Porto Velho
Brazil
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Porto Velho, Brazil

January, like December, in Porto Velho, Brazil, is a moderately hot summer month, with temperature in the range of an average high of 29.6°C (85.3°F) and an average low of 22.5°C (72.5°F). In Porto Velho, Brazil, the average high-temperature in January is almost the same as in December - a warm 29.6°C (85.3°F). Weather in January »

February, the last month of the summer, in Porto Velho, is another warm month, with average temperature fluctuating between 22.3°C (72.1°F) and 29.3°C (84.7°F). With an average high-temperature of 29.3°C (84.7°F) and an average low-temperature of 22.3°C (72.1°F), February is the coldest month. The average heat index is estimated at a torrid 38.7°C (101.7°F). Weather in February »

March, the first month of the autumn, in Porto Velho, is a hot month, with average temperature ranging between min 22.3°C (72.1°F) and max 30°C (86°F). In Porto Velho, Brazil, the average high-temperature is relatively the same as in February - a tropical 30°C (86°F). Weather in March »

April, the same as March, in Porto Velho, Brazil, is another tropical autumn month, with temperature in the range of an average low of 22.1°C (71.8°F) and an average high of 30.7°C (87.3°F). In Porto Velho, the average high-temperature in April is relatively the same as in March - a still hot 30.7°C (87.3°F). Weather in April »

The last month of the autumn, May, is another tropical month in Porto Velho, Brazil, with temperature in the range of an average low of 21.8°C (71.2°F) and an average high of 31.2°C (88.2°F). In Porto Velho, the average high-temperature in May is relatively the same as in April - a still tropical 31.2°C (88.2°F). Weather in May »

June, the first month of the winter, in Porto Velho, is still a hot month, with average temperature varying between 20.8°C (69.4°F) and 32.6°C (90.7°F). In June, the average high-temperature is relatively the same as in May - a still hot 32.6°C (90.7°F). Weather in June »

July, like June, is a hot winter month in Porto Velho, Brazil, with average temperature varying between 20.3°C (68.5°F) and 33.8°C (92.8°F). In July, the average high-temperature is practically the same as in June - a still tropical 33.8°C (92.8°F). Weather in July »

The last month of the winter, August, is a sweltering month in Porto Velho, Brazil, with temperature in the range of an average high of 36.4°C (97.5°F) and an average low of 21.7°C (71.1°F). In Porto Velho, the average high-temperature in August is practically the same as in July - a sweltering 36.4°C (97.5°F). Weather in August »

September, the first month of the spring, in Porto Velho, is also a sweltering month, with average temperature fluctuating between 23.1°C (73.6°F) and 36.6°C (97.9°F). September is the warmest month, with an average high-temperature of 36.6°C (97.9°F) and an average low-temperature of 23.1°C (73.6°F). The average heat index is calculated to a burning hot 49.5°C (121.1°F). Weather in September »

October, like September, is a hot spring month in Porto Velho, Brazil, with average temperature fluctuating between 23.5°C (74.3°F) and 34.9°C (94.8°F). In Porto Velho, the average high-temperature in October is almost the same as in September - a tropical 34.9°C (94.8°F). Weather in October »

November, the last month of the spring, in Porto Velho, is also a hot month, with average temperature ranging between min 23.1°C (73.6°F) and max 32.3°C (90.1°F). In November, the average high-temperature is practically the same as in October - a still tropical 32.3°C (90.1°F). Weather in November »

December, the first month of the summer, in Porto Velho, is also a hot month, with temperature in the range of an average low of 22.7°C (72.9°F) and an average high of 30.5°C (86.9°F). In Porto Velho, the average high-temperature in December is essentially the same as in November - a still hot 30.5°C (86.9°F). Weather in December »

How much does it rain in Porto Velho?

Throughout the year, in Porto Velho, Brazil, there are 251.1 rainfall days, and 1471mm (57.91") of precipitation is accumulated.

What is the wettest month in Porto Velho?

January is the month with the most rainfall in Porto Velho. Rain falls for 30.3 days and accumulates 242mm (9.53") of precipitation.

When are the longest days in Porto Velho?

Months with the longest days are January and December, with an average of 12.6h of daylight.

What is the month with the lowest UV index in Porto Velho?

January through April and December, with an average maximum UV index of 6, are months with the lowest UV index in Porto Velho.

What is the coldest month in Porto Velho?

The coldest month in Porto Velho, Brazil, is February, with an average high-temperature of 29.3°C (84.7°F) and an average low-temperature of 22.3°C (72.1°F).

What is the most humid month in Porto Velho?

With an average relative humidity of 92%, February is the most humid month.

What is the month with the least sunshine in Porto Velho?

With an average of 4.8h of sunshine, February has the least sunshine of the year in Porto Velho.

What is the month with the highest UV index in Porto Velho?

May through November, with an average maximum UV index of 7, are months with the highest UV index in Porto Velho, Brazil.

What is the month with the shortest days in Porto Velho?

June has the shortest days of the year, with an average of 11.6h of daylight.

What is the driest month in Porto Velho?

July is the month with the least rainfall in Porto Velho, Brazil. Rain falls for 5.8 days and accumulates 8mm (0.31") of precipitation.

What is the least humid month in Porto Velho?

The least humid month in Porto Velho, Brazil, is August, with an average relative humidity of 53%.

What is the warmest month in Porto Velho?

With an average high-temperature of 36.6°C (97.9°F) and an average low-temperature of 23.1°C (73.6°F), September is the warmest month in Porto Velho.

What month has the most sunshine in Porto Velho?

October has the most sunshine of the year in Porto Velho, with an average of 10.3h of sunshine.
Average temperature - Porto Velho, Brazil
Average humidity - Porto Velho, Brazil
Average rainfall - Porto Velho, Brazil
Average rainfall days - Porto Velho, Brazil

The month with the highest number of rainy days is January (30.3 days).
The month with the least rainy days is July (5.8 days).

Average daylight / Average sunshine - Porto Velho, Brazil

Months with the longest days are January and December (Average daylight: 12.6h).
The month with the shortest days is June (Average daylight: 11.6h).

The month with the most sunshine is October (Average sunshine: 10.3h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average UV index - Porto Velho, Brazil

Months with the highest UV index are May, June, July, August, September, October and November (UV index 7).
Months with the lowest UV index are January, February, March, April and December (UV index 6).