Climate and monthly weather forecast
Gunnison, CO

Weather in January

January, like December, is a freezing cold winter month in Gunnison, Colorado, with temperature in the range of an average high of 26.4°F (-3.1°C) and an average low of 1.9°F (-16.7°C). January is the coldest month, with an average high-temperature of 26.4°F (-3.1°C) and an average low-temperature of 1.9°F (-16.7°C). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Gunnison, Colorado, with temperature in the range of an average low of 3.6°F (-15.8°C) and an average high of 27.7°F (-2.4°C). In February, the average high-temperature is essentially the same as in January - a still subzero cold 27.7°F (-2.4°C). Weather in February »

Weather in March

The first month of the spring, March, is a cold month in Gunnison, Colorado, with an average temperature fluctuating between 35.2°F (1.8°C) and 12.4°F (-10.9°C). In Gunnison, the average high-temperature in March slightly increases from a subzero cold 27.7°F (-2.4°C) in February to a cold 35.2°F (1.8°C). Weather in March »

Weather in April

April is a frosty spring month in Gunnison, Colorado, with an average temperature varying between 44.4°F (6.9°C) and 22.6°F (-5.2°C). In April, the average high-temperature increases from a cold 35.2°F (1.8°C) in March to a chilly 44.4°F (6.9°C). Weather in April »

Weather in May

The last month of the spring, May, is a moderate month in Gunnison, Colorado, with temperature in the range of an average high of 56.8°F (13.8°C) and an average low of 30.4°F (-0.9°C). In Gunnison, the average high-temperature in May increases from a chilly 44.4°F (6.9°C) in April to a mild 56.8°F (13.8°C). Weather in May »

Weather in June

June, the first month of the summer in Gunnison, is an agreeable month, with an average temperature varying between 38.3°F (3.5°C) and 71.2°F (21.8°C). In Gunnison, the average high-temperature in June soars, from a moderate 56.8°F (13.8°C) in May, to a pleasant 71.2°F (21.8°C). Weather in June »

Weather in July

July in Gunnison, Colorado, is a warm summer month, with temperature in the range of an average high of 75.6°F (24.2°C) and an average low of 44.1°F (6.7°C). With an average high-temperature of 75.6°F (24.2°C) and an average low-temperature of 44.1°F (6.7°C), July is the warmest month. Weather in July »

Weather in August

August, the last month of the summer in Gunnison, is another pleasant month, with an average temperature ranging between min 42.1°F (5.6°C) and max 73.2°F (22.9°C). In August, the average high-temperature is practically the same as in July - an agreeable 73.2°F (22.9°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a comfortable month in Gunnison, Colorado, with an average temperature fluctuating between 37.9°F (3.3°C) and 66.6°F (19.2°C). In Gunnison, the average high-temperature in September marginally drops from a pleasant 73.2°F (22.9°C) in August to a comfortable 66.6°F (19.2°C). Weather in September »

Weather in October

October, like September, in Gunnison, Colorado, is another fresh autumn month, with an average temperature varying between 26.8°F (-2.9°C) and 52.2°F (11.2°C). In October, the average high-temperature plummets from a comfortable 66.6°F (19.2°C) in September to a fresh 52.2°F (11.2°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cold month in Gunnison, Colorado, with temperature in the range of an average low of 15.8°F (-9°C) and an average high of 39°F (3.9°C). In November, the average high-temperature decreases from a cool 52.2°F (11.2°C) in October to a cold 39°F (3.9°C). Weather in November »

Weather in December

December, the first month of the winter in Gunnison, is still a freezing cold month, with an average temperature varying between 3.9°F (-15.6°C) and 27.3°F (-2.6°C). In Gunnison, the average high-temperature in December decreases from a wintry 39°F (3.9°C) in November to a subzero cold 27.3°F (-2.6°C). Weather in December »
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FAQ

What is the coldest month in Gunnison?

With an average high-temperature of 26.4°F (-3.1°C) and an average low-temperature of 1.9°F (-16.7°C), January is the coldest month.

How much does it rain in Gunnison?

Throughout the year, there are 83.5 rainfall days, and 9.33" (237mm) of precipitation is accumulated.

When does it snow in Gunnison?

January through June, August, October through December are months with snowfall in Gunnison.

How many days does it snow in Gunnison?

Throughout the year, there are 77.9 snowfall days, and 41.65" (1058mm) of snow is accumulated.

When is the lowest UV index in Gunnison?

The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 2.

What is the most humid month in Gunnison?

February is the most humid month in Gunnison, Colorado, with an average relative humidity of 88%.

What is the snowiest month in Gunnison?

The month with the most snowfall is February, when snow falls for 12.8 days and typically aggregates up to 6.97" (177mm) of snow.

What is the month with the least sunshine in Gunnison?

The month with the least sunshine in Gunnison, Colorado, is February, with an average of 6.3h of sunshine.

When is Daylight Saving Time (DST) in Gunnison?

On Sunday, March 12. 2023, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 5. 2023, at 2:00 am, and the time zone reverts from MDT to MST.

What is the least humid month in Gunnison?

The least humid month in Gunnison is June, with an average relative humidity of 44%.

When are the longest days in Gunnison?

June has the longest days of the year, with an average of 14h and 49min of daylight.

What month has the most sunshine in Gunnison?

The month with the most sunshine in Gunnison is June, with an average of 11.9h of sunshine.

What is the warmest month in Gunnison?

With an average high-temperature of 75.6°F (24.2°C) and an average low-temperature of 44.1°F (6.7°C), July is the warmest month in Gunnison.

What is the wettest month in Gunnison?

July is the month with the most rainfall in Gunnison. Rain falls for 15.3 days and accumulates 1.3" (33mm) of precipitation.

When it does not snow in Gunnison?

In Gunnison, snow does not fall in July and September.

When is the highest UV index in Gunnison?

With an average maximum UV index of 5, July is the month with the highest UV index in Gunnison.

What is the driest month in Gunnison?

September and November are months with the least rain in Gunnison, Colorado, when the rain falls for 8.1 days and typically aggregates up to 0.55" (14mm) of rain.

What is the month with the shortest days in Gunnison?

December has the shortest days of the year in Gunnison, Colorado, with an average of 9h and 32min of daylight.

Average temperature
Gunnison, CO

Average temperature - Gunnison, CO

The warmest month (with the highest average high temperature) is July (75.6°F).
The month with the lowest average high temperature is January (26.4°F).

The month with the highest average low temperature is July (44.1°F).
The coldest month (with the lowest average low temperature) is January (1.9°F).

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Average pressure
Gunnison, CO

Average pressure - Gunnison, CO

The month with the highest atmospheric pressure is January (30.23"Hg).
The months with the lowest atmospheric pressure are April and May (29.94"Hg).

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Average wind speed
Gunnison, CO

Average wind speed - Gunnison, CO

The windiest months (with the highest average wind speed) are May and June (6.3mph).
The calmest months (with the lowest average wind speed) are January and December (4.5mph).

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Average rainfall
Gunnison, CO

Average rainfall - Gunnison, CO

The wettest month (with the highest rainfall) is July (1.3").
The driest months (with the least rainfall) are September and November (0.55").

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Average rainfall days
Gunnison, CO

Average rainfall days - Gunnison, CO

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (2.5 days).

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Average snowfall
Gunnison, CO

Average snowfall - Gunnison, CO

The month with the highest snowfall is February (6.97").
The months with the least snowfall are July and September (0").

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Average snowfall days
Gunnison, CO

Average snowfall days - Gunnison, CO

The month with the highest number of snowfall days is February (12.8 days).
The month with the least snowfall days is July (0 days).

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Average daylight / Average sunshine
Gunnison, CO

Average daylight / Average sunshine - Gunnison, CO

The month with the longest days is June (Average daylight: 14h and 49min).
The month with the shortest days is December (Average daylight: 9h and 32min).

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 18min).

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Average sunshine days
Gunnison, CO

Average sunshine days - Gunnison, CO

The months with the most sunshine days are October and November (21.2 days).
The month with the least sunshine days is July (9.7 days).

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Average UV index
Gunnison, CO

Average UV index - Gunnison, CO

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

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Average visibility
Gunnison, CO

Average visibility - Gunnison, CO

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).

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