Climate Insights for Valão do Barro

Região Geográfica Intermediária de Petrópolis, Rio de Janeiro, Brazil

Hottest
January
31°C peak88°F peak
Coldest
July
15°C low59°F low
Wettest
November
180 mm rain7.1 in rain
Best to Visit
April, May, June
Mild temps & low rain

Climate Overview

The climate in Valão do Barro is warm and mild. The average annual temperature is 23°C and approximately 1,076 mm of precipitation falls per year. November is the wettest month, receiving around 180 mm of rainfall. Valão do Barro is in the Southern Hemisphere. The seasons are reversed: summer runs from December to February, while winter falls between June and August. The summer months are: January, February, March. The coldest months are July, August, June, when temperatures can drop to 15°C.The climate in Valão do Barro is warm and mild. The average annual temperature is 74°F and approximately 42.4 in of precipitation falls per year. November is the wettest month, receiving around 7.1 in of rainfall. Valão do Barro is in the Southern Hemisphere. The seasons are reversed: summer runs from December to February, while winter falls between June and August. The summer months are: January, February, March. The coldest months are July, August, June, when temperatures can drop to 59°F.

Temperature

0°10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 31°Average: 26°Min: 22°FebMax: 31°Average: 26°Min: 22°MarMax: 31°Average: 25°Min: 21°AprMax: 29°Average: 24°Min: 20°MayMax: 27°Average: 22°Min: 17°JunMax: 26°Average: 21°Min: 16°JulMax: 26°Average: 20°Min: 15°AugMax: 27°Average: 21°Min: 16°SepMax: 29°Average: 23°Min: 18°OctMax: 28°Average: 24°Min: 20°NovMax: 28°Average: 24°Min: 20°DecMax: 30°Average: 25°Min: 21°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 88°FAverage: 79°FMin: 71°FFebMax: 88°FAverage: 79°FMin: 71°FMarMax: 87°FAverage: 78°FMin: 70°FAprMax: 85°FAverage: 75°FMin: 67°FMayMax: 81°FAverage: 71°FMin: 63°FJunMax: 79°FAverage: 69°FMin: 61°FJulMax: 79°FAverage: 68°FMin: 59°FAugMax: 80°FAverage: 69°FMin: 61°FSepMax: 84°FAverage: 73°FMin: 65°FOctMax: 83°FAverage: 74°FMin: 67°FNovMax: 83°FAverage: 74°FMin: 67°FDecMax: 86°FAverage: 77°FMin: 70°F
Max
Average
Min

Valão do Barro sees moderate temperature variation throughout the year, ranging from 15°C to 31°C. The warmest month is January, when average highs reach 31°C and the mean temperature sits around 26°C. July is the coolest month, with minimum temperatures around 15°C and an average of 20°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 2°C shift in average temperatures.Valão do Barro sees moderate temperature variation throughout the year, ranging from 59°F to 88°F. The warmest month is January, when average highs reach 88°F and the mean temperature sits around 79°F. July is the coolest month, with minimum temperatures around 59°F and an average of 68°F. On average, daily temperatures fluctuate by about 17°F between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 4°F shift in average temperatures.

Precipitation

0mm50mm100mm150mm200mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 174mmFebPrecipitation: 164mmMarPrecipitation: 100mmAprPrecipitation: 61mmMayPrecipitation: 35mmJunPrecipitation: 16mmJulPrecipitation: 11mmAugPrecipitation: 26mmSepPrecipitation: 37mmOctPrecipitation: 94mmNovPrecipitation: 180mmDecPrecipitation: 178mm
Precipitation
0in2in4in6in8inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 6.8inFebPrecipitation: 6.4inMarPrecipitation: 4inAprPrecipitation: 2.4inMayPrecipitation: 1.4inJunPrecipitation: 0.6inJulPrecipitation: 0.4inAugPrecipitation: 1inSepPrecipitation: 1.5inOctPrecipitation: 3.7inNovPrecipitation: 7.1inDecPrecipitation: 7in
Precipitation

Valão do Barro is a moderately rainy area, receiving approximately 1,076 mm of precipitation annually, which averages out to around 90 mm per month. The wettest month is November, averaging 180 mm of rainfall. December and January also tend to see above-average precipitation. The driest month is July, with just 11 mm. That's 169 mm less than November, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.Valão do Barro is a moderately rainy area, receiving approximately 42.4 in of precipitation annually, which averages out to around 3.5 in per month. The wettest month is November, averaging 7.1 in of rainfall. December and January also tend to see above-average precipitation. The driest month is July, with just 0.4 in. That's 6.7 in less than November, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h5km/h10km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 5km/hFebWind Speed: 5km/hMarWind Speed: 5km/hAprWind Speed: 5km/hMayWind Speed: 5km/hJunWind Speed: 5km/hJulWind Speed: 5km/hAugWind Speed: 6km/hSepWind Speed: 7km/hOctWind Speed: 7km/hNovWind Speed: 6km/hDecWind Speed: 6km/h
Wind Speed
0mph5mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 3mphFebWind Speed: 3mphMarWind Speed: 3mphAprWind Speed: 3mphMayWind Speed: 3mphJunWind Speed: 3mphJulWind Speed: 3mphAugWind Speed: 4mphSepWind Speed: 4mphOctWind Speed: 4mphNovWind Speed: 4mphDecWind Speed: 3mph
Wind Speed

Valão do Barro is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is October, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.Valão do Barro is relatively calm, with an average annual wind speed of 3mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is October, averaging 4mph, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 3mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1mph gap between the calmest and windiest months.

Best Time to Visit

Jan26°79°F
Feb26°79°F
Mar25°78°F
Apr24°75°F
May22°71°F
Jun21°69°F
Jul20°68°F
Aug21°69°F
Sep23°73°F
Oct24°74°F
Nov24°74°F
Dec25°77°F

The best time to visit Valão do Barro is during April, May, June, July, August, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 40 mm per month. By contrast, January can be uncomfortably hot with temperatures reaching 31°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.The best time to visit Valão do Barro is during April, May, June, July, August, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 71°F with modest rainfall averaging 1.6 in per month. By contrast, January can be uncomfortably hot with temperatures reaching 88°F. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Valão do Barro based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Valão do Barro based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
22 °C71 °F
31 °C88 °F
5 km/h3 mph
174 mm6.8 in
0 cm0 in
Feb
22 °C71 °F
31 °C88 °F
5 km/h3 mph
164 mm6.4 in
0 cm0 in
Mar
21 °C70 °F
31 °C87 °F
5 km/h3 mph
100 mm4 in
0 cm0 in
Apr
20 °C67 °F
29 °C85 °F
5 km/h3 mph
61 mm2.4 in
0 cm0 in
May
17 °C63 °F
27 °C81 °F
5 km/h3 mph
35 mm1.4 in
0 cm0 in
Jun
16 °C61 °F
26 °C79 °F
5 km/h3 mph
16 mm0.6 in
0 cm0 in
Jul
15 °C59 °F
26 °C79 °F
5 km/h3 mph
11 mm0.4 in
0 cm0 in
Aug
16 °C61 °F
27 °C80 °F
6 km/h4 mph
26 mm1 in
0 cm0 in
Sep
18 °C65 °F
29 °C84 °F
7 km/h4 mph
37 mm1.5 in
0 cm0 in
OctCurrent
20 °C67 °F
28 °C83 °F
7 km/h4 mph
94 mm3.7 in
0 cm0 in
Nov
20 °C67 °F
28 °C83 °F
6 km/h4 mph
180 mm7.1 in
0 cm0 in
Dec
21 °C70 °F
30 °C86 °F
6 km/h3 mph
178 mm7 in
0 cm0 in