October 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 October

October signifies a drastic change in weather as snowfall touches 10.35" (263mm). The leaves start shedding, painting a beautiful carpet of vibrant hues across Dillon. As the month progresses, fall slowly merges into winter. Outdoor activities shift focus from hiking trails towards winter sports, with the early snow making the conditions ideal. This period of transition from autumn to winter is one of the town's most picturesque times.

Temperature

As October begins, there is a decrease in the average high-temperature, falling from a moderate 58.5°F (14.7°C) in September to a chilly 44.1°F (6.7°C). Despite the intense daytime heat, Dillon sustains a steady low-temperature average of 22.1°F (-5.5°C) during October.

Humidity

In October, the average relative humidity is 64%.

Rainfall

In Dillon, during October, the rain falls for 5.8 days and regularly aggregates up to 1.46" (37mm) of precipitation. Throughout the year, there are 111.5 rainfall days, and 23.19" (589mm) of precipitation is accumulated.

Snowfall

January through December are months with snowfall. In Dillon, during October, snow falls for 11.5 days and regularly aggregates up to 10.35" (263mm) of snow. Throughout the year, there are 149 snowfall days, and 108.54" (2757mm) of snow is accumulated.

Daylight

In October, the average length of the day is 11h and 8min.
On the first day of the month, sunrise is at 7:01 am and sunset at 6:46 pm. On the last day of October, sunrise is at 7:32 am and sunset at 6:03 pm MDT.

Sunshine

In October, the average sunshine is 6.8h.

UV index

In Dillon, the average daily maximum UV index in October is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 2 in October leads to these recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is October?

The average high-temperature and low-temperature during October are 44.1°F (6.7°C) and 22.1°F (-5.5°C) respectively.

What is the average humidity in October?

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

How much does it rain in October?

In Dillon, in October, during 5.8 rainfall days, 1.46" (37mm) of precipitation is typically accumulated.

How much does it snow in October?

In Dillon, during October, snow falls for 11.5 days and regularly aggregates up to 10.35" (263mm) of snow.

How many hours of daylight does Dillon have in October?

In Dillon, the average day length in October is 11h and 8min.

What time are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 7:01 am and sunset at 6:46 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 6:03 pm MDT.

How long on average sun shines in October?

In October, the average sunshine duration in Dillon is 6.8h.

How high is the UV index in October in Dillon?

The average daily maximum UV index in October is 2. A UV Index value 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 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).

Average pressure in October
Dillon, CO

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

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%).

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").

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).

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").

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).

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

Average daylight in October / Average sunshine in October - Dillon, CO
  • Average daylight in October: 11h and 1min

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 October: 6h and 5min

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 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).

Average UV index in October
Dillon, CO

Average UV index in October - Dillon, CO
  • Average UV index in October: 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).

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).

Average visibility in October
Dillon, CO

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