Climate and monthly weather forecast
Southglenn, CO

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Weather in January

January, the same as December, is another cold winter month in Southglenn, Colorado, with an average temperature ranging between min 22.1°F (-5.5°C) and max 42.1°F (5.6°C). As January takes its course, Southglenn's average high-temperature registers at a still icy 42.1°F (5.6°C), closely aligning with the preceding month. Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Southglenn, Colorado, with temperature in the range of an average low of 21.6°F (-5.8°C) and an average high of 42.1°F (5.6°C). With the onset of February, the average high-temperature stands at a still wintry 42.1°F (5.6°C), in line with the previous month's conditions. Weather in February »

Weather in March

The first month of the spring, March, is a fresh month in Southglenn, Colorado, with temperature in the range of an average high of 53.2°F (11.8°C) and an average low of 30.7°F (-0.7°C). Noticing a change, the average high-temperature during March moves from February's icy 42.1°F (5.6°C) to a cool 53.2°F (11.8°C). Weather in March »

Weather in April

April in Southglenn, Colorado, is a moderate spring month, with an average temperature fluctuating between 59.2°F (15.1°C) and 34.9°F (1.6°C). The shift into April is accompanied by a modest temperature increase, with the average high-temperature edging up from a cool 53.2°F (11.8°C) in March to a refreshing 59.2°F (15.1°C). Weather in April »

Weather in May

May, the last month of the spring in Southglenn, is a comfortable month, with an average temperature ranging between max 67.8°F (19.9°C) and min 43.3°F (6.3°C). Southglenn's weather in May shows a minor rise in the average high-temperature, moving slightly up from April's moderate 59.2°F (15.1°C) to a still refreshing 67.8°F (19.9°C). Weather in May »

Weather in June

June, the first month of the summer in Southglenn, is a warm month, with an average temperature fluctuating between 82.6°F (28.1°C) and 55°F (12.8°C). June marks a distinct rise in the average high-temperature, ascending from May's enjoyable 67.8°F (19.9°C) to a moderately hot 82.6°F (28.1°C). Weather in June »

Weather in July

July in Southglenn, Colorado, is a hot summer month, with temperature in the range of an average high of 86.2°F (30.1°C) and an average low of 59.7°F (15.4°C). Southglenn reaches its highest average temperatures in July, measuring 86.2°F (30.1°C) at the peak and 59.7°F (15.4°C) at the lowest. For July, the heat index is computed to be a tropical 86°F (30°C). Weather in July »

Weather in August

August, the last month of the summer in Southglenn, is another warm month, with an average temperature fluctuating between 85.1°F (29.5°C) and 58.8°F (14.9°C). The shift into August finds Southglenn at an average high-temperature of a moderately hot 85.1°F (29.5°C), closely comparable to July's conditions. Weather in August »

Weather in September

September, the first month of the autumn in Southglenn, is also a moderately hot month, with temperature in the range of an average low of 52.7°F (11.5°C) and an average high of 78.1°F (25.6°C). A subtle shift in Southglenn's weather is observed as August turns into September, with the average high temperature reducing from a warm 85.1°F (29.5°C) to a still moderately hot 78.1°F (25.6°C). Weather in September »

Weather in October

October, like September, in Southglenn, Colorado, is another enjoyable autumn month, with an average temperature ranging between min 39.2°F (4°C) and max 62.6°F (17°C). With the onset of October, Southglenn's average high-temperature experiences a noticeable drop, receding from September's moderately hot 78.1°F (25.6°C) to an enjoyable 62.6°F (17°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Southglenn, Colorado, with an average temperature fluctuating between 52°F (11.1°C) and 30.2°F (-1°C). The arrival of November indicates a decrease in the average high-temperature, moving from a refreshing 62.6°F (17°C) in October to a fresh 52°F (11.1°C). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Southglenn, Colorado, with an average temperature fluctuating between 41°F (5°C) and 21°F (-6.1°C). In Southglenn, Colorado, the lowest temperatures are generally noted in December, averaging a high of 41°F (5°C) and a low of 21°F (-6.1°C). Weather in December »
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Frequently asked questions

What is the driest month in Southglenn?

January and December are months with the least rain when the rain falls for 2.3 days and typically aggregates up to 0.08" (2mm) of rain.

How many days does it rain in Southglenn?

In Southglenn, Colorado, during the entire year, the rain falls for 50.6 days and collects up to 2.91" (74mm) of precipitation.

When does it snow in Southglenn?

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

How much does it snow in Southglenn?

Throughout the year, in Southglenn, Colorado, there are 21 snowfall days, and 7.91" (201mm) of snow is accumulated.

When is the lowest UV index in Southglenn?

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

What is the most humid month in Southglenn?

The most humid month is February, with an average relative humidity of 65%.

What is the month with the least sunshine in Southglenn?

February has the least sunshine of the year in Southglenn, Colorado, with an average of 6.9h of sunshine.

What is the snowiest month in Southglenn?

The month with the most snowfall in Southglenn is March, when snow falls for 2.9 days and typically aggregates up to 1.42" (36mm) of snow.

When is Daylight Saving Time (DST) in Southglenn?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Southglenn, 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.

What is the least humid month in Southglenn?

The months with the lowest humidity are June and August, with an average relative humidity of 41%.

When it does not snow in Southglenn?

In Southglenn, snow does not fall in June through September.

When are the longest days in Southglenn?

The month with the longest days in Southglenn is June, with an average of 14h and 54min of daylight.

What are the months with the most sunshine in Southglenn?

The months with the most sunshine in Southglenn, Colorado, are June and July, with an average of 11.9h of sunshine.

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

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

What is the hottest time of year in Southglenn?

Southglenn's July weather, marked by an average high temperature of 86.2°F (30.1°C) and an average low temperature of 59.7°F (15.4°C), is the warmest in the year.

What is the rainiest month in Southglenn?

The month with the most rainfall is July, when the rain falls for 8.3 days and typically aggregates up to 0.51" (13mm) of precipitation.

What is the coldest time of year in Southglenn?

December, with its high-temperature average of 41°F (5°C) and a low-temperature average of 21°F (-6.1°C), is the coldest month.

What is the month with the shortest days in Southglenn?

December has the shortest days of the year, with an average of 9h and 24min of daylight.

Average temperature
Southglenn, CO

Average temperature - Southglenn, CO

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is December (41°F).

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is December (21°F).

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Average pressure
Southglenn, CO

Average pressure - Southglenn, CO

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are April and June (29.91"Hg).

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Average wind speed
Southglenn, CO

Average wind speed - Southglenn, CO

The windiest month (with the highest average wind speed) is April (7.2mph).
The calmest months (with the lowest average wind speed) are August, September and December (6.2mph).

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Average humidity
Southglenn, CO

Average humidity - Southglenn, CO

The month with the highest relative humidity is February (65%).
The months with the lowest relative humidity are June and August (41%).

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Average rainfall
Southglenn, CO

Average rainfall - Southglenn, CO

The wettest month (with the highest rainfall) is July (0.51").
The driest months (with the least rainfall) are January and December (0.08").

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Average rainfall days
Southglenn, CO

Average rainfall days - Southglenn, CO

The month with the highest number of rainy days is July (8.3 days).
The month with the least rainy days is November (1.7 days).

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Average snowfall
Southglenn, CO

Average snowfall - Southglenn, CO

The month with the highest snowfall is March (1.42").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days
Southglenn, CO

Average snowfall days - Southglenn, CO

The month with the highest number of snowfall days is February (4.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight / Average sunshine
Southglenn, CO

Average daylight / Average sunshine - Southglenn, 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 24min).

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

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Average sunshine days
Southglenn, CO

Average sunshine days - Southglenn, CO

The month with the most sunshine days is December (28.3 days).
The month with the least sunshine days is July (19.7 days).

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Average UV index
Southglenn, CO

Average UV index - Southglenn, 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
Southglenn, CO

Average visibility - Southglenn, 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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Southglenn, Colorado, USA

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