Climate averages 1991–2020

Itaboraí weather
in February.

A hot, very wet month: the warmest and the 8th driest of the year.

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

Average high 30.1°C Daytime mean, February

Average low 22.5°C Night-time mean, February

Rainfall 203 mm 18 days with ≥1 mm

Daylight 13 h Sunrise to sunset, per day

February is a hot month in Itaboraí: daytime highs average 30.1°C and nights cool to about 22.5°C. By daytime temperature it is the warmest month of the year.

Expect about 203 mm of rain on roughly 18 days, which makes February a very wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 52 min on an average February day.

The nearest other city in this atlas is Maricá (20 km away). In February its highs average 30.4°C, about as warm as Itaboraí, with 85 mm of rain.

Among the 448 cities listed in Brazil, Itaboraí ranks joint 70th of 448 for the warmest February highs and 331st of 448 for the driest February (rainfall, lowest first). The mean February high of those 448 cities is 28.5°C; Itaboraí is 1.6°C warmer than that mean.

From February to March, average highs fall by 1.5°C to 28.6°C, and monthly rainfall rises from 203 mm to 220 mm.

The annual picture

February 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

Itaboraí climate table

1991–2020

Monthly climate averages for Itaboraí, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	29.7°C22.5°C	22.5°C	259	21.3	13.413 h
February, selected	30.1°C22.5°C	22.5°C	203	18.2	12.913 h
March	28.6°C21.8°C	21.8°C	220	21.7	12.212 h
April	27.0°C20.1°C	20.1°C	108	14.2	11.612 h
May	24.8°C17.5°C	17.5°C	77	10.9	11.011 h
June	24.4°C16.1°C	16.1°C	44	6.9	10.811 h
July	24.1°C15.4°C	15.4°C	44	7.3	10.911 h
August	24.9°C15.8°C	15.8°C	43	7.4	11.311 h
September	25.9°C17.4°C	17.4°C	82	11.1	11.912 h
October	27.0°C19.1°C	19.1°C	112	13.4	12.613 h
November	27.0°C20.1°C	20.1°C	210	18.7	13.213 h
December	28.7°C21.6°C	21.6°C	255	21.6	13.513 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

February in nearby cities

Distance from Itaboraí

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 Itaboraí) is explained once on the Itaboraí year overview and on the Sources, method and limits page.