Climate averages 1991–2020
Itaboraí weather
in November.
A warm, very wet month: the joint 5th warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
November is a warm month in Itaboraí: daytime highs average 27.0°C and nights cool to about 20.1°C. By daytime temperature it is the joint 5th warmest of the 12 months.
Expect about 210 mm of rain on roughly 19 days, which makes November a very wet month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 11 min on an average November day.
The nearest other city in this atlas is Maricá (20 km away). In November its highs average 27.3°C, about as warm as Itaboraí, with 113 mm of rain.
Among the 448 cities listed in Brazil, Itaboraí ranks joint 260th of 448 for the warmest November highs and 400th of 448 for the driest November (rainfall, lowest first). The mean November high of those 448 cities is 28.0°C; Itaboraí is 0.9°C cooler than that mean.
From November to December, average highs rise by 1.7°C to 28.7°C, and monthly rainfall rises from 210 mm to 255 mm.
The annual picture
November in context
Monthly rainfall
Average total · mmAverages 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
| 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 | 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, selected | 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
November in nearby cities
- Maricá in NovemberBrazil · 20 kmHigh 27.3°C · Low 21.5°C · 113 mm rain
- Magé in NovemberBrazil · 21 kmHigh 27.4°C · Low 20.3°C · 204 mm rain
- São Gonçalo in NovemberBrazil · 22 kmHigh 27.4°C · Low 20.5°C · 204 mm rain
- Rio de Janeiro in NovemberBrazil · 38 kmHigh 28.0°C · Low 21.0°C · 139 mm rain
- Teresópolis in NovemberBrazil · 38 kmHigh 23.9°C · Low 17.1°C · 272 mm rain
- Petrópolis in NovemberBrazil · 42 kmHigh 24.6°C · Low 17.5°C · 252 mm rain
- Saquarema in NovemberBrazil · 43 kmHigh 25.8°C · Low 21.3°C · 111 mm rain
- Duque de Caxias in NovemberBrazil · 47 kmHigh 28.1°C · Low 20.8°C · 213 mm rain
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 limitsHow 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.