October weather forecast
Louisville, CO

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Weather in October

October, the same as September, is another enjoyable autumn month in Louisville, Colorado, with an average temperature fluctuating between 38.1°F (3.4°C) and 61°F (16.1°C).

Temperature

As October arrives, a noticeable drop in the average high-temperature is witnessed, moving from a moderately hot 76.6°F (24.8°C) in September to an enjoyable 61°F (16.1°C). Significant variation from daytime temperatures marks October in Louisville, with the month recording a nightly average of 38.1°F (3.4°C).

Humidity

In October, the average relative humidity is 48%.

Rainfall

In October, the rain falls for 4.8 days. Throughout October, 0.35" (9mm) of precipitation is accumulated. In Louisville, during the entire year, the rain falls for 96.7 days and collects up to 5.63" (143mm) of precipitation.

Snowfall

Months with snowfall in Louisville are January through May, October through December. October is the first month it typically snows in Louisville, Colorado. Throughout October, in the average 2.5 snowfall days, it receives 1.85" (47mm) of snow. In Louisville, Colorado, during the entire year, snow falls for 36.7 days and aggregates up to 13.98" (355mm) of snow.

Daylight

In October, the average length of the day in Louisville is 11h and 8min.
On the first day of the month, sunrise is at 6:57 am and sunset at 6:42 pm. On the last day of October, in Louisville, Colorado, sunrise is at 7:29 am and sunset at 5:58 pm MDT.

Sunshine

The average sunshine in October in Louisville is 7.4h.

UV index

In Louisville, the average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 3 in October interprets into the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Louisville in October?

The high-temperature, in October, in Louisville, records 61°F (16.1°C), while the low-temperature is 38.1°F (3.4°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 84.2°F (29°C).

What is the average humidity in October in Louisville?

The average relative humidity in October in Louisville is 48%.

How much does it rain in Louisville in October?

In Louisville, Colorado, in October, it is raining for 4.8 days, with typically 0.35" (9mm) of accumulated precipitation.

When does it start to snow in Louisville?

October is the first month it typically snows in Louisville. Throughout October, in the average 2.5 snowfall days, it receives 1.85" (47mm) of snow.

What is the average length of the day in October in Louisville?

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

What time are sunrise and sunset in October in Louisville?

On the first day of October in Louisville, sunrise is at 6:57 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:58 pm MDT.

How long on average sun shines in October in Louisville?

The average sunshine duration in October is 7.4h.

What is the UV index reading in October in Louisville?

In October, the average daily maximum UV index in Louisville is 3. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Louisville, CO

Average temperature in October - Louisville, CO
  • Average high temperature in October: 61°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is December (39.4°F).

  • Average low temperature in October: 38.1°F

The month with the highest average low temperature is July (59°F).
The coldest months (with the lowest average low temperature) are February and December (20.7°F).

Average pressure in October
Louisville, CO

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are April and June (29.91"Hg).

Average wind speed in October
Louisville, CO

Average wind speed in October - Louisville, CO
  • Average wind speed in October: 5.8mph

The windiest months (with the highest average wind speed) are March and April (6.5mph).
The calmest month (with the lowest average wind speed) is September (5.6mph).

Average humidity in October
Louisville, CO

Average humidity in October - Louisville, CO
  • Average humidity in October: 48%

The month with the highest relative humidity is February (67%).
The month with the lowest relative humidity is August (41%).

Average rainfall in October
Louisville, CO

Average rainfall in October - Louisville, CO
  • Average rainfall in October: 0.35"

The wettest months (with the highest rainfall) are May and July (0.87").
The driest month (with the least rainfall) is January (0.16").

Average rainfall days in October
Louisville, CO

Average rainfall days in October - Louisville, CO
  • Average rainfall days in October: 4.8 days

The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is November (3.5 days).

Average snowfall in October
Louisville, CO

Average snowfall in October - Louisville, CO
  • Average snowfall in October: 1.85"

The month with the highest snowfall is February (2.68").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Louisville, CO

Average snowfall days in October - Louisville, CO
  • Average snowfall days in October: 2.5 days

The month with the highest number of snowfall days is February (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in October / Average sunshine in October - Louisville, 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, July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 42min).

Average sunshine days in October
Louisville, CO

Average sunshine days in October - Louisville, CO
  • Average sunshine days in October: 21.8 days

The month with the most sunshine days is November (23.7 days).
The month with the least sunshine days is July (10 days).

Average UV index in October
Louisville, CO

Average UV index in October - Louisville, CO
  • Average UV index in October: 3

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in October
Louisville, CO

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

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

Average visibility in October
Louisville, CO

Average visibility in October - Louisville, 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).

Louisville, Colorado, USA

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