Climate and monthly weather forecast
Mount Lemmon, AZ

Mount Lemmon Ski Valley from atop the Mount Lemmon, Arizona
Mount Lemmon Ski Valley from atop the Mount Lemmon, Arizona

Weather in January

January, like December, is a frosty winter month in Mount Lemmon, Arizona, with an average temperature varying between 22.8°F (-5.1°C) and 49.3°F (9.6°C). In January, the average high-temperature is relatively the same as in December - a chilly 49.3°F (9.6°C). Weather in January »

Weather in February

February, the last month of the winter in Mount Lemmon, is also a frosty month, with an average temperature ranging between max 48.4°F (9.1°C) and min 21.7°F (-5.7°C). The coldest month is February, with an average high-temperature of 48.4°F (9.1°C) and an average low-temperature of 21.7°F (-5.7°C). Weather in February »

Weather in March

The first month of the spring, March, is a fresh month in Mount Lemmon, Arizona, with temperature in the range of an average low of 25.7°F (-3.5°C) and an average high of 52.9°F (11.6°C). In March, the average high-temperature is essentially the same as in February - a cool 52.9°F (11.6°C). Weather in March »

Weather in April

April in Mount Lemmon, Arizona, is a comfortable spring month, with an average temperature ranging between min 31.6°F (-0.2°C) and max 60.8°F (16°C). In Mount Lemmon, Arizona, the average high-temperature in April marginally rises from a fresh 52.9°F (11.6°C) in March to a comfortable 60.8°F (16°C). Weather in April »

Weather in May

May, the last month of the spring in Mount Lemmon, is an agreeable month, with an average temperature varying between 69.1°F (20.6°C) and 36.7°F (2.6°C). In May, the average high-temperature marginally rises from an enjoyable 60.8°F (16°C) in April to a pleasant 69.1°F (20.6°C). Weather in May »

Weather in June

June, the first month of the summer in Mount Lemmon, is a moderately hot month, with an average temperature varying between 44.4°F (6.9°C) and 76.5°F (24.7°C). The warmest months are June and July, with an average high-temperature of 76.5°F (24.7°C). Weather in June »

Weather in July

July, like June, in Mount Lemmon, Arizona, is a moderately hot summer month, with an average temperature ranging between min 49.8°F (9.9°C) and max 76.5°F (24.7°C). June and July, with an average high-temperature of 76.5°F (24.7°C), are the warmest months. Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Mount Lemmon, Arizona, with an average temperature ranging between max 73.6°F (23.1°C) and min 49.8°F (9.9°C). In August, the average high-temperature is essentially the same as in July - a still moderately hot 73.6°F (23.1°C). Weather in August »

Weather in September

September, the first month of the autumn in Mount Lemmon, is still a pleasant month, with an average temperature varying between 70.3°F (21.3°C) and 45.1°F (7.3°C). In September, the average high-temperature is relatively the same as in August - an agreeable 70.3°F (21.3°C). Weather in September »

Weather in October

October, like September, in Mount Lemmon, Arizona, is another enjoyable autumn month, with an average temperature varying between 61.7°F (16.5°C) and 36.3°F (2.4°C). In Mount Lemmon, the average high-temperature in October slightly decreases from a pleasant 70.3°F (21.3°C) in September to a comfortable 61.7°F (16.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Mount Lemmon, is another mild month, with an average temperature ranging between min 29.7°F (-1.3°C) and max 56.3°F (13.5°C). In November, the average high-temperature marginally drops from an enjoyable 61.7°F (16.5°C) in October to a mild 56.3°F (13.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cool month in Mount Lemmon, Arizona, with an average temperature varying between 50.5°F (10.3°C) and 24.3°F (-4.3°C). In Mount Lemmon, the average high-temperature in December marginally drops from a mild 56.3°F (13.5°C) in November to a cool 50.5°F (10.3°C). Weather in December »
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FAQ

How many days does it rain in Mount Lemmon?

In Mount Lemmon, during the entire year, the rain falls for 59 days and collects up to 29.57" (751mm) of precipitation.

When does it snow in Mount Lemmon?

Months with snowfall in Mount Lemmon, Arizona, are January through April, October through December.

How much does it snow in Mount Lemmon?

Throughout the year, 64.9" (1648.5mm) of snow is accumulated.

What is the month with the least sunshine in Mount Lemmon?

January and December, with an average of 7.8h of sunshine, are months with the least sunshine in Mount Lemmon, Arizona.

What is the coldest month in Mount Lemmon?

With an average high-temperature of 48.4°F (9.1°C) and an average low-temperature of 21.7°F (-5.7°C), February is the coldest month.

What is the snowiest month in Mount Lemmon?

February is the month with the most snowfall, with 20.4" (518.2mm) of accumulated snow.

What is the driest month in Mount Lemmon?

The month with the least rainfall in Mount Lemmon, Arizona, is May, when the rain falls for 2 days and typically collects 0.25" (6.4mm) of precipitation.

When it does not snow in Mount Lemmon?

May through September are months without snowfall.

What are the warmest months in Mount Lemmon?

Warmest months are June and July, with an average high-temperature of 76.5°F (24.7°C).

When are the longest days in Mount Lemmon?

With an average of 14h and 15min of daylight, June has the longest days of the year in Mount Lemmon, Arizona.

What month has the most sunshine in Mount Lemmon?

June has the most sunshine of the year in Mount Lemmon, with an average of 12.4h of sunshine.

What is the rainiest month in Mount Lemmon?

The month with the most rainfall in Mount Lemmon, Arizona, is August, when the rain falls for 11 days and typically aggregates up to 6.99" (177.5mm) of precipitation.

What is the month with the shortest days in Mount Lemmon?

With an average of 10h and 4min of daylight, December has the shortest days of the year.

Is there Daylight Saving Time (DST) in Mount Lemmon?

Mount Lemmon does not utilize Daylight Saving Time (DST). MST timezone is used over the entire year.

Average temperature
Mount Lemmon, AZ

Average temperature - Mount Lemmon, AZ

The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is February (48.3°F).

The months with the highest average low temperature are July and August (49.8°F).
The coldest month (with the lowest average low temperature) is February (21.8°F).

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Average rainfall
Mount Lemmon, AZ

Average rainfall - Mount Lemmon, AZ

The wettest month (with the highest rainfall) is August (7").
The driest month (with the least rainfall) is May (0.3").

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Average rainfall days
Mount Lemmon, AZ

Average rainfall days - Mount Lemmon, AZ

The month with the highest number of rainy days is August (11 days).
The months with the least rainy days are May and June (2 days).

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Average snowfall
Mount Lemmon, AZ

Average snowfall - Mount Lemmon, AZ

The month with the highest snowfall is February (20.4").
The months with the least snowfall are May, June, July, August and September (0").

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Average daylight / Average sunshine
Mount Lemmon, AZ

Average daylight / Average sunshine - Mount Lemmon, AZ

The month with the longest days is June (Average daylight: 14h and 15min).
The month with the shortest days is December (Average daylight: 10h and 4min).

The month with the most sunshine is June (Average sunshine: 12h and 24min).
The months with the least sunshine are January and December (Average sunshine: 7h and 48min).

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