Climate and monthly weather forecast
Greeley, CO

Weather in January

January, like December, in Greeley, Colorado, is a wintry winter month, with an average temperature varying between 40.8°F (4.9°C) and 22.1°F (-5.5°C). In Greeley, the average high-temperature in January is practically the same as in December - a still wintry 40.8°F (4.9°C). Weather in January »

Weather in February

February, the last month of the winter in Greeley, is also a wintry month, with an average temperature varying between 22.5°F (-5.3°C) and 42.3°F (5.7°C). In February, the average high-temperature is almost the same as in January - a still cold 42.3°F (5.7°C). Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Greeley, Colorado, with an average temperature fluctuating between 32.7°F (0.4°C) and 54.9°F (12.7°C). In March, the average high-temperature rises from a cold 42.3°F (5.7°C) in February to a cool 54.9°F (12.7°C). Weather in March »

Weather in April

April is an enjoyable spring month in Greeley, Colorado, with temperature in the range of an average low of 38.1°F (3.4°C) and an average high of 61.2°F (16.2°C). In April, the average high-temperature slightly increases from a cool 54.9°F (12.7°C) in March to a comfortable 61.2°F (16.2°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Greeley, Colorado, with an average temperature fluctuating between 69.3°F (20.7°C) and 46°F (7.8°C). In Greeley, the average high-temperature in May marginally rises from a comfortable 61.2°F (16.2°C) in April to an agreeable 69.3°F (20.7°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Greeley, Colorado, with temperature in the range of an average high of 84.2°F (29°C) and an average low of 57.4°F (14.1°C). In June, the average high-temperature significantly increases from an agreeable 69.3°F (20.7°C) in May to a moderately hot 84.2°F (29°C). Weather in June »

Weather in July

July in Greeley, Colorado, is a tropical summer month, with an average temperature fluctuating between 89.1°F (31.7°C) and 62.1°F (16.7°C). The warmest month is July, with an average high-temperature of 89.1°F (31.7°C) and an average low-temperature of 62.1°F (16.7°C). In July, the average heat index is appraised at a hot 91.4°F (33°C). Weather in July »

Weather in August

August, the last month of the summer in Greeley, is another hot month, with an average temperature varying between 59.2°F (15.1°C) and 87.8°F (31°C). In Greeley, Colorado, the average high-temperature in August is essentially the same as in July - a still tropical 87.8°F (31°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Greeley, Colorado, with an average temperature ranging between min 53.8°F (12.1°C) and max 79.7°F (26.5°C). In September, the average high-temperature slightly decreases from a tropical 87.8°F (31°C) in August to a warm 79.7°F (26.5°C). Weather in September »

Weather in October

October, like September, in Greeley, Colorado, is another enjoyable autumn month, with an average temperature ranging between min 40.3°F (4.6°C) and max 62.6°F (17°C). In October, the average high-temperature declines considerably from a moderately hot 79.7°F (26.5°C) in September to a comfortable 62.6°F (17°C). Weather in October »

Weather in November

November, the last month of the autumn in Greeley, is also a fresh month, with temperature in the range of an average low of 30.2°F (-1°C) and an average high of 51.1°F (10.6°C). In November, the average high-temperature decreases from a comfortable 62.6°F (17°C) in October to a cool 51.1°F (10.6°C). Weather in November »

Weather in December

December, the first month of the winter in Greeley, is still a cold month, with an average temperature ranging between min 20.1°F (-6.6°C) and max 38.3°F (3.5°C). December is the coldest month, with an average high-temperature of 38.3°F (3.5°C) and an average low-temperature of 20.1°F (-6.6°C). Weather in December »
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FAQ

What is the most humid month in Greeley?

The months with the highest humidity are January and December, with an average relative humidity of 64%.

How much does it rain in Greeley?

In Greeley, during the entire year, the rain falls for 71.4 days and collects up to 7.6" (193mm) of precipitation.

When does it snow in Greeley?

Months with snowfall are January through May, October through December.

How many days does it snow in Greeley?

In Greeley, Colorado, during the entire year, snow falls for 26.6 days and aggregates up to 13.62" (346mm) of snow.

When is the lowest UV index in Greeley?

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

What is the snowiest month in Greeley?

The month with the most snowfall is February, when snow falls for 5.7 days and typically aggregates up to 2.36" (60mm) of snow.

What is the month with the least sunshine in Greeley?

The months with the least sunshine in Greeley, Colorado, are February and December, with an average of 6.6h of sunshine.

When is Daylight Saving Time (DST) in Greeley?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts in Greeley, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from MDT to MST.

What is the wettest month in Greeley?

The month with the most rainfall in Greeley, Colorado, is May, when the rain falls for 10.2 days and typically aggregates up to 1.61" (41mm) of precipitation.

When it does not snow in Greeley?

June through September are months without snowfall in Greeley.

When are the longest days in Greeley?

June has the longest days of the year in Greeley, Colorado, with an average of 15h and 1min of daylight.

What month has the most sunshine in Greeley?

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

When is the highest UV index in Greeley?

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

What is the warmest month in Greeley?

July is the warmest month in Greeley, with an average high-temperature of 89.1°F (31.7°C) and an average low-temperature of 62.1°F (16.7°C).

What is the least humid month in Greeley?

August and September, with an average relative humidity of 44%, are the least humid months in Greeley.

What is the coldest month in Greeley?

With an average high-temperature of 38.3°F (3.5°C) and an average low-temperature of 20.1°F (-6.6°C), December is the coldest month.

What is the driest month in Greeley?

December is the month with the least rainfall in Greeley. Rain falls for 1.7 days and accumulates 0.2" (5mm) of precipitation.

What is the month with the shortest days in Greeley?

With an average of 9h and 20min of daylight, December has the shortest days of the year in Greeley, Colorado.

Average temperature
Greeley, CO

Average temperature - Greeley, CO

The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is December (38.3°F).

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is December (20.1°F).

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Average pressure
Greeley, CO

Average pressure - Greeley, CO

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed
Greeley, CO

Average wind speed - Greeley, CO

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is December (6mph).

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Average humidity
Greeley, CO

Average humidity - Greeley, CO

The months with the highest relative humidity are January and December (64%).
The months with the lowest relative humidity are August and September (44%).

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Average rainfall
Greeley, CO

Average rainfall - Greeley, CO

The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is December (0.2").

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Average rainfall days
Greeley, CO

Average rainfall days - Greeley, CO

The month with the highest number of rainy days is July (11.4 days).
The month with the least rainy days is November (1.6 days).

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Average snowfall
Greeley, CO

Average snowfall - Greeley, CO

The month with the highest snowfall is February (2.36").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Greeley, CO

Average snowfall days - Greeley, CO

The month with the highest number of snowfall days is February (5.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Greeley, CO

Average daylight / Average sunshine - Greeley, CO

The month with the longest days is June (Average daylight: 15h and 1min).
The month with the shortest days is December (Average daylight: 9h and 20min).

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are February and December (Average sunshine: 6h and 36min).

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Average sunshine days
Greeley, CO

Average sunshine days - Greeley, CO

The month with the most sunshine days is December (25.9 days).
The month with the least sunshine days is July (16.7 days).

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Average UV index
Greeley, CO

Average UV index - Greeley, 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
Greeley, CO

Average visibility - Greeley, CO

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

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