October weather forecast
Sheridan, WY

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A beautiful and dramatic landscape in the hilly and mountainous region of Sheridan, Wyoming
A beautiful and dramatic landscape in the hilly and mountainous region of Sheridan, Wyoming

Weather in October

October hosts a distinct change in weather as Sheridan, Wyoming braves the chill of the approaching winter. The temperatures during October take a nosedive from the pleasant highs of September, making the climate perceptibly colder. Fall is in full swing with colorful foliage blanketing the city. The arrival of the colder season is evident, as snow returns to the forecast, with an average snowfall measurement of 3.94" (100mm). Despite this, the climate remains comfortable enough for tourists to partake in Sheridan's fall-related festivities.

Temperature

October's arrival is marked by a notable drop in high-temperatures, falling from an agreeable 68.7°F (20.4°C) in September to a cool 52.2°F (11.2°C). During October, Sheridan records an average temperature of 35.2°F (1.8°C) at night.

Humidity

In Sheridan, the average relative humidity in October is 60%.

Rainfall

In Sheridan, in October, it is raining for 12.6 days, with typically 1.57" (40mm) of accumulated precipitation. Throughout the year, there are 165.2 rainfall days, and 21.22" (539mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. In Sheridan, during October, snow falls for 4.6 days and regularly aggregates up to 3.94" (100mm) of snow. In Sheridan, during the entire year, snow falls for 78.9 days and aggregates up to 46.3" (1176mm) of snow.

Daylight

In Sheridan, Wyoming, the average length of the day in October is 10h and 57min.
On the first day of October, sunrise is at 7:06 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:57 pm MDT.

Sunshine

In October, the average sunshine is 6.8h.

UV index

The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: A daily maximum UV index of 2 in October translates into the following instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Jun 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in October?

In October, the average high-temperature and low-temperature are 52.2°F (11.2°C) and 35.2°F (1.8°C) respectively.

What is the average humidity in October?

In October, the average relative humidity is 60%.

How many days does it rain in October?

In Sheridan, in October, during 12.6 rainfall days, 1.57" (40mm) of precipitation is typically accumulated.

How many days does it snow in October?

In Sheridan, in October, snow falls for 4.6 days, with typically accumulated 3.94" (100mm) of snow.

How many hours of daylight does Sheridan have in October?

In October, the average day length is 10h and 57min.

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 7:06 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:57 pm MDT.

How many hours of sunshine does Sheridan have in October?

The average sunshine duration in October is 6.8h.

When is the lowest UV index?

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

How high is the UV index in October?

In October, the average daily maximum UV index in Sheridan is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from 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
Sheridan, WY

Average temperature in October - Sheridan, WY
  • Average high temperature in October: 52.2°F

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is February (29.1°F).

  • Average low temperature in October: 35.2°F

The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is February (14.4°F).

Average pressure in October
Sheridan, WY

Average pressure in October - Sheridan, WY
  • Average pressure in October: 29.99"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in October
Sheridan, WY

Average wind speed in October - Sheridan, WY
  • Average wind speed in October: 7.1mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in October
Sheridan, WY

Average humidity in October - Sheridan, WY
  • Average humidity in October: 60%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is August (46%).

Average rainfall in October
Sheridan, WY

Average rainfall in October - Sheridan, WY
  • Average rainfall in October: 1.57"

The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is December (0.75").

Average rainfall days in October
Sheridan, WY

Average rainfall days in October - Sheridan, WY
  • Average rainfall days in October: 12.6 days

The month with the highest number of rainy days is May (22.3 days).
The month with the least rainy days is November (7.5 days).

Average snowfall in October
Sheridan, WY

Average snowfall in October - Sheridan, WY
  • Average snowfall in October: 3.94"

The month with the highest snowfall is April (8.7").
The months with the least snowfall are June, July and August (0").

Average snowfall days in October
Sheridan, WY

Average snowfall days in October - Sheridan, WY
  • Average snowfall days in October: 4.6 days

The month with the highest number of snowfall days is February (15.8 days).
The months with the least snowfall days are June, July and August (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in October: 6h and 5min

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 6min).

Average sunshine days in October
Sheridan, WY

Average sunshine days in October - Sheridan, WY
  • Average sunshine days in October: 14.2 days

The month with the most sunshine days is November (15.2 days).
The month with the least sunshine days is May (5.8 days).

Average UV index in October
Sheridan, WY

Average UV index in October - Sheridan, WY
  • Average UV index in October: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

Average cloud cover in October
Sheridan, WY

Average cloud cover in October - Sheridan, WY
  • Average cloud cover in October: 26

The months with the most cloud cover are February and April (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 15).

Average visibility in October
Sheridan, WY

Average visibility in October - Sheridan, 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).

Sheridan, Wyoming, USA

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