Climate and monthly weather forecast
Highlands Ranch, CO

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Weather in January

January, the same as December, is an icy winter month in Highlands Ranch, Colorado, with an average temperature ranging between max 41.5°F (5.3°C) and min 21.7°F (-5.7°C). Highlands Ranch's average high-temperature in January is a still icy 41.5°F (5.3°C), marking an insignificant difference from the 41.2°F (5.1°C) of December. Weather in January »

Weather in February

February, the last month of the winter in Highlands Ranch, is also an icy month, with an average temperature fluctuating between 21.2°F (-6°C) and 41.5°F (5.3°C). The beginning of February is characterized by an average high temperature of a still cold 41.5°F (5.3°C), consistent with January's weather. Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Highlands Ranch, Colorado, with an average temperature varying between 29.7°F (-1.3°C) and 52.3°F (11.3°C). As February transitions into March, a change in temperatures is observed, with average highs moving from an icy 41.5°F (5.3°C) to a fresh 52.3°F (11.3°C). Weather in March »

Weather in April

April is a moderate spring month in Highlands Ranch, Colorado, with temperature in the range of an average low of 34.3°F (1.3°C) and an average high of 58.5°F (14.7°C). Highlands Ranch's April weather indicates a minor ascent in high-temperatures, adjusting from a cool 52.3°F (11.3°C) in March to a moderate 58.5°F (14.7°C). Weather in April »

Weather in May

May, the last month of the spring in Highlands Ranch, is a comfortable month, with an average temperature ranging between min 42.6°F (5.9°C) and max 67.3°F (19.6°C). May's onset brings a subtle temperature rise, moving from a refreshing 58.5°F (14.7°C) in April to an enjoyable 67.3°F (19.6°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Highlands Ranch, Colorado, with an average temperature ranging between min 54.1°F (12.3°C) and max 82°F (27.8°C). In June, the meteorological conditions markedly change with the average high-temperature ascending from an enjoyable 67.3°F (19.6°C) in May to a moderately hot 82°F (27.8°C). Weather in June »

Weather in July

July, like June, in Highlands Ranch, Colorado, is another warm summer month, with an average temperature varying between 85.6°F (29.8°C) and 58.6°F (14.8°C). July proves to be the warmest month, recording an average peak temperature of 85.6°F (29.8°C) and a minimum temperature of 58.6°F (14.8°C). For most parts of July, the heat index is estimated at a tropical 86°F (30°C). Weather in July »

Weather in August

August, the last month of the summer in Highlands Ranch, is also a moderately hot month, with an average temperature ranging between min 57.7°F (14.3°C) and max 84.4°F (29.1°C). Highlands Ranch's weather in August indicates an average high-temperature of a still moderately hot 84.4°F (29.1°C), nearly consistent with the 85.6°F (29.8°C) of July. Weather in August »

Weather in September

September, the first month of the autumn in Highlands Ranch, is still a warm month, with an average temperature fluctuating between 52.2°F (11.2°C) and 77.7°F (25.4°C). September brings a slight decrease in the average high-temperature, shifting from a warm 84.4°F (29.1°C) in August to a still moderately hot 77.7°F (25.4°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Highlands Ranch, Colorado, with temperature in the range of an average low of 38.3°F (3.5°C) and an average high of 62.2°F (16.8°C). The shift into October brings a noticeable decrease in the average high-temperature, falling from a warm 77.7°F (25.4°C) in September to an enjoyable 62.2°F (16.8°C). Weather in October »

Weather in November

The last month of the autumn, November, is another cool month in Highlands Ranch, Colorado, with an average temperature ranging between min 29.3°F (-1.5°C) and max 51.6°F (10.9°C). As October shifts into November, a slight alteration in temperatures is observed, with average highs reducing from an enjoyable 62.2°F (16.8°C) to a fresh 51.6°F (10.9°C). Weather in November »

Weather in December

December, the first month of the winter in Highlands Ranch, is also a wintry month, with temperature in the range of an average high of 41.2°F (5.1°C) and an average low of 20.7°F (-6.3°C). December brings the lowest temperatures, with an average high of 41.2°F (5.1°C) and an average low of 20.7°F (-6.3°C). Weather in December »
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the driest month?

January is the month with the least rainfall in Highlands Ranch. Rain falls for 1.5 days and accumulates 0.39" (10mm) of precipitation.

How much does it rain?

Throughout the year, in Highlands Ranch, there are 77.1 rainfall days, and 10.16" (258mm) of precipitation is accumulated.

When does it snow?

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

How much does it snow?

In Highlands Ranch, during the entire year, snow falls for 39.3 days and aggregates up to 33.43" (849mm) of snow.

What is the month with the lowest UV index?

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

What is the most humid month?

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

When does it snow the most?

The month with the most snowfall is February, when snow falls for 8.3 days and typically aggregates up to 5.75" (146mm) of snow.

What is the month with the least sunshine?

February has the least sunshine of the year, with an average of 6.8h of sunshine.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 wettest month?

The month with the most rainfall is May, when the rain falls for 11.6 days and typically aggregates up to 1.61" (41mm) of precipitation.

What is the least humid month?

The months with the lowest humidity in Highlands Ranch are June and August, with an average relative humidity of 42%.

When it does not snow?

In Highlands Ranch, snow does not fall in June through September.

When are the longest days in Highlands Ranch?

June has the longest days of the year, with an average of 14h and 54min of daylight.

What month has the most sunshine?

With an average of 11.9h of sunshine, June has the most sunshine of the year.

When is the highest UV index?

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

What are the warmest months?

With average high and low temperatures of 85.6°F (29.8°C) and 58.6°F (14.8°C) respectively, July is Highlands Ranch's warmest month.

What is the coldest month?

December, on average, is the coldest month, registering a high temperature of 41.2°F (5.1°C) and a low of 20.7°F (-6.3°C).

What is the month with the shortest days?

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

Average temperature
Highlands Ranch, CO

Average temperature - Highlands Ranch, CO

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is December (41.2°F).

The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is December (20.7°F).

Average pressure
Highlands Ranch, CO

Average pressure - Highlands Ranch, 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).

Average wind speed
Highlands Ranch, CO

Average wind speed - Highlands Ranch, CO

The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest months (with the lowest average wind speed) are August and September (6.4mph).

Average humidity
Highlands Ranch, CO

Average humidity - Highlands Ranch, CO

The month with the highest relative humidity is February (65%).
The months with the lowest relative humidity are June and August (42%).

Average rainfall
Highlands Ranch, CO

Average rainfall - Highlands Ranch, CO

The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is January (0.39").

Average rainfall days
Highlands Ranch, CO

Average rainfall days - Highlands Ranch, CO

The month with the highest number of rainy days is July (11.8 days).
The month with the least rainy days is January (1.5 days).

Average snowfall
Highlands Ranch, CO

Average snowfall - Highlands Ranch, CO

The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days
Highlands Ranch, CO

Average snowfall days - Highlands Ranch, CO

The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight / Average sunshine
Highlands Ranch, CO

Average daylight / Average sunshine - Highlands Ranch, 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 month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 48min).

Average sunshine days
Highlands Ranch, CO

Average sunshine days - Highlands Ranch, CO

The month with the most sunshine days is October (24.5 days).
The month with the least sunshine days is July (16.3 days).

Average UV index
Highlands Ranch, CO

Average UV index - Highlands Ranch, 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).

Average visibility
Highlands Ranch, CO

Average visibility - Highlands Ranch, 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).

Highlands Ranch, Colorado, USA

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