June weather forecast
Denver, CO

The colorful sky above the sunlit Denver city, Colorado in autumn
The colorful sky above the sunlit Denver city, Colorado in autumn

Weather in June

The first month of the summer, June, is a warm month in Denver, Colorado, with an average temperature varying between 54.5°F (12.5°C) and 81°F (27.2°C).

Temperature

In June, the average high-temperature increases considerably from an enjoyable 65.8°F (18.8°C) in May to a moderately hot 81°F (27.2°C). In June, in Denver, Colorado, the average low-temperature is 54.5°F (12.5°C).

Heat index

In June, the average heat index is calculated to be 80.8°F (27.1°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'apparent temperature', 'felt air temperature', or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This effect is individual, with diverse people perceiving weather differently for numerous reasons (pregnancy, wind, metabolic differences), and activity. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The least humid month is June, with an average relative humidity of 41%.

Rainfall

In Denver, during 13.9 rainfall days, 1.34" (34mm) of precipitation is typically accumulated. In Denver, Colorado, during the entire year, the rain falls for 119.5 days and collects up to 12.95" (329mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

With an average of 14h and 56min of daylight, June has the longest days of the year.
On the first day of June, sunrise is at 5:33 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:32 pm MDT.

Sunshine

The months with the most sunshine in Denver are June through August, with an average of 11.8h of sunshine.

UV index

June and July, with an average maximum UV index of 6, are months with the highest UV index in Denver. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 6 in June interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in June in Denver?

The average high-temperature, in June, in Denver, Colorado, is 81°F (27.2°C), while the average low-temperature is 54.5°F (12.5°C). In June, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 80.8°F (27.1°C).

What is the least humid month in Denver?

With an average relative humidity of 41%, June is the least humid month in Denver.

What is the average humidity in June in Denver?

In June, the average relative humidity in Denver is 41%.

How much does it rain in Denver in June?

In Denver, Colorado, during June, the rain falls for 13.9 days and regularly aggregates up to 1.34" (34mm) of precipitation.

When it does not snow in Denver?

June through September are months without snowfall in Denver.

Does it snow in Denver in June?

In June, it doesn't snow. May is the latest month when it typically snows.

When are the longest days in Denver?

With an average of 14h and 56min of daylight, June has the longest days of the year.

How many hours of daylight does Denver have in June?

In June, the average day length in Denver, Colorado, is 14h and 56min.

When is the sunrise / sunset in June in Denver?

On the first day of June in Denver, Colorado, sunrise is at 5:33 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:32 pm MDT.

What are the months with the most sunshine in Denver?

June through August, with an average of 11.8h of sunshine, are months with the most sunshine in Denver.

How long on average sun shines in June in Denver?

The average sunshine duration in June in Denver is 11.8h.

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

June and July, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index reading in June in Denver?

The average daily maximum UV index in June in Denver, Colorado, is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Denver, CO

Average temperature in June - Denver, CO
  • Average high temperature in June: 81°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is December (39.9°F).

  • Average low temperature in June: 54.5°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is December (20.7°F).

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Average pressure in June
Denver, CO

Average pressure in June - Denver, CO
  • Average pressure in June: 29.92"Hg

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

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Average wind speed in June
Denver, CO

Average wind speed in June - Denver, CO
  • Average wind speed in June: 6.1mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest months (with the lowest average wind speed) are August and September (5.7mph).

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Average humidity in June
Denver, CO

Average humidity in June - Denver, CO
  • Average humidity in June: 41%

The month with the highest relative humidity is February (66%).
The month with the lowest relative humidity is June (41%).

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Average rainfall in June
Denver, CO

Average rainfall in June - Denver, CO
  • Average rainfall in June: 1.34"

The wettest month (with the highest rainfall) is May (2.36").
The driest months (with the least rainfall) are January and December (0.39").

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Average rainfall days in June
Denver, CO

Average rainfall days in June - Denver, CO
  • Average rainfall days in June: 13.9 days

The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is January (3.7 days).

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Average snowfall in June
Denver, CO

Average snowfall in June - Denver, CO
  • Average snowfall in June: 0"

The month with the highest snowfall is March (6.26").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in June
Denver, CO

Average snowfall days in June - Denver, CO
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (9.3 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in June /
Average sunshine in June
Denver, CO

Average daylight in June / Average sunshine in June - Denver, CO
  • Average daylight in June: 14h and 56min

The month with the longest days is June (Average daylight: 14h and 56min).
The month with the shortest days is December (Average daylight: 9h and 25min).

  • Average sunshine in June: 11h and 48min

The months with the most sunshine are June, July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 54min).

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Average sunshine days in June
Denver, CO

Average sunshine days in June - Denver, CO
  • Average sunshine days in June: 10.7 days

The month with the most sunshine days is November (23 days).
The month with the least sunshine days is July (5.6 days).

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Average UV index in June
Denver, CO

Average UV index in June - Denver, CO
  • Average UV index in June: 6

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

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Average cloud cover in June
Denver, CO

Average cloud cover in June - Denver, CO
  • Average cloud cover in June: 16

The month with the most cloud cover is April (Cloud cover 26).
The month with the least cloud cover is September (Cloud cover 15).

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Average visibility in June
Denver, CO

Average visibility in June - Denver, CO
  • Average visibility in June: 6mi

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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