Climate Insights for Afonso Arinos

Região Geográfica Intermediária de Petrópolis, Rio de Janeiro, Brazil

Hottest
February
30°C peak85°F peak
Coldest
July
13°C low56°F low
Wettest
January
215 mm rain8.5 in rain
Best to Visit
April, May, June
Mild temps & low rain

Climate Overview

The climate in Afonso Arinos is warm and mild. The average annual temperature is 22°C and approximately 1,198 mm of precipitation falls per year. January is the wettest month, receiving around 215 mm of rainfall. Afonso Arinos 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: February, January, March. The coldest months are July, June, August, when temperatures can drop to 13°C.The climate in Afonso Arinos is warm and mild. The average annual temperature is 71°F and approximately 47.2 in of precipitation falls per year. January is the wettest month, receiving around 8.5 in of rainfall. Afonso Arinos 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: February, January, March. The coldest months are July, June, August, when temperatures can drop to 56°F.

Temperature

0°5°10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 29°Average: 24°Min: 20°FebMax: 30°Average: 24°Min: 20°MarMax: 29°Average: 24°Min: 20°AprMax: 27°Average: 22°Min: 18°MayMax: 25°Average: 20°Min: 16°JunMax: 24°Average: 19°Min: 14°JulMax: 24°Average: 18°Min: 13°AugMax: 25°Average: 19°Min: 14°SepMax: 27°Average: 21°Min: 17°OctMax: 27°Average: 22°Min: 18°NovMax: 27°Average: 22°Min: 18°DecMax: 29°Average: 24°Min: 20°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 85°FAverage: 76°FMin: 69°FFebMax: 85°FAverage: 76°FMin: 69°FMarMax: 85°FAverage: 75°FMin: 68°FAprMax: 81°FAverage: 72°FMin: 65°FMayMax: 78°FAverage: 68°FMin: 60°FJunMax: 76°FAverage: 65°FMin: 58°FJulMax: 76°FAverage: 64°FMin: 56°FAugMax: 77°FAverage: 66°FMin: 58°FSepMax: 81°FAverage: 70°FMin: 62°FOctMax: 81°FAverage: 72°FMin: 65°FNovMax: 81°FAverage: 72°FMin: 65°FDecMax: 83°FAverage: 75°FMin: 68°F
Max
Average
Min

Afonso Arinos sees moderate temperature variation throughout the year, ranging from 13°C to 30°C. The warmest month is February, when average highs reach 30°C and the mean temperature sits around 24°C. July is the coolest month, with minimum temperatures around 13°C and an average of 18°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between August and September, with a 3°C shift in average temperatures.Afonso Arinos sees moderate temperature variation throughout the year, ranging from 56°F to 85°F. The warmest month is February, when average highs reach 85°F and the mean temperature sits around 76°F. July is the coolest month, with minimum temperatures around 56°F and an average of 64°F. On average, daily temperatures fluctuate by about 17°F between overnight lows and afternoon highs. The sharpest temperature change occurs between August and September, with a 5°F shift in average temperatures.

Precipitation

0mm50mm100mm150mm200mm250mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 215mmFebPrecipitation: 201mmMarPrecipitation: 123mmAprPrecipitation: 47mmMayPrecipitation: 25mmJunPrecipitation: 14mmJulPrecipitation: 9mmAugPrecipitation: 30mmSepPrecipitation: 43mmOctPrecipitation: 116mmNovPrecipitation: 177mmDecPrecipitation: 198mm
Precipitation
0in2in4in6in8inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 8.5inFebPrecipitation: 7.9inMarPrecipitation: 4.8inAprPrecipitation: 1.9inMayPrecipitation: 1inJunPrecipitation: 0.6inJulPrecipitation: 0.4inAugPrecipitation: 1.2inSepPrecipitation: 1.7inOctPrecipitation: 4.6inNovPrecipitation: 7inDecPrecipitation: 7.8in
Precipitation

Afonso Arinos is a moderately rainy area, receiving approximately 1,198 mm of precipitation annually, which averages out to around 100 mm per month. The wettest month is January, averaging 215 mm of rainfall. February and December also tend to see above-average precipitation. The driest month is July, with just 9 mm. That's 205 mm less than January, 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.Afonso Arinos is a moderately rainy area, receiving approximately 47.2 in of precipitation annually, which averages out to around 3.9 in per month. The wettest month is January, averaging 8.5 in of rainfall. February and December also tend to see above-average precipitation. The driest month is July, with just 0.4 in. That's 8.1 in less than January, 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: 7km/hFebWind Speed: 6km/hMarWind Speed: 6km/hAprWind Speed: 6km/hMayWind Speed: 6km/hJunWind Speed: 6km/hJulWind Speed: 7km/hAugWind Speed: 8km/hSepWind Speed: 8km/hOctWind Speed: 8km/hNovWind Speed: 8km/hDecWind Speed: 7km/h
Wind Speed
0mph5mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 4mphFebWind Speed: 4mphMarWind Speed: 4mphAprWind Speed: 4mphMayWind Speed: 4mphJunWind Speed: 4mphJulWind Speed: 4mphAugWind Speed: 5mphSepWind Speed: 5mphOctWind Speed: 5mphNovWind Speed: 5mphDecWind Speed: 4mph
Wind Speed

Afonso Arinos is relatively calm, with an average annual wind speed of 7km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 8km/h, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 6km/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.Afonso Arinos is relatively calm, with an average annual wind speed of 4mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is September, averaging 5mph, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 4mph, 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

Jan24°76°F
Feb24°76°F
Mar24°75°F
Apr22°72°F
May20°68°F
Jun19°65°F
Jul18°64°F
Aug19°66°F
Sep21°70°F
Oct22°72°F
Nov22°72°F
Dec24°75°F

The best time to visit Afonso Arinos is during April, May, June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 28 mm per month. By contrast, February can be uncomfortably hot with temperatures reaching 30°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.The best time to visit Afonso Arinos is during April, May, June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 68°F with modest rainfall averaging 1.1 in per month. By contrast, February can be uncomfortably hot with temperatures reaching 85°F. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Afonso Arinos 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 Afonso Arinos 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
20 °C69 °F
29 °C85 °F
7 km/h4 mph
215 mm8.5 in
0 cm0 in
Feb
20 °C69 °F
30 °C85 °F
6 km/h4 mph
201 mm7.9 in
0 cm0 in
Mar
20 °C68 °F
29 °C85 °F
6 km/h4 mph
123 mm4.8 in
0 cm0 in
Apr
18 °C65 °F
27 °C81 °F
6 km/h4 mph
47 mm1.9 in
0 cm0 in
May
16 °C60 °F
25 °C78 °F
6 km/h4 mph
25 mm1 in
0 cm0 in
Jun
14 °C58 °F
24 °C76 °F
6 km/h4 mph
14 mm0.6 in
0 cm0 in
Jul
13 °C56 °F
24 °C76 °F
7 km/h4 mph
9 mm0.4 in
0 cm0 in
Aug
14 °C58 °F
25 °C77 °F
8 km/h5 mph
30 mm1.2 in
0 cm0 in
Sep
17 °C62 °F
27 °C81 °F
8 km/h5 mph
43 mm1.7 in
0 cm0 in
OctCurrent
18 °C65 °F
27 °C81 °F
8 km/h5 mph
116 mm4.6 in
0 cm0 in
Nov
18 °C65 °F
27 °C81 °F
8 km/h5 mph
177 mm7 in
0 cm0 in
Dec
20 °C68 °F
29 °C83 °F
7 km/h4 mph
198 mm7.8 in
0 cm0 in