October weather forecast
Rock River, WY

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Weather in October

October, the same as September, is a cool autumn month in Rock River, Wyoming, with an average temperature varying between 32.9°F (0.5°C) and 51.1°F (10.6°C).

Temperature

Rock River experiences a noticeable temperature shift with the start of October, with average high-temperatures moving from an agreeable 68.4°F (20.2°C) in September to a cool 51.1°F (10.6°C). In Rock River, the average temperature during the nights of October drops to a wintry 32.9°F (0.5°C).

Humidity

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

Rainfall

In October, the rain falls for 6.2 days. Throughout October, 1.06" (27mm) of precipitation is accumulated. In Rock River, during the entire year, the rain falls for 101.4 days and collects up to 14.37" (365mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall in Rock River. In Rock River, Wyoming, in October, snow falls for 6.5 days, with typically accumulated 5.28" (134mm) of snow. In Rock River, Wyoming, during the entire year, snow falls for 78.1 days and aggregates up to 44.8" (1138mm) of snow.

Daylight

In October, the average length of the day in Rock River is 11h and 4min.
On the first day of the month, sunrise is at 7:01 am and sunset at 6:44 pm. On the last day of October, in Rock River, sunrise is at 7:35 am and sunset at 5:59 pm MDT.

Sunshine

In Rock River, the average sunshine in October is 7h.

UV index

January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Rock River, Wyoming. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum UV index of 2 in October translates into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Rock River in October?

October temperatures in Rock River vary between a high-temperature of 51.1°F (10.6°C) and a low-temperature of 32.9°F (0.5°C).

What is the average humidity in October in Rock River?

In October, the average relative humidity is 56%.

How many days does it rain in October in Rock River?

In Rock River, in October, during 6.2 rainfall days, 1.06" (27mm) of precipitation is typically accumulated.

How many days does it snow in October in Rock River?

In Rock River, during October, snow falls for 6.5 days and regularly aggregates up to 5.28" (134mm) of snow.

How many hours of daylight does Rock River have in October?

In Rock River, Wyoming, the average day length in October is 11h and 4min.

When is the sunrise / sunset in October in Rock River?

On the first day of October, sunrise is at 7:01 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:59 pm MDT.

How many hours of sunshine does Rock River have in October?

In October, the average sunshine duration is 7h.

What is the month with the lowest UV index in Rock River?

January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Rock River, Wyoming.

How high is the UV index in October in Rock River?

The average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
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
Rock River, WY

Average temperature in October - Rock River, WY
  • Average high temperature in October: 51.1°F

The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is December (28.2°F).

  • Average low temperature in October: 32.9°F

The month with the highest average low temperature is July (54.1°F).
The coldest month (with the lowest average low temperature) is December (14.4°F).

Average pressure in October
Rock River, WY

Average pressure in October - Rock River, WY
  • Average pressure in October: 30.02"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in October
Rock River, WY

Average wind speed in October - Rock River, WY
  • Average wind speed in October: 13mph

The windiest month (with the highest average wind speed) is January (14.5mph).
The calmest month (with the lowest average wind speed) is July (9.3mph).

Average humidity in October
Rock River, WY

Average humidity in October - Rock River, WY
  • Average humidity in October: 56%

The months with the highest relative humidity are January and February (75%).
The months with the lowest relative humidity are August and September (43%).

Average rainfall in October
Rock River, WY

Average rainfall in October - Rock River, WY
  • Average rainfall in October: 1.06"

The wettest month (with the highest rainfall) is May (2.68").
The driest month (with the least rainfall) is January (0.35").

Average rainfall days in October
Rock River, WY

Average rainfall days in October - Rock River, WY
  • Average rainfall days in October: 6.2 days

The months with the highest number of rainy days are May and July (15.1 days).
The months with the least rainy days are January, February and November (2.9 days).

Average snowfall in October
Rock River, WY

Average snowfall in October - Rock River, WY
  • Average snowfall in October: 5.28"

The month with the highest snowfall is April (9.76").
The months with the least snowfall are July and August (0").

Average snowfall days in October
Rock River, WY

Average snowfall days in October - Rock River, WY
  • Average snowfall days in October: 6.5 days

The month with the highest number of snowfall days is April (12.5 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in October /
Average sunshine in October
Rock River, WY

Average daylight in October / Average sunshine in October - Rock River, 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 0min

The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

Average sunshine days in October
Rock River, WY

Average sunshine days in October - Rock River, WY
  • Average sunshine days in October: 18.2 days

The month with the most sunshine days is January (21.4 days).
The month with the least sunshine days is May (8.9 days).

Average UV index in October
Rock River, WY

Average UV index in October - Rock River, WY
  • Average UV index in October: 2

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

Average cloud cover in October
Rock River, WY

Average cloud cover in October - Rock River, WY
  • Average cloud cover in October: 23

The month with the most cloud cover is February (Cloud cover 34).
The month with the least cloud cover is September (Cloud cover 17).

Average visibility in October
Rock River, WY

Average visibility in October - Rock River, 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).

Rock River, Wyoming, USA

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