October weather forecast
Lone Tree, CO

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Weather in October

October continues the autumnal trend in Lone Tree, with further reduction in temperature and increase in rainfall from September. As the month progresses, the weather shifts dramatically with the introduction of snowfall. The first amount of snow at 4.45in, typically occurring late in the month, marks the onset of the winter season. Moving into November, the snowy weather conditions become more pronounced. Despite the chill, the fall foliage and subsequent snowfall paint a beautiful scenic landscape across the city.

Temperature

A noticeable downshift in temperatures is seen as September gives way to October, with average highs moving from a warm 77.7°F (25.4°C) to an enjoyable 62.2°F (16.8°C). In October, the temperature sees a substantial plunge from daytime highs to a low average of 38.7°F (3.7°C).

Humidity

In Lone Tree, the average relative humidity in October is 47%.

Rainfall

In Lone Tree, Colorado, in October, it is raining for 4.8 days, with typically 0.75" (19mm) of accumulated precipitation. In Lone Tree, during the entire year, the rain falls for 94.2 days and collects up to 11.97" (304mm) of precipitation.

Snowfall

Months with snowfall in Lone Tree are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 2.9 snowfall days, it receives 4.45" (113mm) of snow. In Lone Tree, during the entire year, snow falls for 46.5 days and aggregates up to 37.2" (945mm) of snow.

Daylight

The average length of the day in October in Lone Tree is 11h and 8min.
On the first day of October in Lone Tree, Colorado, sunrise is at 6:56 am and sunset at 6:41 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:58 pm MDT.

Sunshine

In October, the average sunshine in Lone Tree is 7.5h.

UV index

The average daily maximum UV index in October in Lone Tree is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 3 during October translates into the following guidance:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Frequently asked questions

What is the temperature in October in Lone Tree?

October temperatures in Lone Tree vary between a high-temperature of 62.2°F (16.8°C) and a low-temperature of 38.7°F (3.7°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is appraised at 84.2°F (29°C).

What is the average humidity in October in Lone Tree?

The average relative humidity in October in Lone Tree, Colorado, is 47%.

How many days does it rain in October in Lone Tree?

In October, in Lone Tree, Colorado, the rain falls for 4.8 days. Throughout October, 0.75" (19mm) of precipitation is accumulated.

When does it start to snow in Lone Tree?

October is the first month it typically snows. Throughout October, in the average 2.9 snowfall days, it receives 4.45" (113mm) of snow.

How many hours of daylight does Lone Tree have in October?

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

When is the sunrise / sunset in October in Lone Tree?

On the first day of October in Lone Tree, sunrise is at 6:56 am and sunset at 6:41 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:58 pm MDT.

How many hours of sunshine does Lone Tree have in October?

In Lone Tree, the average sunshine duration in October is 7.5h.

What is the UV index reading in October in Lone Tree?

The average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
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
Lone Tree, CO

Average temperature in October - Lone Tree, CO
  • Average high temperature in October: 62.2°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is December (40.3°F).

  • Average low temperature in October: 38.7°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 October
Lone Tree, CO

Average pressure in October - Lone Tree, CO
  • Average pressure in October: 30.02"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are April and June (29.91"Hg).

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Average wind speed in October
Lone Tree, CO

Average wind speed in October - Lone Tree, CO
  • Average wind speed in October: 6.8mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest months (with the lowest average wind speed) are August and December (6.5mph).

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Average humidity in October
Lone Tree, CO

Average humidity in October - Lone Tree, CO
  • Average humidity in October: 47%

The month with the highest relative humidity is February (65%).
The months with the lowest relative humidity are June, August and September (43%).

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Average rainfall in October
Lone Tree, CO

Average rainfall in October - Lone Tree, CO
  • Average rainfall in October: 0.75"

The wettest month (with the highest rainfall) is May (2.2").
The driest month (with the least rainfall) is September (0.47").

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Average rainfall days in October
Lone Tree, CO

Average rainfall days in October - Lone Tree, CO
  • Average rainfall days in October: 4.8 days

The month with the highest number of rainy days is May (14.2 days).
The month with the least rainy days is November (3.4 days).

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Average snowfall in October
Lone Tree, CO

Average snowfall in October - Lone Tree, CO
  • Average snowfall in October: 4.45"

The month with the highest snowfall is April (6.34").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Lone Tree, CO

Average snowfall days in October - Lone Tree, CO
  • Average snowfall days in October: 2.9 days

The month with the highest number of snowfall days is February (9.4 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in October /
Average sunshine in October
Lone Tree, CO

Average daylight in October / Average sunshine in October - Lone Tree, 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: 7h and 3min

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

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Average sunshine days in October
Lone Tree, CO

Average sunshine days in October - Lone Tree, CO
  • Average sunshine days in October: 22.5 days

The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is April (12.7 days).

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Average UV index in October
Lone Tree, CO

Average UV index in October - Lone Tree, CO
  • Average UV index in October: 3

The months with the highest UV index are June, July and August (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 October
Lone Tree, CO

Average cloud cover in October - Lone Tree, CO
  • Average cloud cover in October: 17

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

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Average visibility in October
Lone Tree, CO

Average visibility in October - Lone Tree, CO
  • Average visibility in October: 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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Lone Tree, Colorado, USA

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