Climate averages 1991–2020

Juiz de Fora weather
in January.

A warm, very wet month: the 2nd warmest and the wettest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 27.4°C Daytime mean, January

Average low 19.3°C Night-time mean, January

Rainfall 342 mm 23 days with ≥1 mm

Daylight 13 h Sunrise to sunset, per day

January is a warm month in Juiz de Fora: daytime highs average 27.4°C and nights cool to about 19.3°C. By daytime temperature it is the 2nd warmest of the 12 months.

Expect about 342 mm of rain on roughly 23 days, which makes January a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 13 h 18 min on an average January day.

The nearest other city in this atlas is Três Rios (42 km away). In January its highs average 29.6°C, 2.2°C warmer than Juiz de Fora, with 232 mm of rain.

Among the 448 cities listed in Brazil, Juiz de Fora ranks joint 318th of 448 for the warmest January highs and 442nd of 448 for the driest January (rainfall, lowest first). The mean January high of those 448 cities is 28.5°C; Juiz de Fora is 1.0°C cooler than that mean.

From January to February, average highs rise by 0.5°C to 27.9°C, and monthly rainfall falls from 342 mm to 253 mm.

The annual picture

January in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Juiz de Fora climate table

1991–2020

Monthly climate averages for Juiz de Fora, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January, selected	27.4°C19.3°C	19.3°C	342	22.5	13.313 h
February	27.9°C19.3°C	19.3°C	253	17.9	12.813 h
March	26.7°C18.8°C	18.8°C	242	21.2	12.212 h
April	25.2°C17.3°C	17.3°C	99	12.7	11.612 h
May	22.9°C14.5°C	14.5°C	55	8.5	11.111 h
June	22.5°C13.0°C	13.0°C	24	4.5	10.811 h
July	22.2°C12.4°C	12.4°C	23	4.6	10.911 h
August	23.4°C13.2°C	13.2°C	30	5.5	11.411 h
September	24.8°C15.0°C	15.0°C	77	9.8	12.012 h
October	25.7°C16.7°C	16.7°C	145	15.2	12.613 h
November	25.4°C17.6°C	17.6°C	281	20.8	13.113 h
December	26.8°C18.8°C	18.8°C	340	23.6	13.413 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

January in nearby cities

Distance from Juiz de Fora

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Juiz de Fora) is explained once on the Juiz de Fora year overview and on the Sources, method and limits page.