Monthly weather forecast and climate
Tempe, AZ

The Tempe Town Lake of Tempe City, Arizona
The Tempe Town Lake of Tempe City, Arizona

Weather in January

January, like December, in Tempe, Arizona, is another comfortable winter month, with average temperature ranging between max 64°F (17.8°C) and min 46.9°F (8.3°C). In Tempe, the average high-temperature is relatively the same as in December - a still enjoyable 64°F (17.8°C). Weather in January »

Weather in February

February, the last month of the winter, in Tempe, is also an enjoyable month, with average temperature varying between 67.5°F (19.7°C) and 49.5°F (9.7°C). In February, the average high-temperature is practically the same as in January - a still comfortable 67.5°F (19.7°C). Weather in February »

Weather in March

March, the first month of the spring, in Tempe, is a warm month, with temperature in the range of an average low of 55.4°F (13°C) and an average high of 75.7°F (24.3°C). In March, the average high-temperature marginally rises, from a comfortable 67.5°F (19.7°C) in February, to a moderately hot 75.7°F (24.3°C). Weather in March »

Weather in April

April, like March, in Tempe, Arizona, is a moderately hot spring month, with temperature in the range of an average low of 60.6°F (15.9°C) and an average high of 82.6°F (28.1°C). In Tempe, Arizona, the average high-temperature slightly increases, from 75.7°F (24.3°C) in March, to a still moderately hot 82.6°F (28.1°C). Weather in April »

Weather in May

May, the last month of the spring, in Tempe, is a hot month, with temperature in the range of an average high of 90.1°F (32.3°C) and an average low of 67.1°F (19.5°C). In Tempe, the average high-temperature in May slightly increases, from a moderately hot 82.6°F (28.1°C) in April, to a tropical 90.1°F (32.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a sweltering month in Tempe, Arizona, with average temperature fluctuating between 101.8°F (38.8°C) and 75.7°F (24.3°C). In June, the average high-temperature rises, from a tropical 90.1°F (32.3°C) in May, to a sweltering 101.8°F (38.8°C). Weather in June »

Weather in July

July, the same as June, is another sweltering summer month in Tempe, Arizona, with average temperature varying between 83.7°F (28.7°C) and 102.6°F (39.2°C). With an average high-temperature of 102.6°F (39.2°C) and an average low-temperature of 83.7°F (28.7°C), July is the warmest month. The average relative humidity in Tempe is 29%. Weather in July »

Weather in August

The last month of the summer, August, is another very hot month in Tempe, Arizona, with average temperature ranging between min 84.4°F (29.1°C) and max 101.8°F (38.8°C). In Tempe, the average high-temperature is relatively the same as in July - a still sweltering 101.8°F (38.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a torrid month in Tempe, Arizona, with average temperature fluctuating between 95.9°F (35.5°C) and 77.9°F (25.5°C). In Tempe, the average high-temperature in September marginally drops, from a very hot 101.8°F (38.8°C) in August, to a still torrid 95.9°F (35.5°C). Weather in September »

Weather in October

October, like September, in Tempe, Arizona, is a moderately hot autumn month, with average temperature varying between 84.7°F (29.3°C) and 66.7°F (19.3°C). In Tempe, the average high-temperature in October decreases, from a torrid 95.9°F (35.5°C) in September, to a warm 84.7°F (29.3°C). Weather in October »

Weather in November

The last month of the autumn, November, is another warm month in Tempe, Arizona, with average temperature ranging between max 73.4°F (23°C) and min 55.8°F (13.2°C). In November, the average high-temperature decreases, from a warm 84.7°F (29.3°C) in October, to a still moderately hot 73.4°F (23°C). Weather in November »

Weather in December

The first month of the winter, December, is also an enjoyable month in Tempe, Arizona, with average temperature fluctuating between 47.3°F (8.5°C) and 62.8°F (17.1°C). With an average high-temperature of 62.8°F (17.1°C) and an average low-temperature of 47.3°F (8.5°C), December is the coldest month. Weather in December »
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FAQ

How much does it rain in Tempe?

Throughout the year, there are 57.7 rainfall days, and 7.72" (196mm) of precipitation is accumulated.

When is the highest UV index in Tempe?

Months with the highest UV index in Tempe, Arizona, are May through August, with an average maximum UV index of 8.

What is the least humid month in Tempe?

June is the least humid month in Tempe, with an average relative humidity of 16%.

What is the driest month in Tempe?

The month with the least rainfall in Tempe is June when the rain falls for 1 days and typically collects 0.08" (2mm) of precipitation.

When are the longest days in Tempe?

The month with the longest days in Tempe, Arizona, is June, with an average of 14.3h of daylight.

What is the month with the most sunshine in Tempe?

June and August, with an average of 12.1h of sunshine, are months with the most sunshine.

What is the warmest month in Tempe?

With an average high-temperature of 102.6°F (39.2°C) and an average low-temperature of 83.7°F (28.7°C), July is the warmest month.

What is the rainiest month in Tempe?

The month with the most rainfall in Tempe is July when the rain falls for 10.2 days and typically aggregates up to 1.14" (29mm) of precipitation.

What is the coldest month in Tempe?

With an average high-temperature of 62.8°F (17.1°C) and an average low-temperature of 47.3°F (8.5°C), December is the coldest month.

What is the most humid month in Tempe?

With an average relative humidity of 44%, December is the most humid month.

What is the month with the shortest days in Tempe?

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

What is the month with the least sunshine in Tempe?

With an average of 6.8h of sunshine, December has the least sunshine of the year.

When is the lowest UV index in Tempe?

With an average maximum UV index of 3, December is the month with the lowest UV index in Tempe.

Average temperature
Tempe, AZ

Average temperature - Tempe, AZ

The warmest month (with the highest average high temperature) is July (102.6°F).
The month with the lowest average high temperature is December (62.8°F).

The month with the highest average low temperature is August (84.4°F).
The coldest month (with the lowest average low temperature) is January (46.9°F).

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Average pressure
Tempe, AZ

Average pressure - Tempe, AZ

The month with the highest atmospheric pressure is January (30.09").
The month with the lowest atmospheric pressure is June (29.81").

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Average wind speed
Tempe, AZ

Average wind speed - Tempe, AZ

The windiest months (with the highest average wind speed) are April and May (6.3mph).
The calmest month (with the lowest average wind speed) is December (4.4mph).

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Average rainfall
Tempe, AZ

Average rainfall - Tempe, AZ

The wettest month (with the highest rainfall) is July (1.14").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days
Tempe, AZ

Average rainfall days - Tempe, AZ

The month with the highest number of rainy days is July (10.2 days).
The month with the least rainy days is June (1 days).

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Average daylight / Average sunshine
Tempe, AZ

Average daylight / Average sunshine - Tempe, AZ

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

Months with the most sunshine are June and August (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6.8h).

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Average sunshine days
Tempe, AZ

Average sunshine days - Tempe, AZ

The month with the most sunshine days is May (28.7 days).
The month with the least sunshine days is July (16.8 days).

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Average visibility
Tempe, AZ

Average visibility - Tempe, 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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