April 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 April

In April, the snowfall reaches its peak at 18.27" (464mm), indicating the last surge of winter before giving way to spring. Dillon blossoms as the warmer temperatures start to melt the winter snow pack. April often sees rain replacing snow as the major form of precipitation. Spring flowers start to bloom, painting the town in colorful hues. April is a month of rejuvenation and renewal, showcasing a whole different side of the town.

Temperature

The arrival of April in Dillon records an average high-temperature of a wintry 35.2°F (1.8°C), closely related to the 30.4°F (-0.9°C) observed in March. April nights in Dillon are characterized by a notable drop from daytime highs, with an average low-temperature of 13.5°F (-10.3°C).

Humidity

In April, the average relative humidity in Dillon, Colorado, is 83%.

Rainfall

In April, the rain falls for 6.7 days. Throughout April, 2.44" (62mm) of precipitation is accumulated. Throughout the year, in Dillon, there are 111.5 rainfall days, and 23.19" (589mm) of precipitation is accumulated.

Snowfall

January through December are months with snowfall. The month with the most snowfall is April, when snow falls for 21 days and typically aggregates up to 18.27" (464mm) of snow.

Daylight

In April, the average length of the day in Dillon is 13h and 17min.
On the first day of the month, sunrise is at 6:46 am and sunset at 7:28 pm. On the last day of April, sunrise is at 6:04 am and sunset at 7:57 pm MDT.

Sunshine

In April, the average sunshine in Dillon is 8.6h.

UV index

In April, the average daily maximum UV index in Dillon is 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 2 in April leads to these recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

How cold is it in Dillon in April?

In Dillon, 35.2°F (1.8°C) is the average high-temperature and 13.5°F (-10.3°C) is the average low-temperature during April.

What is the average humidity in April in Dillon?

In April, the average relative humidity is 83%.

How much does it rain in Dillon in April?

In April, in Dillon, the rain falls for 6.7 days. Throughout April, 2.44" (62mm) of precipitation is accumulated.

What is the snowiest month in Dillon?

April is the month with the most snowfall. Snow falls for 21 days and accumulates 18.27" (464mm) of snow.

How many days does it snow in April in Dillon?

In Dillon, Colorado, during April, snow falls for 21 days and regularly aggregates up to 18.27" (464mm) of snow.

How many hours of daylight does Dillon have in April?

The average day length in April in Dillon is 13h and 17min.

What time are sunrise and sunset in April in Dillon?

On the first day of April in Dillon, Colorado, sunrise is at 6:46 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 7:57 pm MDT.

How many hours of sunshine does Dillon have in April?

The average sunshine duration in April in Dillon is 8.6h.

What is the UV index reading in April in Dillon?

In Dillon, the average daily maximum UV index in April is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's 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 April
Dillon, CO

Average temperature in April - Dillon, CO
  • Average high temperature in April: 35.2°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 April: 13.5°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).

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Average pressure in April
Dillon, CO

Average pressure in April - Dillon, CO
  • Average pressure in April: 29.93"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).

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Average wind speed in April
Dillon, CO

Average wind speed in April - Dillon, CO
  • Average wind speed in April: 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).

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Average humidity in April
Dillon, CO

Average humidity in April - Dillon, CO
  • Average humidity in April: 83%

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

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Average rainfall in April
Dillon, CO

Average rainfall in April - Dillon, CO
  • Average rainfall in April: 2.44"

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

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Average rainfall days in April
Dillon, CO

Average rainfall days in April - Dillon, CO
  • Average rainfall days in April: 6.7 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).

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Average snowfall in April
Dillon, CO

Average snowfall in April - Dillon, CO
  • Average snowfall in April: 18.27"

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

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Average snowfall days in April
Dillon, CO

Average snowfall days in April - Dillon, CO
  • Average snowfall days in April: 21 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).

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

Average daylight in April / Average sunshine in April - Dillon, CO
  • Average daylight in April: 13h and 2min

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 April: 8h and 4min

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).

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Average sunshine days in April
Dillon, CO

Average sunshine days in April - Dillon, CO
  • Average sunshine days in April: 7.2 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).

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Average UV index in April
Dillon, CO

Average UV index in April - Dillon, CO
  • Average UV index in April: 2

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).

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Average cloud cover in April
Dillon, CO

Average cloud cover in April - Dillon, CO
  • Average cloud cover in April: 45

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

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Average visibility in April
Dillon, CO

Average visibility in April - Dillon, CO
  • Average visibility in April: 4mi

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).

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Dillon, Colorado, USA

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