July weather forecast
Green River, WY

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Weather in July

July exhibits peak summer conditions in Green River, Wyoming, with temperatures soaring high. An increase in temperature to the year's highest average of 81.5°F (27.5°C) (high) and 60.4°F (15.8°C)(low) delineate the apex of summer. This month also features the longest daylight hours, mesmeric sunsets and vibrant dawn, painting a perfect summer picture. Despite the warm days, rainfall remains relatively registered at 0.47in. July, therefore, stands out as the warmest month ingraining absolute summer feels across Green River.

Temperature

During the warmest month, July, temperatures average a high of 81.5°F (27.5°C) and a low of 60.4°F (15.8°C).

Humidity

The months with the lowest humidity are July and August, with an average relative humidity of 31%.

Rainfall

July is the month with the least rainfall. Rain falls for 7.8 days and accumulates 0.47" (12mm) of precipitation.

Snowfall

In Green River, snow does not fall in July and August.

Daylight

In July, the average length of the day is 14h and 50min.
On the first day of July, sunrise is at 5:48 am and sunset at 8:55 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:36 pm MDT.

Sunshine

July and August, with an average of 11.8h of sunshine, are months with the most sunshine.

UV index

July is the month with the highest UV index, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In July, a daily UV index of 6 turns into the following recommendations:
Fend off overexposure. Sun protection is vital. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month?

July, with its average high-temperature of 81.5°F (27.5°C) and an average low-temperature of 60.4°F (15.8°C), holds the record as the warmest month.

What are the temperatures in Green River in July?

In July, the average high-temperature and low-temperature are 81.5°F (27.5°C) and 60.4°F (15.8°C) respectively.

What are the least humid months?

July and August, with an average relative humidity of 31%, are the least humid months in Green River.

What is the average humidity in July?

The average relative humidity in July is 31%.

What is the driest month?

July is the month with the least rainfall. Rain falls for 7.8 days and accumulates 0.47" (12mm) of precipitation.

How many days does it rain in July in Green River?

In July, the rain falls for 7.8 days. Throughout July, 0.47" (12mm) of precipitation is accumulated.

When it does not snow?

July and August are months without snowfall.

Does it snow in July?

In July, it doesn't snow. June is the latest month when it typically snows.

What is the average length of the day in July?

The average day length in July is 14h and 50min.

When are sunrise and sunset in July in Green River?

On the first day of July, sunrise is at 5:48 am and sunset at 8:55 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:36 pm MDT.

What is the month with the most sunshine?

The months with the most sunshine are July and August, with an average of 11.8h of sunshine.

How many hours of sunshine does Green River have in July?

In Green River, Wyoming, the average sunshine duration in July is 11.8h.

When is the highest UV index?

The month with the highest UV index is July, with an average maximum UV index of 6.

What is the UV index intensity in July?

In July, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's 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 July
Green River, WY

Average temperature in July - Green River, WY
  • Average high temperature in July: 81.5°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in July: 60.4°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

Average pressure in July
Green River, WY

Average pressure in July - Green River, WY
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in July
Green River, WY

Average wind speed in July - Green River, WY
  • Average wind speed in July: 8.8mph

The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

Average humidity in July
Green River, WY

Average humidity in July - Green River, WY
  • Average humidity in July: 31%

The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are July and August (31%).

Average rainfall in July
Green River, WY

Average rainfall in July - Green River, WY
  • Average rainfall in July: 0.47"

The wettest month (with the highest rainfall) is May (1.5").
The driest month (with the least rainfall) is July (0.47").

Average rainfall days in July
Green River, WY

Average rainfall days in July - Green River, WY
  • Average rainfall days in July: 7.8 days

The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is December (4.7 days).

Average snowfall in July
Green River, WY

Average snowfall in July - Green River, WY
  • Average snowfall in July: 0"

The month with the highest snowfall is March (6.14").
The months with the least snowfall are July and August (0").

Average snowfall days in July
Green River, WY

Average snowfall days in July - Green River, WY
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is December (13.5 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in July /
Average sunshine in July
Green River, WY

Average daylight in July / Average sunshine in July - Green River, WY
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in July: 11h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 54min).

Average sunshine days in July
Green River, WY

Average sunshine days in July - Green River, WY
  • Average sunshine days in July: 19.5 days

The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is April (11.5 days).

Average UV index in July
Green River, WY

Average UV index in July - Green River, WY
  • Average UV index in July: 6

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 July
Green River, WY

Average cloud cover in July - Green River, WY
  • Average cloud cover in July: 16

The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 13).

Average visibility in July
Green River, WY

Average visibility in July - Green River, WY
  • Average visibility in July: 6mi

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

Green River, Wyoming, USA

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