Climate and monthly weather forecastPorto Acre, Brazil
Climate and monthly weather forecast
Weather in January
January, the same as December, is another warm summer month in Porto Acre, Brazil, with an average temperature varying between 22.3°C (72.1°F) and 29.2°C (84.6°F). With an average high-temperature of 29.2°C (84.6°F) and an average low-temperature of 22.3°C (72.1°F), January is the coldest month. For most parts of January, the heat index is evaluated at a fiery hot 38°C (100.4°F). Weather in January »Weather in February
February, the last month of the summer in Porto Acre, is also a moderately hot month, with an average temperature ranging between max 29.3°C (84.7°F) and min 22.3°C (72.1°F). Porto Acre signifies an average high-temperature of a still moderately hot 29.3°C (84.7°F) in February, closely mirroring the 29.2°C (84.6°F) of January. Weather in February »Weather in March
March, the first month of the autumn in Porto Acre, is also a moderately hot month, with an average temperature varying between 29.6°C (85.3°F) and 22.2°C (72°F). On the advent of March, Porto Acre's average high-temperature exhibits a minor adjustment to a still moderately hot 29.6°C (85.3°F) from February's 29.3°C (84.7°F). Weather in March »Weather in April
April is a tropical autumn month in Porto Acre, Brazil, with an average temperature ranging between min 21.9°C (71.4°F) and max 30.1°C (86.2°F). With April's advent, Porto Acre sees an average high-temperature of a tropical 30.1°C (86.2°F), subtly shifted from March's 29.6°C (85.3°F). Weather in April »Weather in May
May, the last month of the autumn in Porto Acre, is also a hot month, with an average temperature ranging between max 30.1°C (86.2°F) and min 20.8°C (69.4°F). May's start comes with an average high-temperature of a still tropical 30.1°C (86.2°F), in line with April's temperature. Weather in May »Weather in June
June, the first month of the winter in Porto Acre, is still a tropical month, with temperature in the range of an average low of 20.2°C (68.4°F) and an average high of 30.7°C (87.3°F). The commencement of June introduces an average high-temperature of a still hot 30.7°C (87.3°F), closely mirroring the preceding month. Weather in June »Weather in July
July, like June, is a hot winter month in Porto Acre, Brazil, with temperature in the range of an average high of 32.3°C (90.1°F) and an average low of 19.7°C (67.5°F). The shift from June to July is characterized by an average high-temperature of a still tropical 32.3°C (90.1°F), not significantly different from the 30.7°C (87.3°F) of June. Weather in July »Weather in August
The last month of the winter, August, is another tropical month in Porto Acre, Brazil, with an average temperature ranging between max 34.7°C (94.5°F) and min 21.4°C (70.5°F). The shift into August finds Porto Acre, Brazil, at an average high-temperature of a still hot 34.7°C (94.5°F), closely comparable to July's conditions. Weather in August »Weather in September
September, the first month of the spring in Porto Acre, is a very hot month, with an average temperature ranging between min 23.1°C (73.6°F) and max 35.5°C (95.9°F). September is the month when Porto Acre experiences its warmest temperatures, averaging a high of 35.5°C (95.9°F) and a low of 23.1°C (73.6°F). September's average heat index is evaluated at a blazing hot 46°C (114.8°F). Weather in September »Weather in October
October, like September, is a hot spring month in Porto Acre, Brazil, with temperature in the range of an average low of 22.8°C (73°F) and an average high of 33.6°C (92.5°F). October records an average high-temperature of a tropical 33.6°C (92.5°F), indicating a minor variation from the preceding month. Weather in October »Weather in November
The last month of the spring, November, is another tropical month in Porto Acre, Brazil, with an average temperature varying between 32.2°C (90°F) and 22.8°C (73°F). Porto Acre's November average high-temperature settles at a still hot 32.2°C (90°F), showing a near match with the preceding month. Weather in November »Weather in December
The first month of the summer, December, is also a hot month in Porto Acre, Brazil, with an average temperature fluctuating between 30.1°C (86.2°F) and 22.3°C (72.1°F). December's arrival shows an average high-temperature of a still tropical 30.1°C (86.2°F), hardly different from the previous month. Weather in December »Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Porto Acre's coldest weather arrives in January, when temperatures average a high of 29.2°C (84.6°F) and a low of 22.3°C (72.1°F).
In Porto Acre, during the entire year, the rain falls for 233.4 days and collects up to 1251mm (49.25") of precipitation.
January through June and December, with an average maximum UV index of 6, are months with the lowest UV index.
The most humid month in Porto Acre is February, with an average relative humidity of 91%.
February is the month with the most rainfall in Porto Acre. Rain falls for 25.9 days and accumulates 200mm (7.87") of precipitation.
With an average of 5.4h of sunshine, February has the least sunshine of the year in Porto Acre.
June has the shortest days of the year, with an average of 11h and 36min of daylight.
July is the month with the least rainfall. Rain falls for 6.7 days and accumulates 11mm (0.43") of precipitation.
July through November, with an average maximum UV index of 7, are months with the highest UV index in Porto Acre, Brazil.
The least humid month in Porto Acre is August, with an average relative humidity of 54%.
August has the most sunshine of the year in Porto Acre, Brazil, with an average of 9.6h of sunshine.
In Porto Acre, Brazil, the peak temperatures are generally noted in September, averaging a high of 35.5°C (95.9°F) and a low of 23.1°C (73.6°F).
The month with the longest days in Porto Acre is December, with an average of 12h and 42min of daylight.
Porto Acre, Brazil, does not observe Daylight Saving Time (DST). -05 timezone is used throughout the entire year.
Average temperature
Porto Acre, Brazil
The warmest month (with the highest average high temperature) is September (35.5°C).
The month with the lowest average high temperature is January (29.2°C).
The month with the highest average low temperature is September (23.1°C).
The coldest month (with the lowest average low temperature) is July (19.7°C).
Average pressure
Porto Acre, Brazil
- Average pressure in January:
1010mbar - Average pressure in February:
1009.9mbar - Average pressure in March:
1010.3mbar - Average pressure in April:
1011.2mbar - Average pressure in May:
1012.3mbar - Average pressure in June:
1013.4mbar
- Average pressure in July:
1013.5mbar - Average pressure in August:
1012.4mbar - Average pressure in September:
1010.9mbar - Average pressure in October:
1009.4mbar - Average pressure in November:
1008.2mbar - Average pressure in December:
1009.2mbar
The month with the highest atmospheric pressure is July (1013.5mbar).
The month with the lowest atmospheric pressure is November (1008.2mbar).
Average wind speed
Porto Acre, Brazil
- Average wind speed in January:
4.7km/h - Average wind speed in February:
4.5km/h - Average wind speed in March:
4.3km/h - Average wind speed in April:
4.3km/h - Average wind speed in May:
4.2km/h - Average wind speed in June:
4.3km/h
- Average wind speed in July:
4.5km/h - Average wind speed in August:
5.1km/h - Average wind speed in September:
5km/h - Average wind speed in October:
4.9km/h - Average wind speed in November:
5km/h - Average wind speed in December:
5km/h
The windiest month (with the highest average wind speed) is August (5.1km/h).
The calmest month (with the lowest average wind speed) is May (4.2km/h).
Average humidity
Porto Acre, Brazil
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is August (54%).
Average rainfall
Porto Acre, Brazil
- Average rainfall in January:
190mm - Average rainfall in February:
200mm - Average rainfall in March:
183mm - Average rainfall in April:
122mm - Average rainfall in May:
71mm - Average rainfall in June:
32mm
The wettest month (with the highest rainfall) is February (200mm).
The driest month (with the least rainfall) is July (11mm).
Average rainfall days
Porto Acre, Brazil
- Average rainfall days in January:
29 days - Average rainfall days in February:
25.9 days - Average rainfall days in March:
27.8 days - Average rainfall days in April:
24.7 days - Average rainfall days in May:
20.6 days - Average rainfall days in June:
12.1 days
- Average rainfall days in July:
6.7 days - Average rainfall days in August:
6 days - Average rainfall days in September:
11.5 days - Average rainfall days in October:
19.9 days - Average rainfall days in November:
22.8 days - Average rainfall days in December:
26.4 days
The month with the highest number of rainy days is January (29 days).
The month with the least rainy days is August (6 days).
Average daylight / Average sunshine
Porto Acre, Brazil
- Average daylight in January:
12h and 36min - Average daylight in February:
12h and 24min - Average daylight in March:
12h and 12min - Average daylight in April:
11h and 54min - Average daylight in May:
11h and 42min - Average daylight in June:
11h and 36min
- Average daylight in July:
11h and 36min - Average daylight in August:
11h and 48min - Average daylight in September:
12h and 6min - Average daylight in October:
12h and 18min - Average daylight in November:
12h and 36min - Average daylight in December:
12h and 42min
The month with the longest days is December (Average daylight: 12h and 42min).
The month with the shortest days is June (Average daylight: 11h and 36min).
- Average sunshine in January:
6h and 0min - Average sunshine in February:
5h and 24min - Average sunshine in March:
5h and 42min - Average sunshine in April:
7h and 0min - Average sunshine in May:
7h and 48min - Average sunshine in June:
8h and 36min
- Average sunshine in July:
9h and 18min - Average sunshine in August:
9h and 36min - Average sunshine in September:
9h and 12min - Average sunshine in October:
8h and 36min - Average sunshine in November:
7h and 30min - Average sunshine in December:
6h and 12min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).
Average sunshine days
Porto Acre, Brazil
- Average sunshine days in January:
1.5 days - Average sunshine days in February:
1.9 days - Average sunshine days in March:
2.3 days - Average sunshine days in April:
4.8 days - Average sunshine days in May:
9 days - Average sunshine days in June:
16.2 days
- Average sunshine days in July:
23.6 days - Average sunshine days in August:
24.2 days - Average sunshine days in September:
17.3 days - Average sunshine days in October:
9.9 days - Average sunshine days in November:
6.3 days - Average sunshine days in December:
3.8 days
The month with the most sunshine days is August (24.2 days).
The month with the least sunshine days is January (1.5 days).
Average UV index
Porto Acre, Brazil
The months with the highest UV index are July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June and December (UV index 6).
Average cloud cover
Porto Acre, Brazil
The month with the most cloud cover is February (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility
Porto Acre, Brazil
The months with the highest visibility are August and September (10km).
The month with the lowest visibility is February (5km).
