October weather forecast and climate
Dillon, CO

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 October

October, the same as September, in Dillon, Colorado, is another chilly autumn month, with average temperature ranging between min 22.1°F (-5.5°C) and max 44.1°F (6.7°C).

Temperature

In Dillon, Colorado, the average high-temperature drops, from a mild 58.5°F (14.7°C) in September, to a chilly 44.1°F (6.7°C). In Dillon, the average low-temperature is 22.1°F (-5.5°C).

Humidity

The average relative humidity is 64%.

Rainfall

In Dillon, in October, during 5.8 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. Throughout the year, in Dillon, there are 111.5 rainfall days, and 23.19" (589mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through December. In October, in Dillon, it is snowing for 11.5 days. Throughout October, 10.35" (263mm) of snow is accumulated. Throughout the year, in Dillon, Colorado, there are 149 snowfall days, and 108.54" (2757mm) of snow is accumulated.

Daylight

In Dillon, Colorado, the average length of the day in October is 11.1h.

Sunshine

The average sunshine in Dillon, Colorado, is 6.8h.

UV index

In Dillon, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to the UV radiation for average individuals.
Note: The average daily UV index of 2 in October transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in October in Dillon?

In Dillon, Colorado, the average relative humidity in October is 64%.

How much does it rain in Dillon in October?

In Dillon, Colorado, during October, the rain falls for 5.8 days and regularly aggregates up to 1.46" (37mm) of precipitation.

How much does it snow in Dillon in October?

In Dillon, in October, snow falls for 11.5 days, with typically accumulated 10.35" (263mm) of snow.

How many hours of daylight does Dillon have in October?

The average length of the day in October in Dillon is 11.1h.

How many hours of sunshine does Dillon have in October?

The average sunshine in October is 6.8h.

What is the UV index reading in October in Dillon?

In Dillon, the average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to the Sun's UV rays.

Average temperature in October
Dillon, CO

Average temperature in October - Dillon, CO
  • Average high temperature in October: 44.1°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 October: 22.1°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 October
Dillon, CO

Average pressure in October - Dillon, CO
  • Average pressure in October: 30.06"

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

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Average wind speed in October
Dillon, CO

Average wind speed in October - Dillon, CO
  • Average wind speed in October: 6.3mph

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 October
Dillon, CO

Average humidity in October - Dillon, CO
  • Average humidity in October: 64%

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 October
Dillon, CO

Average rainfall in October - Dillon, CO
  • Average rainfall in October: 1.46"

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 October
Dillon, CO

Average rainfall days in October - Dillon, CO
  • Average rainfall days in October: 5.8 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 October
Dillon, CO

Average snowfall in October - Dillon, CO
  • Average snowfall in October: 10.35"

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 October
Dillon, CO

Average snowfall days in October - Dillon, CO
  • Average snowfall days in October: 11.5 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 October /
Average sunshine in October
Dillon, CO

Average daylight in October / Average sunshine in October - Dillon, CO
  • Average daylight in October: 11.1h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in October: 6.8h

The month with the most sunshine is June (Average sunshine: 11.4h).
The month with the least sunshine is February (Average sunshine: 5.4h).

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Average sunshine days in October
Dillon, CO

Average sunshine days in October - Dillon, CO
  • Average sunshine days in October: 16.7 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 October
Dillon, CO

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

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

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Average cloud cover in October
Dillon, CO

Average cloud cover in October - Dillon, CO
  • Average cloud cover in October: 26

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 October
Dillon, CO

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

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

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