October weather forecast
Kemmerer, WY

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Weather in October

October brings in a notable change in Kemmerer's weather, ushering in the full force of fall. The temperature drops significantly compared to warmer September, making way for more established fall conditions. The incidence of rainfall remains consistent with September, standing at around 0.83" (21mm). The number of daylight hours decreases to approximately 11.1, as the days start becoming shorter. Despite these changes, October's weather allows residents to enjoy the stunning fall colors, making the outdoor experience visually rewarding.

Temperature

The start of October brings a distinct shift in the average high-temperature, dropping from September's agreeable 68.9°F (20.5°C) to a fresh 51.4°F (10.8°C). The average low-temperature during October nights is a cold 33.6°F (0.9°C).

Humidity

The average relative humidity in October in Kemmerer is 56%.

Rainfall

In October, the rain falls for 7 days. Throughout October, 0.83" (21mm) of precipitation is accumulated. Throughout the year, there are 96.8 rainfall days, and 11.46" (291mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall. In October, it is snowing for 5.2 days. Throughout October, 2.6" (66mm) of snow is accumulated. Throughout the year, there are 88.9 snowfall days, and 38.86" (987mm) of snow is accumulated.

Daylight

The average length of the day in October is 11h and 4min.
On the first day of October, sunrise is at 7:19 am and sunset at 7:03 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 6:17 pm MDT.

Sunshine

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

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 estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 2 in October translates into these instructions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature?

The high-temperature, in October, in Kemmerer, records 51.4°F (10.8°C), while the low-temperature is 33.6°F (0.9°C).

What is the average humidity in October?

In Kemmerer, the average relative humidity in October is 56%.

How much does it rain in October?

In Kemmerer, during October, the rain falls for 7 days and regularly aggregates up to 0.83" (21mm) of precipitation.

How many days does it snow in October?

In Kemmerer, in October, during 5.2 snowfall days, 2.6" (66mm) of snow is typically accumulated.

How many hours of daylight does Kemmerer have in October?

In Kemmerer, the average day length in October is 11h and 4min.

What time are sunrise and sunset in October?

On the first day of October, sunrise is at 7:19 am and sunset at 7:03 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 6:17 pm MDT.

How long on average sun shines in October?

In October, the average sunshine duration is 7.2h.

What are the months with 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 is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Kemmerer, WY

Average temperature in October - Kemmerer, WY
  • Average high temperature in October: 51.4°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in October: 33.6°F

The month with the highest average low temperature is July (55°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).

Average pressure in October
Kemmerer, WY

Average pressure in October - Kemmerer, WY
  • Average pressure in October: 30.05"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in October
Kemmerer, WY

Average wind speed in October - Kemmerer, WY
  • Average wind speed in October: 8.9mph

The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).

Average humidity in October
Kemmerer, WY

Average humidity in October - Kemmerer, WY
  • Average humidity in October: 56%

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is August (35%).

Average rainfall in October
Kemmerer, WY

Average rainfall in October - Kemmerer, WY
  • Average rainfall in October: 0.83"

The wettest month (with the highest rainfall) is May (2.01").
The driest month (with the least rainfall) is August (0.59").

Average rainfall days in October
Kemmerer, WY

Average rainfall days in October - Kemmerer, WY
  • Average rainfall days in October: 7 days

The month with the highest number of rainy days is May (13.3 days).
The month with the least rainy days is February (5 days).

Average snowfall in October
Kemmerer, WY

Average snowfall in October - Kemmerer, WY
  • Average snowfall in October: 2.6"

The month with the highest snowfall is March (6.81").
The months with the least snowfall are July and August (0").

Average snowfall days in October
Kemmerer, WY

Average snowfall days in October - Kemmerer, WY
  • Average snowfall days in October: 5.2 days

The month with the highest number of snowfall days is February (15.3 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in October / Average sunshine in October - Kemmerer, WY
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in October: 7h and 1min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).

Average sunshine days in October
Kemmerer, WY

Average sunshine days in October - Kemmerer, WY
  • Average sunshine days in October: 19.4 days

The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is April (9.7 days).

Average UV index in October
Kemmerer, WY

Average UV index in October - Kemmerer, 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
Kemmerer, WY

Average cloud cover in October - Kemmerer, WY
  • Average cloud cover in October: 22

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 12).

Average visibility in October
Kemmerer, WY

Average visibility in October - Kemmerer, WY
  • Average visibility in October: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).

Kemmerer, Wyoming, USA

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