June weather forecast
Dillon, CO

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The brown and golden trees near the iconic Dillon reservoir in Colorado
The brown and golden trees near the iconic Dillon reservoir in Colorado

Weather in June

As the calendar rolls to June, the snowfall is reduced substantially to 4.96" (126mm). The freshness of Dillon in June attracts hikers and nature lovers. Long daylight hours announce the onset of summer, painting a tranquil canvas of vivid greens and blue skies. It’s the perfect time to set up a picnic under the shade of a tree and drink in the scenic beauty. However, occasional rainfall may occur, which adds to the green allure of the town.

Temperature

The shift from May to June is characterized by a clear increase in the average high-temperature, escalating from a chilly 46.8°F (8.2°C) to a comfortable 62.8°F (17.1°C). Dillon, after hot June days, encounters a marked drop to an average nighttime temperature of 34.7°F (1.5°C).

Humidity

The least humid month is June, with an average relative humidity of 53%.

Rainfall

In Dillon, in June, it is raining for 13.3 days, with typically 2.24" (57mm) of accumulated precipitation. In Dillon, during the entire year, the rain falls for 111.5 days and collects up to 23.19" (589mm) of precipitation.

Snowfall

Months with snowfall are January through December. In Dillon, in June, snow falls for 6.7 days, with typically accumulated 4.96" (126mm) of snow. Throughout the year, there are 149 snowfall days, and 108.54" (2757mm) of snow is accumulated.

Daylight

The month with the longest days is June, with an average of 14h and 54min of daylight.
On the first day of the month, sunrise is at 5:38 am and sunset at 8:26 pm. On the last day of June, sunrise is at 5:40 am and sunset at 8:35 pm MDT.

Sunshine

With an average of 11.4h of sunshine, June has the most sunshine of the year in Dillon.

UV index

In June, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 3 during June translates into the following guidance:
Be vigilant - Preventing sunburn is recommended. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. 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. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are June temperatures?

In Dillon, in June, the average high-temperature is 62.8°F (17.1°C), and the average low-temperature is 34.7°F (1.5°C).

What is the least humid month?

The least humid month is June, with an average relative humidity of 53%.

What is the average humidity in June?

The average relative humidity in June is 53%.

How much does it rain in June?

In Dillon, during June, the rain falls for 13.3 days and regularly aggregates up to 2.24" (57mm) of precipitation.

How much does it snow in June?

In Dillon, in June, snow falls for 6.7 days, with typically accumulated 4.96" (126mm) of snow.

When are the longest days?

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

How many hours of daylight does Dillon have in June?

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

When is the sunrise / sunset in June?

On the first day of June, sunrise is at 5:38 am and sunset at 8:26 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 8:35 pm MDT.

What month has the most sunshine?

The month with the most sunshine is June, with an average of 11.4h of sunshine.

How many hours of sunshine does Dillon have in June?

The average sunshine duration in June is 11.4h.

What is the UV index reading in June?

The average daily maximum UV index in June is 3. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Dillon, CO

Average temperature in June - Dillon, CO
  • Average high temperature in June: 62.8°F

The warmest month (with the highest average high temperature) is July (67.1°F).
The month with the lowest average high temperature is December (22.5°F).

  • Average low temperature in June: 34.7°F

The month with the highest average low temperature is July (39.7°F).
The coldest month (with the lowest average low temperature) is December (0.9°F).

Average pressure in June
Dillon, CO

Average pressure in June - Dillon, CO
  • Average pressure in June: 29.95"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is April (29.93"Hg).

Average wind speed in June
Dillon, CO

Average wind speed in June - Dillon, CO
  • Average wind speed in June: 6.5mph

The windiest month (with the highest average wind speed) is February (7mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in June
Dillon, CO

Average humidity in June - Dillon, CO
  • Average humidity in June: 53%

The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is June (53%).

Average rainfall in June
Dillon, CO

Average rainfall in June - Dillon, CO
  • Average rainfall in June: 2.24"

The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is January (1.06").

Average rainfall days in June
Dillon, CO

Average rainfall days in June - Dillon, CO
  • Average rainfall days in June: 13.3 days

The month with the highest number of rainy days is July (22.7 days).
The month with the least rainy days is November (2.8 days).

Average snowfall in June
Dillon, CO

Average snowfall in June - Dillon, CO
  • Average snowfall in June: 4.96"

The month with the highest snowfall is April (18.27").
The month with the least snowfall is July (0.47").

Average snowfall days in June
Dillon, CO

Average snowfall days in June - Dillon, CO
  • Average snowfall days in June: 6.7 days

The month with the highest number of snowfall days is April (21 days).
The month with the least snowfall days is July (1.8 days).

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

Average daylight in June / Average sunshine in June - Dillon, CO
  • Average daylight in June: 14h and 5min

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).

  • Average sunshine in June: 11h and 2min

The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).

Average sunshine days in June
Dillon, CO

Average sunshine days in June - Dillon, CO
  • Average sunshine days in June: 10.3 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (5.3 days).

Average UV index in June
Dillon, CO

Average UV index in June - Dillon, CO
  • Average UV index in June: 3

The months with the highest UV index are July and August (UV index 4).
The months with the lowest UV index are February, November and December (UV index 1).

Average cloud cover in June
Dillon, CO

Average cloud cover in June - Dillon, CO
  • Average cloud cover in June: 19

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 19).

Average visibility in June
Dillon, CO

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

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

Dillon, Colorado, USA

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