October weather forecast
Lamar, CO

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Weather in October

October, like September, in Lamar, Colorado, is another refreshing autumn month, with an average temperature ranging between min 47.1°F (8.4°C) and max 67.3°F (19.6°C).

Temperature

October is marked by a significant decrease, with the average high-temperature retreating from a warm 83.1°F (28.4°C) in September to an enjoyable 67.3°F (19.6°C). Lamar experiences a nighttime temperature average of 47.1°F (8.4°C) during October.

Humidity

The average relative humidity in October is 47%.

Rainfall

In Lamar, during October, the rain falls for 4.5 days and regularly aggregates up to 0.63" (16mm) of precipitation. Throughout the year, there are 79.5 rainfall days, and 8.9" (226mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 1 snowfall days, it receives 0.51" (13mm) of snow. Throughout the year, there are 19.6 snowfall days, and 7.09" (180mm) of snow is accumulated.

Daylight

In October, the average length of the day is 11h and 11min.
On the first day of October, sunrise is at 6:46 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:52 pm MDT.

Sunshine

In Lamar, the average sunshine in October is 8.1h.

UV index

In October, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily high UV index of 4 in October leads to these guidelines:
Exercise prevention - Precautions against solar damage are endorsed. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in October?

During October, Lamar experiences an average high-temperature of 67.3°F (19.6°C) and a low-temperature of 47.1°F (8.4°C). The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in September is calculated to be 82.4°F (28°C).

What is the average humidity in October?

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

How many days does it rain in October?

In Lamar, during October, the rain falls for 4.5 days and regularly aggregates up to 0.63" (16mm) of precipitation.

When does it start to snow in Lamar?

October is the first month it typically snows. Throughout October, in the average 1 snowfall days, it receives 0.51" (13mm) of snow.

How many hours of daylight does Lamar have in October?

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

What time are sunrise and sunset in October?

In October, on the first day of the month, sunrise is at 6:46 am and sunset at 6:32 pm. On the last day of the month, in Lamar, sunrise is at 7:16 am and sunset at 5:52 pm MDT.

How long on average sun shines in October?

In Lamar, Colorado, the average sunshine duration in October is 8.1h.

How high is the UV index in October in Lamar?

In October, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe 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
Lamar, CO

Average temperature in October - Lamar, CO
  • Average high temperature in October: 67.3°F

The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is December (43.7°F).

  • Average low temperature in October: 47.1°F

The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is December (26.4°F).

Average pressure in October
Lamar, CO

Average pressure in October - Lamar, CO
  • Average pressure in October: 29.97"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.8"Hg).

Average wind speed in October
Lamar, CO

Average wind speed in October - Lamar, CO
  • Average wind speed in October: 10.2mph

The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is January (8.9mph).

Average humidity in October
Lamar, CO

Average humidity in October - Lamar, CO
  • Average humidity in October: 47%

The month with the highest relative humidity is January (59%).
The month with the lowest relative humidity is June (40%).

Average rainfall in October
Lamar, CO

Average rainfall in October - Lamar, CO
  • Average rainfall in October: 0.63"

The wettest month (with the highest rainfall) is July (1.54").
The driest month (with the least rainfall) is November (0.28").

Average rainfall days in October
Lamar, CO

Average rainfall days in October - Lamar, CO
  • Average rainfall days in October: 4.5 days

The month with the highest number of rainy days is July (11.8 days).
The month with the least rainy days is November (2.5 days).

Average snowfall in October
Lamar, CO

Average snowfall in October - Lamar, CO
  • Average snowfall in October: 0.51"

The month with the highest snowfall is February (1.93").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Lamar, CO

Average snowfall days in October - Lamar, CO
  • Average snowfall days in October: 1 days

The month with the highest number of snowfall days is February (5.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in October: 8h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 36min).

Average sunshine days in October
Lamar, CO

Average sunshine days in October - Lamar, CO
  • Average sunshine days in October: 25 days

The month with the most sunshine days is November (25.2 days).
The month with the least sunshine days is July (17.3 days).

Average UV index in October
Lamar, CO

Average UV index in October - Lamar, CO
  • Average UV index in October: 4

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 2).

Average cloud cover in October
Lamar, CO

Average cloud cover in October - Lamar, CO
  • Average cloud cover in October: 17

The months with the most cloud cover are February and April (Cloud cover 25).
The months with the least cloud cover are June and September (Cloud cover 14).

Average visibility in October
Lamar, CO

Average visibility in October - Lamar, 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).

Lamar, Colorado, USA

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