October weather forecast
Green River, UT

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Weather in October

October, like September, in Green River, Utah, is another comfortable autumn month, with an average temperature fluctuating between 63.5°F (17.5°C) and 46.8°F (8.2°C).

Temperature

In October, the average high-temperature decreases considerably from a warm 80.2°F (26.8°C) in September to a comfortable 63.5°F (17.5°C). An average low-temperature of 46.8°F (8.2°C) is common during the nights of October.

Humidity

The average relative humidity in October is 39%.

Rainfall

In Green River, Utah, in October, during 5.3 rainfall days, 0.43" (11mm) of precipitation is typically accumulated. In Green River, during the entire year, the rain falls for 72.7 days and collects up to 5.28" (134mm) of precipitation.

Snowfall

Months with snowfall in Green River are January through March, October through December. October is the first month it typically snows. Throughout October, in the average 0.2 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, in Green River, there are 16.2 snowfall days, and 5.16" (131mm) of snow is accumulated.

Daylight

In October, the average length of the day in Green River is 11h and 10min.
On the first day of October, sunrise is at 7:17 am and sunset at 7:02 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 6:20 pm MDT.

Sunshine

In Green River, the average sunshine in October is 7.6h.

UV index

In October, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: During October, 3 as the daily maximum UV index converts into the following advice:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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Frequently asked questions

What are the temperatures in Green River in October?

The high-temperature during October is 63.5°F (17.5°C) and the low-temperature is 46.8°F (8.2°C).

What is the average humidity in October in Green River?

The average relative humidity in October in Green River is 39%.

How much does it rain in Green River in October?

In Green River, Utah, in October, it is raining for 5.3 days, with typically 0.43" (11mm) of accumulated precipitation.

When does it start to snow in Green River?

October is the first month it typically snows in Green River, Utah. Throughout October, in the average 0.2 snowfall days, it receives 0.08" (2mm) of snow.

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

The average day length in October in Green River, Utah, is 11h and 10min.

When are sunrise and sunset in October in Green River?

In October, on the first day of the month, sunrise is at 7:17 am and sunset at 7:02 pm. On the last day of the month, in Green River, sunrise is at 7:47 am and sunset at 6:20 pm MDT.

How long on average sun shines in October in Green River?

The average sunshine duration in October in Green River is 7.6h.

What is the UV index intensity in October in Green River?

The average daily maximum UV index in October in Green River is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Green River, UT

Average temperature in October - Green River, UT
  • Average high temperature in October: 63.5°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in October: 46.8°F

The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

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Average pressure in October
Green River, UT

Average pressure in October - Green River, UT
  • Average pressure in October: 30.01"Hg

The month with the highest atmospheric pressure is January (30.25"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in October
Green River, UT

Average wind speed in October - Green River, UT
  • Average wind speed in October: 5.2mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is January (3.5mph).

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Average humidity in October
Green River, UT

Average humidity in October - Green River, UT
  • Average humidity in October: 39%

The month with the highest relative humidity is January (74%).
The month with the lowest relative humidity is June (21%).

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Average rainfall in October
Green River, UT

Average rainfall in October - Green River, UT
  • Average rainfall in October: 0.43"

The wettest month (with the highest rainfall) is July (0.75").
The driest month (with the least rainfall) is April (0.24").

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Average rainfall days in October
Green River, UT

Average rainfall days in October - Green River, UT
  • Average rainfall days in October: 5.3 days

The month with the highest number of rainy days is July (9.1 days).
The month with the least rainy days is November (3.8 days).

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Average snowfall in October
Green River, UT

Average snowfall in October - Green River, UT
  • Average snowfall in October: 0.08"

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

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Average snowfall days in October
Green River, UT

Average snowfall days in October - Green River, UT
  • Average snowfall days in October: 0.2 days

The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Green River, UT

Average daylight in October / Average sunshine in October - Green River, UT
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in October: 7h and 4min

The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 24min).

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Average sunshine days in October
Green River, UT

Average sunshine days in October - Green River, UT
  • Average sunshine days in October: 23.5 days

The month with the most sunshine days is November (24.5 days).
The month with the least sunshine days is July (14.8 days).

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Average UV index in October
Green River, UT

Average UV index in October - Green River, UT
  • Average UV index in October: 3

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

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Average cloud cover in October
Green River, UT

Average cloud cover in October - Green River, UT
  • Average cloud cover in October: 13

The month with the most cloud cover is January (Cloud cover 27).
The months with the least cloud cover are June and September (Cloud cover 10).

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Average visibility in October
Green River, UT

Average visibility in October - Green River, UT
  • Average visibility in October: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Green River, Utah, USA

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