Monthly weather forecast and climate
Tacna, AZ

Weather in January

January, the same as December, is another comfortable winter month in Tacna, Arizona, with temperature in the range of an average low of 49.8°F (9.9°C) and an average high of 66.7°F (19.3°C). In Tacna, the average high-temperature is essentially the same as in December - a still comfortable 66.7°F (19.3°C). Weather in January »

Weather in February

February, the last month of the winter, in Tacna, is a pleasant month, with temperature in the range of an average low of 52.3°F (11.3°C) and an average high of 70°F (21.1°C). In Tacna, the average high-temperature is essentially the same as in January - a pleasant 70°F (21.1°C). Weather in February »

Weather in March

The first month of the spring, March, is a warm month in Tacna, Arizona, with temperature in the range of an average low of 58.3°F (14.6°C) and an average high of 77.5°F (25.3°C). In March, the average high-temperature marginally rises, from a pleasant 70°F (21.1°C) in February, to a moderately hot 77.5°F (25.3°C). Weather in March »

Weather in April

April, like March, in Tacna, Arizona, is another warm spring month, with temperature in the range of an average high of 84°F (28.9°C) and an average low of 62.2°F (16.8°C). In April, the average high-temperature slightly increases, from 77.5°F (25.3°C) in March, to a still moderately hot 84°F (28.9°C). Weather in April »

Weather in May

May, the last month of the spring, in Tacna, is a tropical month, with temperature in the range of an average high of 91°F (32.8°C) and an average low of 67.8°F (19.9°C). In May, the average high-temperature marginally rises, from a moderately hot 84°F (28.9°C) in April, to a hot 91°F (32.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a sweltering month in Tacna, Arizona, with average temperature varying between 76.3°F (24.6°C) and 101.3°F (38.5°C). In Tacna, Arizona, the average high-temperature in June increases, from a tropical 91°F (32.8°C) in May, to a sweltering 101.3°F (38.5°C). Weather in June »

Weather in July

July, the same as June, is another torrid summer month in Tacna, Arizona, with average temperature fluctuating between 83.8°F (28.8°C) and 103.8°F (39.9°C). The warmest month is July, with an average high-temperature of 103.8°F (39.9°C) and an average low-temperature of 83.8°F (28.8°C). In July, the average relative humidity in Tacna is 30%. Weather in July »

Weather in August

August, the last month of the summer, in Tacna, is another very hot month, with average temperature fluctuating between 103.6°F (39.8°C) and 85.6°F (29.8°C). In August, the average high-temperature is almost the same as in July - a still torrid 103.6°F (39.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a very hot month in Tacna, Arizona, with average temperature varying between 80.4°F (26.9°C) and 97.9°F (36.6°C). In September, the average high-temperature marginally drops, from 103.6°F (39.8°C) in August, to a still sweltering 97.9°F (36.6°C). Weather in September »

Weather in October

October, like September, is another hot autumn month in Tacna, Arizona, with average temperature varying between 69.1°F (20.6°C) and 86.9°F (30.5°C). In Tacna, the average high-temperature in October decreases, from a sweltering 97.9°F (36.6°C) in September, to a tropical 86.9°F (30.5°C). Weather in October »

Weather in November

November, the last month of the autumn, in Tacna, is also a moderately hot month, with average temperature varying between 57.6°F (14.2°C) and 75.4°F (24.1°C). In November, the average high-temperature decreases, from a hot 86.9°F (30.5°C) in October, to a warm 75.4°F (24.1°C). Weather in November »

Weather in December

December, the first month of the winter, in Tacna, is also an enjoyable month, with average temperature ranging between min 49.8°F (9.9°C) and max 64.9°F (18.3°C). With an average high-temperature of 64.9°F (18.3°C) and an average low-temperature of 49.8°F (9.9°C), December is the coldest month. Weather in December »
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FAQ

How many days does it rain in Tacna?

Throughout the year, in Tacna, Arizona, there are 38.1 rainfall days, and 3.9" (99mm) of precipitation is accumulated.

What is the driest month in Tacna?

The month with the least rainfall in Tacna, Arizona, is May when the rain falls for 0.9 days and typically collects 0.04" (1mm) of precipitation.

What is the least humid month in Tacna?

The least humid month in Tacna is June, with an average relative humidity of 21%.

When are the longest days in Tacna?

With an average of 14.3h of daylight, June has the longest days of the year in Tacna, Arizona.

What month has the most sunshine in Tacna?

With an average of 12.2h of sunshine, June has the most sunshine of the year in Tacna, Arizona.

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

June through August, with an average maximum UV index of 8, are months with the highest UV index in Tacna, Arizona.

What is the warmest month in Tacna?

July is the warmest month, with an average high-temperature of 103.8°F (39.9°C) and an average low-temperature of 83.8°F (28.8°C).

What is the wettest month in Tacna?

July is the month with the most rainfall. Rain falls for 7.6 days and accumulates 0.71" (18mm) of precipitation.

When is the lowest UV index in Tacna?

November and December, with an average maximum UV index of 4, are months with the lowest UV index.

What is the coldest month in Tacna?

The coldest month is December, with an average high-temperature of 64.9°F (18.3°C) and an average low-temperature of 49.8°F (9.9°C).

What is the most humid month in Tacna?

With an average relative humidity of 39%, December is the most humid month in Tacna.

What is the month with the shortest days in Tacna?

December has the shortest days of the year in Tacna, Arizona, with an average of 10h of daylight.

What is the month with the least sunshine in Tacna?

The month with the least sunshine in Tacna, Arizona, is December, with an average of 7.1h of sunshine.

Average temperature
Tacna, AZ

Average temperature - Tacna, AZ

The warmest month (with the highest average high temperature) is July (103.8°F).
The month with the lowest average high temperature is December (64.9°F).

The month with the highest average low temperature is August (85.6°F).
The coldest months (with the lowest average low temperature) are January and December (49.8°F).

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Average pressure
Tacna, AZ

Average pressure - Tacna, AZ

The month with the highest atmospheric pressure is January (30.06").
The month with the lowest atmospheric pressure is June (29.73").

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Average wind speed
Tacna, AZ

Average wind speed - Tacna, AZ

The windiest month (with the highest average wind speed) is July (8.4mph).
The calmest months (with the lowest average wind speed) are November and December (6mph).

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Average rainfall
Tacna, AZ

Average rainfall - Tacna, AZ

The wettest month (with the highest rainfall) is July (0.71").
The driest month (with the least rainfall) is May (0.04").

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Average rainfall days
Tacna, AZ

Average rainfall days - Tacna, AZ

The month with the highest number of rainy days is July (7.6 days).
The month with the least rainy days is May (0.9 days).

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Average daylight / Average sunshine
Tacna, AZ

Average daylight / Average sunshine - Tacna, AZ

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

The month with the most sunshine is June (Average sunshine: 12.2h).
The month with the least sunshine is December (Average sunshine: 7.1h).

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Average sunshine days
Tacna, AZ

Average sunshine days - Tacna, AZ

The month with the most sunshine days is May (29.7 days).
The month with the least sunshine days is July (19.8 days).

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Average visibility
Tacna, AZ

Average visibility - Tacna, AZ

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

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