July weather forecast
Silverthorne, CO

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Weather in July

July, like June, in Silverthorne, Colorado, is another refreshing summer month, with an average temperature ranging between min 39.7°F (4.3°C) and max 67.6°F (19.8°C).

Temperature

In Silverthorne, the average temperatures in July are the highest, with a peak at 67.6°F (19.8°C) and a low of 39.7°F (4.3°C).

Humidity

In Silverthorne, the average relative humidity in July is 61%.

Rainfall

In July, the rain falls for 17.6 days. Throughout July, 1.89" (48mm) of precipitation is accumulated. Throughout the year, in Silverthorne, there are 102.1 rainfall days, and 17.17" (436mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Silverthorne are January through December. In Silverthorne, during July, snow falls for 0.6 days and regularly aggregates up to 0.28" (7mm) of snow. In Silverthorne, during the entire year, snow falls for 139.9 days and aggregates up to 89.53" (2274mm) of snow.

Daylight

In Silverthorne, the average length of the day in July is 14h and 38min.
On the first day of July in Silverthorne, Colorado, sunrise is at 5:40 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 8:17 pm MDT.

Sunshine

The average sunshine in July is 11.4h.

UV index

The months with the highest UV index are July and August, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 4 in July translates into this advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest in Silverthorne?

July, with average temperatures reaching a high of 67.6°F (19.8°C) and a low of 39.7°F (4.3°C), is the warmest month.

What is the temperature in July in Silverthorne?

In Silverthorne, 67.6°F (19.8°C) is the average high-temperature and 39.7°F (4.3°C) is the average low-temperature during July.

What is the average humidity in July in Silverthorne?

In Silverthorne, the average relative humidity in July is 61%.

How much does it rain in Silverthorne in July?

In Silverthorne, in July, it is raining for 17.6 days, with typically 1.89" (48mm) of accumulated precipitation.

How many days does it snow in July in Silverthorne?

In Silverthorne, Colorado, during July, snow falls for 0.6 days and regularly aggregates up to 0.28" (7mm) of snow.

What is the average length of the day in July in Silverthorne?

In July, the average day length is 14h and 38min.

What time are sunrise and sunset in July in Silverthorne?

In July, on the first day of the month, sunrise is at 5:40 am and sunset at 8:35 pm. On the last day of the month, in Silverthorne, sunrise is at 6:03 am and sunset at 8:17 pm MDT.

How long on average sun shines in July in Silverthorne?

The average sunshine duration in July in Silverthorne, Colorado, is 11.4h.

What are the months with the highest UV index in Silverthorne?

The months with the highest UV index are July and August, with an average maximum UV index of 4.

How high is the UV index in July in Silverthorne?

In July, the average daily maximum UV index in Silverthorne is 4. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to 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 July
Silverthorne, CO

Average temperature in July - Silverthorne, CO
  • Average high temperature in July: 67.6°F

The warmest month (with the highest average high temperature) is July (67.6°F).
The month with the lowest average high temperature is December (22.8°F).

  • Average low temperature in July: 39.7°F

The month with the highest average low temperature is July (39.7°F).
The coldest month (with the lowest average low temperature) is January (1.2°F).

Average pressure in July
Silverthorne, CO

Average pressure in July - Silverthorne, CO
  • Average pressure in July: 30.05"Hg

The month with the highest atmospheric pressure is January (30.2"Hg).
The months with the lowest atmospheric pressure are April and May (29.94"Hg).

Average wind speed in July
Silverthorne, CO

Average wind speed in July - Silverthorne, CO
  • Average wind speed in July: 4.9mph

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in July
Silverthorne, CO

Average humidity in July - Silverthorne, CO
  • Average humidity in July: 61%

The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is June (53%).

Average rainfall in July
Silverthorne, CO

Average rainfall in July - Silverthorne, CO
  • Average rainfall in July: 1.89"

The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is September (0.91").

Average rainfall days in July
Silverthorne, CO

Average rainfall days in July - Silverthorne, CO
  • Average rainfall days in July: 17.6 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is November (3.6 days).

Average snowfall in July
Silverthorne, CO

Average snowfall in July - Silverthorne, CO
  • Average snowfall in July: 0.28"

The month with the highest snowfall is March (14.61").
The month with the least snowfall is August (0.24").

Average snowfall days in July
Silverthorne, CO

Average snowfall days in July - Silverthorne, CO
  • Average snowfall days in July: 0.6 days

The month with the highest number of snowfall days is March (20.3 days).
The month with the least snowfall days is July (0.6 days).

Average daylight in July /
Average sunshine in July
Silverthorne, CO

Average daylight in July / Average sunshine in July - Silverthorne, CO
  • Average daylight in July: 14h and 4min

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 24min).

  • Average sunshine in July: 11h and 2min

The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).

Average sunshine days in July
Silverthorne, CO

Average sunshine days in July - Silverthorne, CO
  • Average sunshine days in July: 9.8 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is April (7.4 days).

Average UV index in July
Silverthorne, CO

Average UV index in July - Silverthorne, CO
  • Average UV index in July: 4

The months with the highest UV index are July and August (UV index 4).
The months with the lowest UV index are February and December (UV index 1).

Average cloud cover in July
Silverthorne, CO

Average cloud cover in July - Silverthorne, CO
  • Average cloud cover in July: 24

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 17).

Average visibility in July
Silverthorne, CO

Average visibility in July - Silverthorne, CO
  • Average visibility in July: 6mi

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

Silverthorne, Colorado, USA

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