July weather forecast
Iona, ID

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Weather in July

July in Iona, Idaho, is a tropical summer month, with an average temperature varying between 54.1°F (12.3°C) and 86.2°F (30.1°C).

Temperature

July, with an average high of 86.2°F (30.1°C) and a low of 54.1°F (12.3°C), signifies the warmest month of the year.

Humidity

In July, the average relative humidity is 36%.

Rainfall

The month with the least rainfall in Iona is July, when the rain falls for 6.6 days and typically collects 0.35" (9mm) of precipitation.

Snowfall

June through August are months without snowfall.

Daylight

In Iona, Idaho, the average length of the day in July is 15h and 2min.
On the first day of July in Iona, sunrise is at 5:50 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.

Sunshine

The month with the most sunshine in Iona, Idaho, is July, with an average of 11.8h of 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 risk from unprotected exposure to Sun's UV rays for average individuals.
Note: During July, 6 as the daily maximum UV index converts into the following advice:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

What is the warmest month in Iona?

In Iona, July is the warmest month, with temperatures averaging a high of 86.2°F (30.1°C) and a low of 54.1°F (12.3°C).

How hot does it get in Iona in July?

In Iona, 86.2°F (30.1°C) is the average high-temperature and 54.1°F (12.3°C) is the average low-temperature during July.

What is the average humidity in July in Iona?

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

What is the driest month in Iona?

The month with the least rainfall in Iona is July, when the rain falls for 6.6 days and typically collects 0.35" (9mm) of precipitation.

How many days does it rain in July in Iona?

In Iona, in July, it is raining for 6.6 days, with typically 0.35" (9mm) of accumulated precipitation.

When it does not snow in Iona?

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

How many hours of daylight does Iona have in July?

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

When is the sunrise / sunset in July in Iona?

In July, on the first day of the month, sunrise is at 5:50 am and sunset at 9:12 pm. On the last day of the month, in Iona, Idaho, sunrise is at 6:17 am and sunset at 8:51 pm MDT.

What month has the most sunshine in Iona?

The month with the most sunshine in Iona is July, with an average of 11.8h of sunshine.

How many hours of sunshine does Iona have in July?

In Iona, Idaho, the average sunshine duration in July is 11.8h.

When is the highest UV index in Iona?

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

What is the UV index reading in July in Iona?

In July, the average daily maximum UV index in Iona, Idaho, is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health 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
Iona, ID

Average temperature in July - Iona, 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).

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Average pressure in July
Iona, ID

Average pressure in July - Iona, 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).

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Average wind speed in July
Iona, ID

Average wind speed in July - Iona, 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).

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Average humidity in July
Iona, ID

Average humidity in July - Iona, 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%).

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Average rainfall in July
Iona, ID

Average rainfall in July - Iona, 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").

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Average rainfall days in July
Iona, ID

Average rainfall days in July - Iona, 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).

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Average snowfall in July
Iona, ID

Average snowfall in July - Iona, 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").

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Average snowfall days in July
Iona, ID

Average snowfall days in July - Iona, 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).

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

Average daylight in July / Average sunshine in July - Iona, 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).

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Average sunshine days in July
Iona, ID

Average sunshine days in July - Iona, 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).

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Average UV index in July
Iona, ID

Average UV index in July - Iona, 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).

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Average cloud cover in July
Iona, ID

Average cloud cover in July - Iona, 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).

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Average visibility in July
Iona, ID

Average visibility in July - Iona, 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).

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Iona, Idaho, USA

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