes Claros has a clear annual cycle: average daily highs run from 26 °C in July to 31 °C in October, a swing of 4.4 °C in mean temperature across the year.

Counted across a normal year, 327 days a year reach 25 °C, 98 of them reach 30 °C. The warmest reading in the 1991–2020 record is 39 °C, in October.

Rain is strongly seasonal. December averages 202 mm against 1 mm in July — 244 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	28.8 °C	130 mm	68 %
February	29.3 °C	91 mm	63 %
March	28.8 °C	111 mm	63 %
April	28.3 °C	35 mm	50 %
May	27.3 °C	9 mm	44 %
June	26.5 °C	2 mm	35 %
July	26.4 °C	1 mm	31 %
August	28.0 °C	2 mm	28 %
September	30.3 °C	11 mm	35 %
October	30.7 °C	66 mm	52 %
November	28.3 °C	177 mm	73 %
December	28.4 °C	202 mm	75 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	28.8 °C	20.4 °C	24.4 °C	35.6 °C	17.0 °C	29	9
February	29.3 °C	20.6 °C	24.8 °C	34.9 °C	17.2 °C	27	11
March	28.8 °C	20.4 °C	24.3 °C	34.3 °C	16.9 °C	29	9
April	28.3 °C	19.5 °C	23.7 °C	33.6 °C	13.8 °C	29	6
May	27.3 °C	17.7 °C	22.3 °C	32.4 °C	10.2 °C	27	3
June	26.5 °C	16.2 °C	21.2 °C	33.0 °C	11.0 °C	24	1
July	26.4 °C	15.7 °C	20.9 °C	31.6 °C	10.0 °C	24	1
August	28.0 °C	16.5 °C	22.1 °C	33.6 °C	11.1 °C	28	6
September	30.3 °C	18.4 °C	24.3 °C	37.0 °C	12.5 °C	29	16
October	30.7 °C	20.1 °C	25.3 °C	38.7 °C	14.1 °C	29	19
November	28.3 °C	20.1 °C	23.9 °C	37.7 °C	15.4 °C	25	9
December	28.4 °C	20.3 °C	24.0 °C	35.3 °C	16.1 °C	28	8

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	130 mm	12	13 h/day	68 %	71 %	11 km/h
February	91 mm	10	13 h/day	63 %	68 %	11 km/h
March	111 mm	11	12 h/day	63 %	71 %	11 km/h
April	35 mm	6	12 h/day	50 %	69 %	12 km/h
May	9 mm	2	11 h/day	44 %	65 %	12 km/h
June	2 mm	0	11 h/day	35 %	61 %	12 km/h
July	1 mm	0	11 h/day	31 %	57 %	13 km/h
August	2 mm	0	12 h/day	28 %	51 %	14 km/h
September	11 mm	2	12 h/day	35 %	49 %	14 km/h
October	66 mm	7	12 h/day	52 %	55 %	14 km/h
November	177 mm	15	13 h/day	73 %	71 %	12 km/h
December	202 mm	16	13 h/day	75 %	74 %	11 km/h

Where Montes Claros ranks

Ranking	Position	Value
The driest places in South America in June	27thof 50	2.2 mm
The driest places in South America in August	28thof 50	1.9 mm
The driest places in South America in July	29thof 50	0.8 mm
The driest places in South America in May	33rdof 50	9.2 mm
The driest places in South America in April	43rdof 50	35 mm
The driest places in South America in September	45thof 50	11 mm

Planning a trip? See the best time to visit Montes Claros.

QuestionsCommon questions about Montes Claros’s climate

When is the best time to visit Montes Claros?

That depends on what you want, so the honest answer is a comparison rather than a single month. June, July, August sit closest to 20 °C on average, October is the warmest month and July the driest. The month-by-month table above has the full picture.

How hot does Montes Claros get?

In October, the warmest month, daily highs average 31 °C. About 98 days a year pass 30 °C. The highest value in the 1991–2020 record is 39 °C.

How cold does it get in winter?

Nights average 16 °C in July, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Montes Claros?

December, averaging 202 mm over 16 days with rain. The driest month is July with 1 mm. The year as a whole averages 837 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Montes Claros rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.