June weather forecast
Porthill, ID

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Weather in June

The first month of the summer, June, is a refreshing month in Porthill, Idaho, with temperature in the range of an average low of 42.1°F (5.6°C) and an average high of 65.3°F (18.5°C).

Temperature

Observing a slight rise in June, the average high-temperature shifts from May's mild 59.7°F (15.4°C) to an enjoyable 65.3°F (18.5°C). Despite drastic daytime highs, Porthill logs an average low-temperature reading of 42.1°F (5.6°C) throughout June.

Humidity

In Porthill, the average relative humidity in June is 68%.

Rainfall

In Porthill, in June, during 13.8 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. Throughout the year, there are 157.1 rainfall days, and 21.61" (549mm) of precipitation is accumulated.

Snowfall

In Porthill, snow does not fall in May through August.

Daylight

June has the longest days of the year in Porthill, with an average of 16h and 6min of daylight.
On the first day of the month, sunrise is at 5:45 am and sunset at 9:42 pm. On the last day of June, sunrise is at 5:45 am and sunset at 9:53 pm MDT.

Sunshine

In Porthill, Idaho, the average sunshine in June is 9.9h.

UV index

In Porthill, the average daily maximum UV index in June is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 4 during June translates into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Frequently asked questions

What is the temperature in June in Porthill?

The high-temperature, in June, in Porthill, is 65.3°F (18.5°C), while the low-temperature averages to 42.1°F (5.6°C).

What is the average humidity in June in Porthill?

The average relative humidity in June in Porthill, Idaho, is 68%.

How many days does it rain in June in Porthill?

In Porthill, during June, the rain falls for 13.8 days and regularly aggregates up to 1.57" (40mm) of precipitation.

When it does not snow in Porthill?

May through August are months without snowfall.

When are the longest days in Porthill?

The month with the longest days is June, with an average of 16h and 6min of daylight.

How many hours of daylight does Porthill have in June?

In June, the average day length in Porthill is 16h and 8min.

When is the sunrise / sunset in June in Porthill?

In June, on the first day of the month, sunrise is at 5:45 am and sunset at 9:42 pm. On the last day of the month, sunrise is at 5:45 am and sunset at 9:53 pm MDT.

How long on average sun shines in June in Porthill?

In Porthill, Idaho, the average sunshine duration in June is 9.9h.

What is the UV index reading in June in Porthill?

In June, the average daily maximum UV index in Porthill is 4. A UV Index reading of 3 to 5 represents a moderate health threat from 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 June
Porthill, ID

Average temperature in June - Porthill, ID
  • Average high temperature in June: 65.3°F

The warmest month (with the highest average high temperature) is August (76.3°F).
The month with the lowest average high temperature is December (27.3°F).

  • Average low temperature in June: 42.1°F

The month with the highest average low temperature is August (47.7°F).
The coldest months (with the lowest average low temperature) are January and December (16.3°F).

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Average pressure in June
Porthill, ID

Average pressure in June - Porthill, ID
  • Average pressure in June: 29.91"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in June
Porthill, ID

Average wind speed in June - Porthill, ID
  • Average wind speed in June: 4.3mph

The windiest month (with the highest average wind speed) is June (4.3mph).
The calmest month (with the lowest average wind speed) is December (3.5mph).

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Average humidity in June
Porthill, ID

Average humidity in June - Porthill, ID
  • Average humidity in June: 68%

The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (55%).

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Average rainfall in June
Porthill, ID

Average rainfall in June - Porthill, ID
  • Average rainfall in June: 1.57"

The wettest month (with the highest rainfall) is December (2.76").
The driest month (with the least rainfall) is August (0.43").

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Average rainfall days in June
Porthill, ID

Average rainfall days in June - Porthill, ID
  • Average rainfall days in June: 13.8 days

The month with the highest number of rainy days is April (19.7 days).
The month with the least rainy days is August (6.5 days).

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Average snowfall in June
Porthill, ID

Average snowfall in June - Porthill, ID
  • Average snowfall in June: 0"

The month with the highest snowfall is January (11.02").
The months with the least snowfall are May, June, July and August (0").

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Average snowfall days in June
Porthill, ID

Average snowfall days in June - Porthill, ID
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is December (17.4 days).
The months with the least snowfall days are May, June, July and August (0 days).

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Average daylight in June /
Average sunshine in June
Porthill, ID

Average daylight in June / Average sunshine in June - Porthill, ID
  • Average daylight in June: 16h and 1min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in June: 9h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

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Average sunshine days in June
Porthill, ID

Average sunshine days in June - Porthill, ID
  • Average sunshine days in June: 13.9 days

The month with the most sunshine days is August (21.8 days).
The month with the least sunshine days is March (7.7 days).

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Average UV index in June
Porthill, ID

Average UV index in June - Porthill, ID
  • Average UV index in June: 4

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in June
Porthill, ID

Average cloud cover in June - Porthill, ID
  • Average cloud cover in June: 35

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 15).

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Average visibility in June
Porthill, ID

Average visibility in June - Porthill, ID
  • Average visibility in June: 6mi

The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is January (2mi).

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Porthill, Idaho, USA

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