October weather forecast and climate
Louisville, CO

Weather in October

October, like September, in Louisville, Colorado, is another enjoyable autumn month, with average temperature ranging between max 61°F (16.1°C) and min 38.1°F (3.4°C).

Temperature

In Louisville, the average high-temperature in October declines considerably, from a warm 76.6°F (24.8°C) in September, to a comfortable 61°F (16.1°C). In October, the average low-temperature is 38.1°F (3.4°C).

Humidity

In Louisville, the average relative humidity is 48%.

Rainfall

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

Snowfall

Months with snowfall are January through May, October through December. 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. Throughout the year, in Louisville, Colorado, there are 36.7 snowfall days, and 13.98" (355mm) of snow is accumulated.

Daylight

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

Sunshine

In Louisville, the average sunshine in October is 7.4h.

UV index

In October, the average daily maximum UV index in Louisville is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to the UV radiation for ordinary individuals.
Note: In October, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. 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 temperature in October in Louisville?

In Louisville, in October, the average high-temperature is 61°F (16.1°C), and the average low-temperature is 38.1°F (3.4°C).

What is the average humidity in October in Louisville?

In October, the average relative humidity is 48%.

How many days does it rain in October in Louisville?

In Louisville, Colorado, during October, the rain falls for 4.8 days and regularly aggregates up to 0.35" (9mm) of 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?

The average length of the day in October in Louisville, Colorado, is 11.1h.

How long on average sun shines in October in Louisville?

In October, the average sunshine in Louisville, Colorado, 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 estimate of 3 to 5 represents a medium hazard to health from unsafe exposure to the Sun's UV rays.

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).

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Average pressure in October
Louisville, CO

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

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

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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).

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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%).

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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").

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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).

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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").
Months with the least snowfall are June, July, August and September (0").

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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).
Months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in October: 7.4h

Months with the most sunshine are June, July and August (Average sunshine: 11.8h).
The month with the least sunshine is February (Average sunshine: 6.7h).

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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).

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Average UV index in October
Louisville, CO

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

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

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Average cloud cover in October
Louisville, CO

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

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).

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Average visibility in October
Louisville, CO

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

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

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