June weather forecast
Iona, ID

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Weather in June

June, the first month of the summer in Iona, is a warm month, with temperature in the range of an average high of 75°F (23.9°C) and an average low of 47.1°F (8.4°C).

Temperature

Iona sees an increase in average high-temperatures during June, moving from an enjoyable 64.4°F (18°C) in May to a warm 75°F (23.9°C). With a notable disparity from daily peak temperatures, the average low-temperature settles at a frosty 47.1°F (8.4°C) throughout June.

Humidity

The average relative humidity in June is 47%.

Rainfall

In Iona, during June, the rain falls for 7.3 days and regularly aggregates up to 0.59" (15mm) of precipitation. Throughout the year, there are 84.3 rainfall days, and 6.97" (177mm) of precipitation is accumulated.

Snowfall

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

Daylight

The month with the longest days is June, with an average of 15h and 24min of daylight.
On the first day of June, sunrise is at 5:49 am and sunset at 9:02 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 9:12 pm MDT.

Sunshine

In June, the average sunshine is 11.7h.

UV index

The average daily maximum UV index in June is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: In June, a daily UV index of 5 turns into the following recommendations:
Take precautions - Protection against sunburn is recommended. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Frequently asked questions

What is the usual temperature for Iona in June?

June temperatures vary between a high-temperature of 75°F (23.9°C) and a low-temperature of 47.1°F (8.4°C).

What is the average humidity in June?

In Iona, the average relative humidity in June is 47%.

How much does it rain in June?

In Iona, in June, during 7.3 rainfall days, 0.59" (15mm) of precipitation is typically accumulated.

When it does not snow?

June through August are months without snowfall.

Does it snow in June?

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

When are the longest days?

June has the longest days of the year in Iona, with an average of 15h and 24min of daylight.

How many hours of daylight does Iona have in June?

In June, the average day length is 15h and 22min.

When are sunrise and sunset in June?

On the first day of June, sunrise is at 5:49 am and sunset at 9:02 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 9:12 pm MDT.

How long on average sun shines in June?

In Iona, the average sunshine duration in June is 11.7h.

What is the UV index reading in June?

In June, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health risk 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 June
Iona, ID

Average temperature in June - Iona, ID
  • Average high temperature in June: 75°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 June: 47.1°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 June
Iona, ID

Average pressure in June - Iona, ID
  • Average pressure in June: 29.91"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 June
Iona, ID

Average wind speed in June - Iona, ID
  • Average wind speed in June: 8.8mph

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 June
Iona, ID

Average humidity in June - Iona, ID
  • Average humidity in June: 47%

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

Average rainfall in June
Iona, ID

Average rainfall in June - Iona, ID
  • Average rainfall in June: 0.59"

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 June
Iona, ID

Average rainfall days in June - Iona, ID
  • Average rainfall days in June: 7.3 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 June
Iona, ID

Average snowfall in June - Iona, ID
  • Average snowfall in June: 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 June
Iona, ID

Average snowfall days in June - Iona, ID
  • Average snowfall days in June: 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 June /
Average sunshine in June
Iona, ID

Average daylight in June / Average sunshine in June - Iona, ID
  • Average daylight in June: 15h and 2min

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 June: 11h and 4min

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 June
Iona, ID

Average sunshine days in June - Iona, ID
  • Average sunshine days in June: 19.3 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 June
Iona, ID

Average UV index in June - Iona, ID
  • Average UV index in June: 5

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 June
Iona, ID

Average cloud cover in June - Iona, ID
  • Average cloud cover in June: 19

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 June
Iona, ID

Average visibility in June - Iona, ID
  • Average visibility in June: 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).

Iona, Idaho, USA

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