Climate and monthly weather forecast
Mack, CO

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Weather in January

January, the same as December, is an icy winter month in Mack, Colorado, with an average temperature fluctuating between 33.8°F (1°C) and 17.2°F (-8.2°C). Temperature readings reach their annual highs in January, averaging 33.8°F (1°C) and a minimum average of 17.2°F (-8.2°C). Weather in January »

Weather in February

The last month of the winter, February, is also an icy month in Mack, Colorado, with temperature in the range of an average low of 22.1°F (-5.5°C) and an average high of 37.9°F (3.3°C). In February, Mack notes an average high-temperature of a still cold 37.9°F (3.3°C), hardly different from the preceding month. Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Mack, Colorado, with temperature in the range of an average low of 31.5°F (-0.3°C) and an average high of 49.3°F (9.6°C). As February transitions into March, Mack sees a rise in the average high-temperature, moving from a cold 37.9°F (3.3°C) to a frosty 49.3°F (9.6°C). Weather in March »

Weather in April

April in Mack, Colorado, is a moderate spring month, with an average temperature varying between 37°F (2.8°C) and 57.4°F (14.1°C). The shift into April is marked by a modest rise in the average high-temperature, moving from March's chilly 49.3°F (9.6°C) to a mild 57.4°F (14.1°C). Weather in April »

Weather in May

May, the last month of the spring in Mack, is a pleasant month, with an average temperature varying between 68°F (20°C) and 44.2°F (6.8°C). The beginning of May marks a shift in the average high-temperature, moving from April's refreshing 57.4°F (14.1°C) to an agreeable 68°F (20°C). Weather in May »

Weather in June

June, the first month of the summer in Mack, is a warm month, with an average temperature ranging between max 81.5°F (27.5°C) and min 53.6°F (12°C). The arrival of June brings a change in Mack's weather, with average high-temperatures moving from May's pleasant 68°F (20°C) to a moderately hot 81.5°F (27.5°C). Weather in June »

Weather in July

July in Mack, Colorado, is a hot summer month, with an average temperature ranging between min 60.3°F (15.7°C) and max 86.2°F (30.1°C). July, noted for its average high-temperature of 86.2°F (30.1°C) and an average low-temperature of 60.3°F (15.7°C), is considered the warmest month. Weather in July »

Weather in August

August, the last month of the summer in Mack, is another warm month, with an average temperature varying between 58.6°F (14.8°C) and 83.7°F (28.7°C). During August, Mack observes a subtle ascent to a moderately hot 83.7°F (28.7°C) from July's 86.2°F (30.1°C) in the average high-temperature. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Mack, Colorado, with an average temperature fluctuating between 52.5°F (11.4°C) and 75.6°F (24.2°C). September's arrival subtly correlates with a reduction in the average high-temperature, down from 83.7°F (28.7°C) in August to a still warm 75.6°F (24.2°C). Weather in September »

Weather in October

October, like September, is another mild autumn month in Mack, Colorado, with an average temperature ranging between min 40.1°F (4.5°C) and max 59.9°F (15.5°C). October's arrival signals a distinct temperature shift, dropping from a warm 75.6°F (24.2°C) in September to a mild 59.9°F (15.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Mack, is another chilly month, with an average temperature ranging between min 29.8°F (-1.2°C) and max 47.3°F (8.5°C). The onset of November is marked by a decrease in temperature, transitioning from a refreshing 59.9°F (15.5°C) in October to a frosty 47.3°F (8.5°C). Weather in November »

Weather in December

December, the first month of the winter in Mack, is also an icy month, with temperature in the range of an average low of 19.9°F (-6.7°C) and an average high of 35.4°F (1.9°C). December's arrival coincides with a drop in the average high-temperature, decreasing from November's frosty 47.3°F (8.5°C) to an icy 35.4°F (1.9°C). Weather in December »
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Frequently asked questions

What is the coldest time of year in Mack?

January is the coldest month, with an average high-temperature of 33.8°F (1°C) and an average low-temperature of 17.2°F (-8.2°C).

What is the most humid month in Mack?

The most humid month is January, with an average relative humidity of 79%.

What is the driest month in Mack?

January is the month with the least rainfall. Rain falls for 7.3 days and accumulates 0.47" (12mm) of precipitation.

How many days does it rain in Mack?

In Mack, Colorado, during the entire year, the rain falls for 107.7 days and collects up to 9.33" (237mm) of precipitation.

When does it snow in Mack?

January through April, October through December are months with snowfall in Mack, Colorado.

How much does it snow in Mack?

Throughout the year, there are 30 snowfall days, and 13.03" (331mm) of snow is accumulated.

What is the month with the least sunshine in Mack?

January has the least sunshine of the year in Mack, Colorado, with an average of 6.3h of sunshine.

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

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

When is Daylight Saving Time (DST) in Mack?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Mack, Colorado, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.

When it does not snow in Mack?

In Mack, Colorado, snow does not fall in May through September.

What is the least humid month in Mack?

With an average relative humidity of 30%, June is the least humid month in Mack.

When are the longest days in Mack?

With an average of 14h and 54min of daylight, June has the longest days of the year in Mack, Colorado.

What month has the most sunshine in Mack?

With an average of 12h of sunshine, June has the most sunshine of the year.

What is the month with the highest UV index in Mack?

The months with the highest UV index in Mack are June through August, with an average maximum UV index of 6.

What time of the year is the hottest in Mack?

July stands out as Mack's warmest month, with temperatures ranging between an average high of 86.2°F (30.1°C) and a low of 60.3°F (15.7°C).

What is the wettest month in Mack?

October is the month with the most rainfall in Mack. Rain falls for 7 days and accumulates 1.02" (26mm) of precipitation.

What is the snowiest month in Mack?

December is the month with the most snowfall in Mack, Colorado. Snow falls for 6.7 days and accumulates 4.41" (112mm) of snow.

What is the month with the shortest days in Mack?

With an average of 9h and 30min of daylight, December has the shortest days of the year.

Average temperature
Mack, CO

Average temperature - Mack, CO

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (33.8°F).

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).

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Average pressure
Mack, CO

Average pressure - Mack, CO

The month with the highest atmospheric pressure is January (30.27"Hg).
The months with the lowest atmospheric pressure are May and June (29.89"Hg).

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Average wind speed
Mack, CO

Average wind speed - Mack, CO

The windiest month (with the highest average wind speed) is June (7.3mph).
The calmest month (with the lowest average wind speed) is January (4.2mph).

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Average rainfall
Mack, CO

Average rainfall - Mack, CO

The wettest month (with the highest rainfall) is October (1.02").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days
Mack, CO

Average rainfall days - Mack, CO

The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is November (5.6 days).

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Average snowfall
Mack, CO

Average snowfall - Mack, CO

The month with the highest snowfall is December (4.41").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Mack, CO

Average snowfall days - Mack, CO

The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Mack, CO

Average daylight / Average sunshine - Mack, CO

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 18min).

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Average sunshine days
Mack, CO

Average sunshine days - Mack, CO

The month with the most sunshine days is November (22.1 days).
The month with the least sunshine days is July (11.6 days).

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Average UV index
Mack, CO

Average UV index - Mack, CO

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Mack, CO

Average visibility - Mack, CO

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).

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Mack, Colorado, USA

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