July weather forecast
Preston, ID

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Weather in July

In the peak of summer, July sits as the warmest month in Preston, Idaho with temperatures escalating to about 84.4°F (29.1°C) at their highest. The city experiences the longest daylight hours, nearly 15 hours, accentuating its summer vibrancy. With the shift in seasons, precipitation also transitions from rainfall to negligible amounts of snowfall. Increased sunshine and limited cloud cover make July a great time for outdoor exploration and activities. It's the zenith of summer, where warmth, luminosity, and arid conditions dominate Preston.

Temperature

Preston reaches its highest average temperatures in July, measuring 84.4°F (29.1°C) at the peak and 53.8°F (12.1°C) at the lowest.

Humidity

In July, the average relative humidity in Preston is 39%.

Rainfall

The month with the least rainfall in Preston is July, when the rain falls for 5.5 days and typically collects 0.35" (9mm) of precipitation.

Snowfall

In Preston, snow does not fall in June through August.

Daylight

In July, the average length of the day is 14h and 53min.
On the first day of July in Preston, sunrise is at 5:55 am and sunset at 9:07 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 8:47 pm MDT.

Sunshine

With an average of 12h of sunshine, July has the most sunshine of the year in Preston, Idaho.

UV index

With an average maximum UV index of 6, July is the month with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 6 in July transforms into the following instructions:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

What are the warmest months in Preston?

July, recognised by an average high temperature of 84.4°F (29.1°C) and a low of 53.8°F (12.1°C), is Preston's warmest month.

How hot does it get in Preston in July?

During July, Preston experiences an average high-temperature of 84.4°F (29.1°C) and a low-temperature of 53.8°F (12.1°C).

What is the average humidity in July in Preston?

In July, the average relative humidity in Preston, Idaho, is 39%.

What is the driest month in Preston?

The month with the least rainfall in Preston is July, when the rain falls for 5.5 days and typically collects 0.35" (9mm) of precipitation.

How much does it rain in Preston in July?

In July, the rain falls for 5.5 days. Throughout July, 0.35" (9mm) of precipitation is accumulated.

When it does not snow in Preston?

June through August are months without snowfall in Preston, Idaho.

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

The average day length in July in Preston, Idaho, is 14h and 53min.

What time are sunrise and sunset in July in Preston?

On the first day of July in Preston, sunrise is at 5:55 am and sunset at 9:07 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 8:47 pm MDT.

What month has the most sunshine in Preston?

The month with the most sunshine in Preston is July, with an average of 12h of sunshine.

How long on average sun shines in July in Preston?

In Preston, the average sunshine duration in July is 12h.

What is the month with the highest UV index in Preston?

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

How high is the UV index in July in Preston?

In Preston, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.
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
Preston, ID

Average temperature in July - Preston, ID
  • Average high temperature in July: 84.4°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is December (28.8°F).

  • Average low temperature in July: 53.8°F

The month with the highest average low temperature is July (53.8°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).

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Average pressure in July
Preston, ID

Average pressure in July - Preston, ID
  • Average pressure in July: 29.93"Hg

The month with the highest atmospheric pressure is January (30.3"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in July
Preston, ID

Average wind speed in July - Preston, ID
  • Average wind speed in July: 5.4mph

The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest month (with the lowest average wind speed) is January (4.2mph).

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Average humidity in July
Preston, ID

Average humidity in July - Preston, ID
  • Average humidity in July: 39%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (38%).

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Average rainfall in July
Preston, ID

Average rainfall in July - Preston, ID
  • Average rainfall in July: 0.35"

The wettest month (with the highest rainfall) is February (2.24").
The driest month (with the least rainfall) is July (0.35").

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Average rainfall days in July
Preston, ID

Average rainfall days in July - Preston, ID
  • Average rainfall days in July: 5.5 days

The month with the highest number of rainy days is April (16.6 days).
The month with the least rainy days is July (5.5 days).

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Average snowfall in July
Preston, ID

Average snowfall in July - Preston, ID
  • Average snowfall in July: 0"

The month with the highest snowfall is January (16.73").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in July
Preston, ID

Average snowfall days in July - Preston, ID
  • Average snowfall days in July: 0 days

The months with the highest number of snowfall days are January and February (17.6 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in July /
Average sunshine in July
Preston, ID

Average daylight in July / Average sunshine in July - Preston, ID
  • Average daylight in July: 14h and 5min

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 July: 12h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

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Average sunshine days in July
Preston, ID

Average sunshine days in July - Preston, ID
  • Average sunshine days in July: 21.8 days

The month with the most sunshine days is July (21.8 days).
The month with the least sunshine days is February (8.3 days).

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Average UV index in July
Preston, ID

Average UV index in July - Preston, ID
  • 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 and December (UV index 1).

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Average cloud cover in July
Preston, ID

Average cloud cover in July - Preston, ID
  • Average cloud cover in July: 10

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 10).

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Average visibility in July
Preston, ID

Average visibility in July - Preston, ID
  • Average visibility in July: 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, February and December (4mi).

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Preston, Idaho, USA

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