Rio Branco Weather History Acre, Brazil

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
Yearly Monthly Averages
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Sat 08 Nov, 2025 Weather in Rio Branco

Sunrise: 04:59 AM Sunset: 05:31 PM	Moonrise: 09:10 PM Moonset: 07:50 AM	Max: 40.9 °c	Min: 26.3 °c	Avg: 32.8 °c	Precip: 0.00 mm	Max Wind: 12.2 kph

	Sat 08 0:00 am	Sat 08 3:00 am	Sat 08 6:00 am	Sat 08 9:00 am	Sat 08 12:00 pm	Sat 08 3:00 pm	Sat 08 6:00 pm	Sat 08 9:00 pm
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Temp	28.1°c	28.2°c	26.3°c	33.0°c	38.8°c	40.9°c	36.8°c	30.5°c
Wind	6.5 kmph	9.7 kmph	7.2 kmph	11.9 kmph	10.4 kmph	9.7 kmph	9.0 kmph	5.8 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm
Cloud	22%	10%	12%	12%	12%	18%	15%	16%
Humidity	49%	51%	61%	42%	27%	21%	27%	39%
Pressure	1005 mb	1004 mb	1007 mb	1009 mb	1007 mb	1002 mb	1001 mb	1005 mb

Rio Branco Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	29°C / 85°F	22°C / 72°F	25°C / 77°F	38 hours	324.89 mm / 12.79 In	24 days	1010 mb / 30 In
February	29°C / 84°F	22°C / 72°F	25°C / 77°F	25 hours	338.53 mm / 13.33 In	23 days	1010 mb / 30 In
March	29°C / 84°F	22°C / 72°F	25°C / 77°F	39 hours	348.02 mm / 13.70 In	24 days	1010 mb / 30 In
April	29°C / 85°F	22°C / 71°F	25°C / 77°F	76 hours	213.25 mm / 8.40 In	22 days	1011 mb / 30 In
May	29°C / 85°F	21°C / 70°F	25°C / 76°F	151 hours	105.63 mm / 4.16 In	14 days	1012 mb / 30 In
June	30°C / 86°F	21°C / 69°F	25°C / 76°F	212 hours	35.52 mm / 1.40 In	6 days	1013 mb / 30 In
July	32°C / 90°F	20°C / 68°F	25°C / 78°F	282 hours	13.47 mm / 0.53 In	3 days	1013 mb / 30 In
August	34°C / 94°F	22°C / 71°F	27°C / 81°F	280 hours	33.16 mm / 1.31 In	5 days	1012 mb / 30 In
September	36°C / 96°F	23°C / 74°F	29°C / 84°F	218 hours	66.24 mm / 2.61 In	10 days	1010 mb / 30 In
October	33°C / 92°F	23°C / 73°F	27°C / 81°F	145 hours	149.67 mm / 5.89 In	17 days	1009 mb / 30 In
November	32°C / 89°F	23°C / 73°F	26°C / 79°F	101 hours	218.79 mm / 8.61 In	20 days	1008 mb / 30 In
December	30°C / 86°F	22°C / 72°F	25°C / 78°F	60 hours	305.29 mm / 12.02 In	23 days	1009 mb / 30 In

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