Climate and monthly weather forecast
Altamira, Brazil

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Weather in January

January, the same as December, in Altamira, Brazil, is another hot summer month, with an average temperature varying between 30.7°C (87.3°F) and 22.2°C (72°F). The advent of January observes an average high-temperature of a still hot 30.7°C (87.3°F), nearly identical to December's 32.4°C (90.3°F). Weather in January »

Weather in February

February, the last month of the summer in Altamira, is also a moderately hot month, with an average temperature ranging between max 29.5°C (85.1°F) and min 22.2°C (72°F). The month of February, characterized by an average high of 29.5°C (85.1°F) and a low of 22.2°C (72°F), is recognized as the coldest. Throughout February, the heat index is evaluated at a torrid 39°C (102.2°F). Weather in February »

Weather in March

The first month of the autumn, March, is still a warm month in Altamira, Brazil, with an average temperature ranging between max 29.6°C (85.3°F) and min 22.3°C (72.1°F). March welcomes an average high-temperature of a still moderately hot 29.6°C (85.3°F), not much different from the preceding month. Weather in March »

Weather in April

April, like March, in Altamira, Brazil, is another warm autumn month, with an average temperature varying between 29.7°C (85.5°F) and 22.4°C (72.3°F). April's onset records a minor alteration in the average high-temperature to a still moderately hot 29.7°C (85.5°F) from March's 29.6°C (85.3°F). Weather in April »

Weather in May

May, the last month of the autumn in Altamira, is a hot month, with an average temperature varying between 30.6°C (87.1°F) and 22.2°C (72°F). With the onset of May, Altamira's average high-temperature clocks in at a tropical 30.6°C (87.1°F), showing a minor fluctuation from the previous month. Weather in May »

Weather in June

June, the first month of the winter in Altamira, is still a tropical month, with an average temperature ranging between max 31.8°C (89.2°F) and min 21.3°C (70.3°F). The shift to June signals an average high-temperature of a still hot 31.8°C (89.2°F), subtly varied from May's 30.6°C (87.1°F). Weather in June »

Weather in July

July, the same as June, in Altamira, Brazil, is another hot winter month, with an average temperature ranging between min 21.1°C (70°F) and max 33°C (91.4°F). In July, the average high-temperature registers at a still hot 33°C (91.4°F), nearly identical to June's 31.8°C (89.2°F). Weather in July »

Weather in August

August, the last month of the winter in Altamira, is a fiery hot month, with an average temperature fluctuating between 21.7°C (71.1°F) and 35.1°C (95.2°F). As Altamira steps into August, the average high-temperature holds at a very hot 35.1°C (95.2°F), hinting at a minor fluctuation from the prior month. Weather in August »

Weather in September

September, the first month of the spring in Altamira, is also a sweltering month, with an average temperature ranging between min 22.5°C (72.5°F) and max 35.8°C (96.4°F). With average high temperatures of 35.8°C (96.4°F) and lows of 22.5°C (72.5°F), September is the warmest month. During September, the heat index is evaluated at a burning hot 50°C (122°F). Weather in September »

Weather in October

October, like September, in Altamira, Brazil, is another torrid spring month, with temperature in the range of an average high of 35.7°C (96.3°F) and an average low of 23.1°C (73.6°F). October notes an average high-temperature of a still sweltering 35.7°C (96.3°F), subtly differing from September's 35.8°C (96.4°F). Weather in October »

Weather in November

The last month of the spring, November, is another tropical month in Altamira, Brazil, with temperature in the range of an average high of 34.5°C (94.1°F) and an average low of 23.3°C (73.9°F). The onset of November brings with it an average high-temperature of a tropical 34.5°C (94.1°F), showing a negligible variation from the month before. Weather in November »

Weather in December

The first month of the summer, December, is also a hot month in Altamira, Brazil, with an average temperature varying between 32.4°C (90.3°F) and 22.7°C (72.9°F). The arrival of December is marked by an average high-temperature of a still hot 32.4°C (90.3°F), bearing a close resemblance to November. Weather in December »
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Frequently asked questions

How many days does it rain in Altamira?

Throughout the year, in Altamira, there are 260.4 rainfall days, and 1317mm (51.85") of precipitation is accumulated.

What are the months with the lowest UV index in Altamira?

January through May, with an average maximum UV index of 6, are months with the lowest UV index in Altamira.

What is the coldest month in Altamira?

The month of February, characterized by an average high of 29.5°C (85.1°F) and a low of 22.2°C (72°F), is recognized as the coldest.

What is the month with the least sunshine in Altamira?

February has the least sunshine of the year, with an average of 5.3h of sunshine.

What is the most humid month in Altamira?

April is the most humid month in Altamira, with an average relative humidity of 91%.

What is the rainiest month in Altamira?

April is the month with the most rainfall. Rain falls for 29 days and accumulates 207mm (8.15") of precipitation.

What is the month with the shortest days in Altamira?

June has the shortest days of the year in Altamira, with an average of 11h and 54min of daylight.

What are the months with the highest UV index in Altamira?

The months with the highest UV index are June through December, with an average maximum UV index of 7.

What is the least humid month in Altamira?

The least humid month is August, with an average relative humidity of 64%.

What is the driest month in Altamira?

August is the month with the least rainfall. Rain falls for 9.8 days and accumulates 14mm (0.55") of precipitation.

What month has the most sunshine in Altamira?

The month with the most sunshine is August, with an average of 9.6h of sunshine.

What is the hottest time of year in Altamira?

September, recording an average high temperature of 35.8°C (96.4°F) and a low temperature of 22.5°C (72.5°F), is Altamira's warmest month.

When are the longest days in Altamira?

With an average of 12h and 18min of daylight, December has the longest days of the year.

Is there Daylight Saving Time (DST) in Altamira?

Altamira, Brazil, does not utilize Daylight Saving Time (DST). -03 timezone is used over the entire year.

Average temperature
Altamira, Brazil

Average temperature - Altamira, Brazil

The warmest month (with the highest average high temperature) is September (35.8°C).
The month with the lowest average high temperature is February (29.5°C).

The month with the highest average low temperature is November (23.3°C).
The coldest month (with the lowest average low temperature) is July (21.1°C).

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Average pressure
Altamira, Brazil

Average pressure - Altamira, Brazil

The months with the highest atmospheric pressure are June and July (1012.2mbar).
The month with the lowest atmospheric pressure is November (1008.3mbar).

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Average wind speed
Altamira, Brazil

Average wind speed - Altamira, Brazil

The windiest month (with the highest average wind speed) is September (5.9km/h).
The calmest month (with the lowest average wind speed) is May (4km/h).

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Average rainfall
Altamira, Brazil

Average rainfall - Altamira, Brazil

The wettest month (with the highest rainfall) is April (207mm).
The driest month (with the least rainfall) is August (14mm).

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Average rainfall days
Altamira, Brazil

Average rainfall days - Altamira, Brazil

The month with the highest number of rainy days is March (29.1 days).
The month with the least rainy days is August (9.8 days).

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Average daylight / Average sunshine
Altamira, Brazil

Average daylight / Average sunshine - Altamira, Brazil

The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 11h and 54min).

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 18min).

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Average sunshine days
Altamira, Brazil

Average sunshine days - Altamira, Brazil

The month with the most sunshine days is August (18.4 days).
The month with the least sunshine days is April (0.8 days).

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Average UV index
Altamira, Brazil

Average UV index - Altamira, Brazil

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

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Average visibility
Altamira, Brazil

Average visibility - Altamira, Brazil

The months with the highest visibility are July, August, September, October and November (9km).
The months with the lowest visibility are February, March, April and May (6km).

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Altamira, Brazil

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