July weather forecast
Idaho Falls, ID

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An eye-catching shot of the Snake River, Idaho Falls, with a view of the iconic Idaho Falls Temple in the back
An eye-catching shot of the Snake River, Idaho Falls, with a view of the iconic Idaho Falls Temple in the back

Weather in July

July in Idaho Falls embraces the full swing of the summer season, radiating with temperatures soaring to a sizzling 86.2°F (30.1°C). Unsurprisingly, this makes July the hottest month of the year. Sun-soaked days and extended daylight hours promote enjoyment of the outdoors. Despite being the peak of summer, it is the second driest month of the year, with low humidity levels to match. Consequently, the city becomes a hub of vibrant and colorful summer time festivities.

Temperature

July is the month when Idaho Falls experiences its warmest temperatures, averaging a high of 86.2°F (30.1°C) and a low of 54.1°F (12.3°C).

Humidity

In Idaho Falls, the average relative humidity in July is 36%.

Rainfall

July is the month with the least rainfall in Idaho Falls. Rain falls for 6.6 days and accumulates 0.35" (9mm) of precipitation.

Snowfall

June through August are months without snowfall.

Daylight

In Idaho Falls, the average length of the day in July is 15h and 2min.
On the first day of the month, sunrise is at 5:51 am and sunset at 9:12 pm. On the last day of July, in Idaho Falls, sunrise is at 6:17 am and sunset at 8:51 pm MDT.

Sunshine

With an average of 11.8h of sunshine, July has the most sunshine of the year in Idaho Falls.

UV index

The month with the highest UV index is July, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In July, a daily maximum UV index of 6 leads to the following instructions:
Prevent overexposure. Protection from the sun's harmful effects is needed. 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. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months in Idaho Falls?

With average high and low temperatures of 86.2°F (30.1°C) and 54.1°F (12.3°C) respectively, July is Idaho Falls's warmest month.

How hot does it get in Idaho Falls in July?

In July, the average high-temperature and low-temperature in Idaho Falls, Idaho, are 86.2°F (30.1°C) and 54.1°F (12.3°C) respectively.

What is the average humidity in July in Idaho Falls?

In July, the average relative humidity in Idaho Falls is 36%.

What is the driest month in Idaho Falls?

July is the month with the least rainfall. Rain falls for 6.6 days and accumulates 0.35" (9mm) of precipitation.

How many days does it rain in July in Idaho Falls?

In Idaho Falls, Idaho, in July, during 6.6 rainfall days, 0.35" (9mm) of precipitation is typically accumulated.

When it does not snow in Idaho Falls?

In Idaho Falls, snow does not fall in June through August.

How many hours of daylight does Idaho Falls have in July?

In Idaho Falls, Idaho, the average day length in July is 15h and 2min.

When are sunrise and sunset in July in Idaho Falls?

On the first day of July, sunrise is at 5:51 am and sunset at 9:12 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 8:51 pm MDT.

What month has the most sunshine in Idaho Falls?

With an average of 11.8h of sunshine, July has the most sunshine of the year.

How long on average sun shines in July in Idaho Falls?

The average sunshine duration in July is 11.8h.

When is the highest UV index in Idaho Falls?

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

What is the UV index reading in July in Idaho Falls?

In Idaho Falls, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high 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 July
Idaho Falls, ID

Average temperature in July - Idaho Falls, ID
  • Average high temperature in July: 86.2°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is December (27.9°F).

  • Average low temperature in July: 54.1°F

The month with the highest average low temperature is August (54.3°F).
The coldest month (with the lowest average low temperature) is January (14.2°F).

Average pressure in July
Idaho Falls, ID

Average pressure in July - Idaho Falls, ID
  • Average pressure in July: 29.96"Hg

The month with the highest atmospheric pressure is January (30.3"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in July
Idaho Falls, ID

Average wind speed in July - Idaho Falls, ID
  • Average wind speed in July: 7.6mph

The windiest month (with the highest average wind speed) is April (9mph).
The calmest month (with the lowest average wind speed) is January (5.8mph).

Average humidity in July
Idaho Falls, ID

Average humidity in July - Idaho Falls, ID
  • Average humidity in July: 36%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (35%).

Average rainfall in July
Idaho Falls, ID

Average rainfall in July - Idaho Falls, ID
  • Average rainfall in July: 0.35"

The wettest months (with the highest rainfall) are May and September (0.83").
The driest month (with the least rainfall) is July (0.35").

Average rainfall days in July
Idaho Falls, ID

Average rainfall days in July - Idaho Falls, ID
  • Average rainfall days in July: 6.6 days

The month with the highest number of rainy days is May (10.7 days).
The month with the least rainy days is January (3.7 days).

Average snowfall in July
Idaho Falls, ID

Average snowfall in July - Idaho Falls, ID
  • Average snowfall in July: 0"

The month with the highest snowfall is January (3.86").
The months with the least snowfall are June, July and August (0").

Average snowfall days in July
Idaho Falls, ID

Average snowfall days in July - Idaho Falls, ID
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is December (12.9 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in July /
Average sunshine in July
Idaho Falls, ID

Average daylight in July / Average sunshine in July - Idaho Falls, ID
  • Average daylight in July: 15h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in July: 11h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in July
Idaho Falls, ID

Average sunshine days in July - Idaho Falls, ID
  • Average sunshine days in July: 20.4 days

The month with the most sunshine days is October (22.1 days).
The month with the least sunshine days is February (16.2 days).

Average UV index in July
Idaho Falls, ID

Average UV index in July - Idaho Falls, 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, February, March, October, November and December (UV index 2).

Average cloud cover in July
Idaho Falls, ID

Average cloud cover in July - Idaho Falls, ID
  • Average cloud cover in July: 11

The months with the most cloud cover are January and February (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 11).

Average visibility in July
Idaho Falls, ID

Average visibility in July - Idaho Falls, ID
  • 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 and February (4mi).

Idaho Falls, Idaho, USA

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