October weather forecast
Arapahoe, WY

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Weather in October

October, like September, is another mild autumn month in Arapahoe, Wyoming, with an average temperature varying between 38.3°F (3.5°C) and 57.7°F (14.3°C).

Temperature

Arapahoe in October experiences a marked decrease in the average high-temperature, descending from September's warm 75.6°F (24.2°C) to a moderate 57.7°F (14.3°C). Arapahoe, during October nights, observes an average temperature of 38.3°F (3.5°C).

Humidity

In Arapahoe, the average relative humidity in October is 48%.

Rainfall

In Arapahoe, during October, the rain falls for 4.9 days and regularly aggregates up to 0.47" (12mm) of precipitation. Throughout the year, there are 67.6 rainfall days, and 6.81" (173mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. In Arapahoe, in October, during 3.1 snowfall days, 1.26" (32mm) of snow is typically accumulated. Throughout the year, there are 42.7 snowfall days, and 24.92" (633mm) of snow is accumulated.

Daylight

The average length of the day in October in Arapahoe is 11h and 1min.
On the first day of the month, sunrise is at 7:12 am and sunset at 6:54 pm. On the last day of October, sunrise is at 7:48 am and sunset at 6:06 pm MDT.

Sunshine

In October, the average sunshine in Arapahoe is 7.2h.

UV index

In October, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 3 in October transforms into the following instructions:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

The high-temperature during October is 57.7°F (14.3°C) and the low-temperature is 38.3°F (3.5°C).

What is the average humidity in October?

In October, the average relative humidity is 48%.

How many days does it rain in October?

In Arapahoe, in October, it is raining for 4.9 days, with typically 0.47" (12mm) of accumulated precipitation.

How many days does it snow in October?

In October, it is snowing for 3.1 days. Throughout October, 1.26" (32mm) of snow is accumulated.

What is the average length of the day in October?

The average day length in October is 11h and 1min.

When is the sunrise / sunset in October?

In October, on the first day of the month, sunrise is at 7:12 am and sunset at 6:54 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 6:06 pm MDT.

How many hours of sunshine does Arapahoe have in October?

The average sunshine duration in October is 7.2h.

How high is the UV index in October?

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate health threat 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
Arapahoe, WY

Average temperature in October - Arapahoe, WY
  • Average high temperature in October: 57.7°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is December (30.9°F).

  • Average low temperature in October: 38.3°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (14.5°F).

Average pressure in October
Arapahoe, WY

Average pressure in October - Arapahoe, WY
  • Average pressure in October: 30.03"Hg

The month with the highest atmospheric pressure is January (30.22"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in October
Arapahoe, WY

Average wind speed in October - Arapahoe, WY
  • Average wind speed in October: 6.5mph

The windiest month (with the highest average wind speed) is June (7.5mph).
The calmest month (with the lowest average wind speed) is January (5.5mph).

Average humidity in October
Arapahoe, WY

Average humidity in October - Arapahoe, WY
  • Average humidity in October: 48%

The month with the highest relative humidity is January (77%).
The months with the lowest relative humidity are July and August (31%).

Average rainfall in October
Arapahoe, WY

Average rainfall in October - Arapahoe, WY
  • Average rainfall in October: 0.47"

The wettest month (with the highest rainfall) is May (1.42").
The driest month (with the least rainfall) is January (0.24").

Average rainfall days in October
Arapahoe, WY

Average rainfall days in October - Arapahoe, WY
  • Average rainfall days in October: 4.9 days

The month with the highest number of rainy days is May (9.9 days).
The month with the least rainy days is January (2.5 days).

Average snowfall in October
Arapahoe, WY

Average snowfall in October - Arapahoe, WY
  • Average snowfall in October: 1.26"

The month with the highest snowfall is April (5.39").
The months with the least snowfall are June, July and August (0").

Average snowfall days in October
Arapahoe, WY

Average snowfall days in October - Arapahoe, WY
  • Average snowfall days in October: 3.1 days

The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in October /
Average sunshine in October
Arapahoe, WY

Average daylight in October / Average sunshine in October - Arapahoe, WY
  • Average daylight in October: 11h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in October: 7h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 36min).

Average sunshine days in October
Arapahoe, WY

Average sunshine days in October - Arapahoe, WY
  • Average sunshine days in October: 22.5 days

The month with the most sunshine days is January (24.5 days).
The month with the least sunshine days is April (15.5 days).

Average UV index in October
Arapahoe, WY

Average UV index in October - Arapahoe, WY
  • Average UV index in October: 3

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

Average cloud cover in October
Arapahoe, WY

Average cloud cover in October - Arapahoe, WY
  • Average cloud cover in October: 20

The months with the most cloud cover are February and April (Cloud cover 28).
The months with the least cloud cover are July and August (Cloud cover 12).

Average visibility in October
Arapahoe, WY

Average visibility in October - Arapahoe, WY
  • 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).

Arapahoe, Wyoming, USA

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