Climate averages 1991–2020
Valença (Rio de Janeiro), Brazil weather
in July.
A warm, fairly dry month: the coolest and one of the driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
July is a warm month in Valença (Rio de Janeiro), Brazil: daytime highs average 22.9°C and nights cool to about 13.0°C. By daytime temperature it is the coolest month of the year.
Expect about 26 mm of rain on roughly 5 days, which makes July a fairly dry month (one of the driest months of the year). Daylight, from sunrise to sunset, lasts about 10 h 54 min on an average July day.
The nearest other city in this atlas is Barra do Piraí (28 km away). In July its highs average 24.0°C, 1.1°C warmer than Valença (Rio de Janeiro), Brazil, with 28 mm of rain.
Among the 448 cities listed in Brazil, Valença (Rio de Janeiro), Brazil ranks joint 304th of 448 for the warmest July highs and joint 165th of 448 for the driest July (rainfall, lowest first). The mean July high of those 448 cities is 24.7°C; Valença (Rio de Janeiro), Brazil is 1.8°C cooler than that mean.
From July to August, average highs rise by 1.2°C to 24.1°C, and monthly rainfall rises from 26 mm to 30 mm.
The annual picture
July 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
Valença (Rio de Janeiro), Brazil climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.2°C20.0°C | 20.0°C | 302 | 22.3 | 13.313 h |
| February | 28.7°C20.0°C | 20.0°C | 221 | 17.9 | 12.813 h |
| March | 27.3°C19.4°C | 19.4°C | 220 | 20.9 | 12.212 h |
| April | 25.8°C17.8°C | 17.8°C | 95 | 13.1 | 11.612 h |
| May | 23.5°C15.1°C | 15.1°C | 54 | 9.1 | 11.111 h |
| June | 23.2°C13.5°C | 13.5°C | 26 | 5.3 | 10.811 h |
| July, selected | 22.9°C13.0°C | 13.0°C | 26 | 5.3 | 10.911 h |
| August | 24.1°C13.7°C | 13.7°C | 30 | 6.3 | 11.411 h |
| September | 25.4°C15.6°C | 15.6°C | 76 | 10.8 | 11.912 h |
| October | 26.3°C17.2°C | 17.2°C | 137 | 15.6 | 12.613 h |
| November | 26.0°C18.1°C | 18.1°C | 244 | 20.2 | 13.213 h |
| December | 27.4°C19.3°C | 19.3°C | 297 | 23.1 | 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
July in nearby cities
- Barra do Piraí in JulyBrazil · 28 kmHigh 24.0°C · Low 14.4°C · 28 mm rain
- Japeri in JulyBrazil · 44 kmHigh 25.7°C · Low 16.0°C · 40 mm rain
- Volta Redonda in JulyBrazil · 52 kmHigh 23.7°C · Low 13.4°C · 28 mm rain
- Três Rios in JulyBrazil · 53 kmHigh 24.3°C · Low 14.9°C · 18 mm rain
- Queimados in JulyBrazil · 54 kmHigh 25.2°C · Low 15.7°C · 34 mm rain
- Seropédica in JulyBrazil · 55 kmHigh 25.1°C · Low 15.5°C · 40 mm rain
- Barra Mansa in JulyBrazil · 59 kmHigh 23.5°C · Low 13.3°C · 28 mm rain
- Petrópolis in JulyBrazil · 61 kmHigh 21.4°C · Low 13.0°C · 39 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 Valença) is explained once on the Valença (Rio de Janeiro), Brazil year overview and on the Sources, method and limits page.