October weather forecast
Lyons, CO

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Weather in October

October, like September, is another mild autumn month in Lyons, Colorado, with an average temperature varying between 56.8°F (13.8°C) and 34.9°F (1.6°C).

Temperature

The shift into October is marked by a considerable temperature decrease, with the average high-temperature dropping from an agreeable 72.5°F (22.5°C) in September to a refreshing 56.8°F (13.8°C). Lyons's nighttime average of 34.9°F (1.6°C) during October reflects a substantial decrease from the daytime temperature.

Humidity

In Lyons, Colorado, the average relative humidity in October is 52%.

Rainfall

In October, the rain falls for 8.5 days. Throughout October, 0.98" (25mm) of precipitation is accumulated. In Lyons, during the entire year, the rain falls for 134.2 days and collects up to 17.13" (435mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. October is the first month it typically snows. Throughout October, in the average 2.8 snowfall days, it receives 4.09" (104mm) of snow. Throughout the year, in Lyons, there are 53.5 snowfall days, and 42.36" (1076mm) of snow is accumulated.

Daylight

The average length of the day in October is 11h and 7min.
On the first day of the month, sunrise is at 6:58 am and sunset at 6:42 pm. On the last day of October, sunrise is at 7:30 am and sunset at 5:59 pm MDT.

Sunshine

In Lyons, the average sunshine in October is 7.3h.

UV index

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In October, a daily UV index of 2 turns into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.

Frequently asked questions

What are the temperatures in October?

The high-temperature during October is 56.8°F (13.8°C) and the low-temperature is 34.9°F (1.6°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is estimated at 80.6°F (27°C).

What is the average humidity in October?

In October, the average relative humidity is 52%.

How many days does it rain in October?

In October, the rain falls for 8.5 days. Throughout October, 0.98" (25mm) of precipitation is accumulated.

When does it start snowing in Lyons?

October is the first month it typically snows. Throughout October, in the average 2.8 snowfall days, it receives 4.09" (104mm) of snow.

How many hours of daylight does Lyons have in October?

The average day length in October is 11h and 7min.

When are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 6:58 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:59 pm MDT.

How long on average sun shines in October?

In October, the average sunshine duration is 7.3h.

What is the month with the lowest UV index in Lyons?

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index intensity in October?

In Lyons, the average daily maximum UV index in October is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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 October
Lyons, CO

Average temperature in October - Lyons, CO
  • Average high temperature in October: 56.8°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is December (35.4°F).

  • Average low temperature in October: 34.9°F

The month with the highest average low temperature is July (54.5°F).
The coldest month (with the lowest average low temperature) is December (17.6°F).

Average pressure in October
Lyons, CO

Average pressure in October - Lyons, CO
  • Average pressure in October: 30.03"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are April and June (29.91"Hg).

Average wind speed in October
Lyons, CO

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

The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in October
Lyons, CO

Average humidity in October - Lyons, CO
  • Average humidity in October: 52%

The month with the highest relative humidity is February (71%).
The months with the lowest relative humidity are June, August and September (46%).

Average rainfall in October
Lyons, CO

Average rainfall in October - Lyons, CO
  • Average rainfall in October: 0.98"

The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in October
Lyons, CO

Average rainfall days in October - Lyons, CO
  • Average rainfall days in October: 8.5 days

The month with the highest number of rainy days is July (20.4 days).
The month with the least rainy days is November (3.6 days).

Average snowfall in October
Lyons, CO

Average snowfall in October - Lyons, CO
  • Average snowfall in October: 4.09"

The month with the highest snowfall is April (8.39").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Lyons, CO

Average snowfall days in October - Lyons, CO
  • Average snowfall days in October: 2.8 days

The month with the highest number of snowfall days is February (11 days).
The months with the least snowfall days are June, July and August (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in October: 7h and 2min

The months with the most sunshine are June and July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 6h and 36min).

Average sunshine days in October
Lyons, CO

Average sunshine days in October - Lyons, CO
  • Average sunshine days in October: 18.6 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (7.3 days).

Average UV index in October
Lyons, CO

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

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in October
Lyons, CO

Average cloud cover in October - Lyons, CO
  • Average cloud cover in October: 18

The months with the most cloud cover are April and May (Cloud cover 28).
The months with the least cloud cover are June and September (Cloud cover 17).

Average visibility in October
Lyons, CO

Average visibility in October - Lyons, 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).

Lyons, Colorado, USA

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