Tucson
Arizona, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Tucson, AZ

Sunset in downtown Tucson, Arizona, with a skyline and a sentinel peak in the distance
Sunset in downtown Tucson, Arizona, with a skyline and a sentinel peak in the distance
January, the same as December, is another comfortable winter month in Tucson, Arizona, with temperature in the range of an average high of 65.5°F (18.6°C) and an average low of 39.7°F (4.3°C). In January, the average high-temperature is relatively the same as in December - a still comfortable 65.5°F (18.6°C). Weather in January »
February, the last month of the winter, in Tucson, is an agreeable month, with average temperature fluctuating between 42.3°F (5.7°C) and 68.5°F (20.3°C). In Tucson, the average high-temperature in February is essentially the same as in January - an agreeable 68.5°F (20.3°C). Weather in February »

March, the first month of the spring, in Tucson, is a moderately hot month, with average temperature ranging between min 46.2°F (7.9°C) and max 74.1°F (23.4°C). In Tucson, the average high-temperature in March marginally rises, from a pleasant 68.5°F (20.3°C) in February, to a warm 74.1°F (23.4°C). Weather in March »

April, like March, in Tucson, Arizona, is a moderately hot spring month, with average temperature fluctuating between 82°F (27.8°C) and 52°F (11.1°C). In April, the average high-temperature marginally rises, from 74.1°F (23.4°C) in March, to a still warm 82°F (27.8°C). Weather in April »

The last month of the spring, May, is a hot month in Tucson, Arizona, with average temperature ranging between max 91.6°F (33.1°C) and min 60.4°F (15.8°C). In May, the average high-temperature rises, from a warm 82°F (27.8°C) in April, to a tropical 91.6°F (33.1°C). Weather in May »

The first month of the summer, June, is a torrid month in Tucson, Arizona, with average temperature varying between 69.3°F (20.7°C) and 100.2°F (37.9°C). June is the warmest month, with an average high-temperature of 100.2°F (37.9°C) and an average low-temperature of 69.3°F (20.7°C). Weather in June »

July, the same as June, is a very hot summer month in Tucson, Arizona, with average temperature varying between 99.7°F (37.6°C) and 74.5°F (23.6°C). In Tucson, the average high-temperature in July is almost the same as in June - a still very hot 99.7°F (37.6°C). Weather in July »

August, the last month of the summer, in Tucson, is another very hot month, with average temperature ranging between max 97.3°F (36.3°C) and min 73.2°F (22.9°C). In Tucson, the average high-temperature is relatively the same as in July - a still torrid 97.3°F (36.3°C). Weather in August »

The first month of the autumn, September, is still a tropical month in Tucson, Arizona, with average temperature ranging between max 94.5°F (34.7°C) and min 68.5°F (20.3°C). In September, the average high-temperature is relatively the same as in August - a hot 94.5°F (34.7°C). Weather in September »

October, the same as September, is another warm autumn month in Tucson, Arizona, with average temperature fluctuating between 57.4°F (14.1°C) and 84.7°F (29.3°C). In October, the average high-temperature drops, from a tropical 94.5°F (34.7°C) in September, to a warm 84.7°F (29.3°C). Weather in October »

The last month of the autumn, November, is another warm month in Tucson, Arizona, with average temperature fluctuating between 73.6°F (23.1°C) and 46°F (7.8°C). In November, the average high-temperature decreases, from a moderately hot 84.7°F (29.3°C) in October, to a still warm 73.6°F (23.1°C). Weather in November »

December, the first month of the winter, in Tucson, is also an enjoyable month, with average temperature ranging between max 64.8°F (18.2°C) and min 39°F (3.9°C). December is the coldest month, with an average high-temperature of 64.8°F (18.2°C) and an average low-temperature of 39°F (3.9°C). Weather in December »

How many days does it rain in Tucson?

Throughout the year, in Tucson, Arizona, there are 52.9 rainfall days, and 11.6" (294.4mm) of precipitation is accumulated.

When does it snow in Tucson?

Months with snowfall in Tucson are January, February and December.

How much does it snow in Tucson?

In Tucson, during the entire year, snow falls for 0.5 days, and aggregates up to 0.6" (15.2mm) of snow.

When does it snow the most in Tucson?

The month with the most snowfall is January when snow falls for 0.2 days and typically aggregates up to 0.3" (7.6mm) of snow.

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

May through August, with an average maximum UV index of 11, are months with the highest UV index in Tucson, Arizona.

What is the warmest month in Tucson?

With an average high-temperature of 100.2°F (37.9°C) and an average low-temperature of 69.3°F (20.7°C), June is the warmest month.

What is the least humid month in Tucson?

The least humid month is June, with an average relative humidity of 21.1%.

What is the driest month in Tucson?

June is the month with the least rainfall in Tucson, Arizona. Rain falls for 1.7 days and accumulates 0.2" (5.1mm) of precipitation.

When are the longest days in Tucson?

The month with the longest days in Tucson, Arizona, is June, with an average of 14.2h of daylight.

What month has the most sunshine in Tucson?

June has the most sunshine of the year, with an average of 13.2h of sunshine.

What is the rainiest month in Tucson?

The month with the most rainfall in Tucson is August when the rain falls for 9.7 days and typically aggregates up to 2.4" (60.7mm) of precipitation.

What is the coldest month in Tucson?

The coldest month is December, with an average high-temperature of 64.8°F (18.2°C) and an average low-temperature of 39°F (3.9°C).

What is the most humid month in Tucson?

With an average relative humidity of 50%, December is the most humid month.

What is the month with the shortest days in Tucson?

With an average of 10.1h of daylight, December has the shortest days of the year.

What is the month with the least sunshine in Tucson?

The month with the least sunshine is December, with an average of 7.9h of sunshine.

What is the month with the lowest UV index in Tucson?

With an average maximum UV index of 3, December is the month with the lowest UV index.
Average temperature - Tucson, AZ
Average humidity - Tucson, AZ
Average rainfall - Tucson, AZ

The wettest month (with the highest rainfall) is August (60.7mm).
The driest month (with the lowest rainfall) is June (5.1mm).

Average rainfall days - Tucson, AZ

The month with the highest number of rainy days is July (9.8 days).
The month with the lowest number of rainy days is June (1.7 days).

Average snowfall - Tucson, AZ

The month with the highest snowfall is January (7.6mm).
Months with the lowest snowfall are March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days - Tucson, AZ

Months with the highest number of snowfall days are January and February (0.2 days).
Months with the lowest number of snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average daylight / Average sunshine - Tucson, AZ

The month with the longest days is June (Average daylight: 14.2h).
The month with shortest days is December (Average daylight: 10.1h).

The month with most sunshine is June (Average sunshine: 13.2h).
The month with least sunshine is December (Average sunshine: 7.9h).