June weather forecast
Nampa, ID

Weather in June

The first month of the summer, June, is a moderately hot month in Nampa, Idaho, with average temperature ranging between min 55.2°F (12.9°C) and max 79.2°F (26.2°C).

Temperature

In Nampa, the average high-temperature in June marginally rises, from a pleasant 70.3°F (21.3°C) in May, to a moderately hot 79.2°F (26.2°C). The average low-temperature,, is 55.2°F (12.9°C).

Humidity

In Nampa, the average relative humidity is 42%.

Rainfall

In June, the rain falls for 7.3 days. Throughout June, 0.75" (19mm) of precipitation is accumulated. In Nampa, Idaho, during the entire year, the rain falls for 98.5 days and collects up to 9.69" (246mm) of precipitation.

Snowfall

May through October are months without snowfall in Nampa, Idaho.

Daylight

June has the longest days of the year in Nampa, Idaho, with an average of 15.4h of daylight.

Sunshine

In June, the average sunshine is 11.5h.

UV index

The average daily maximum UV index in Nampa is 6. A UV Index reading of 6 to 7 represents a high threat to health from the exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the average humidity in June in Nampa?

In June, the average relative humidity in Nampa is 42%.

How many days does it rain in June in Nampa?

In Nampa, Idaho, during June, the rain falls for 7.3 days and regularly aggregates up to 0.75" (19mm) of precipitation.

When it does not snow in Nampa?

May through October are months without snowfall in Nampa, Idaho.

When are the longest days in Nampa?

June has the longest days of the year in Nampa, with an average of 15.4h of daylight.

How many hours of daylight does Nampa have in June?

The average length of the day in June is 15.4h.

How many hours of sunshine does Nampa have in June?

In Nampa, the average sunshine in June is 11.5h.

What is the UV index reading in June in Nampa?

The average daily maximum UV index in June is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV rays.

Average temperature in June
Nampa, ID

Average temperature in June - Nampa, ID
  • Average high temperature in June: 79.2°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is December (36.5°F).

  • Average low temperature in June: 55.2°F

The month with the highest average low temperature is August (63.3°F).
The coldest month (with the lowest average low temperature) is December (25.7°F).

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Average pressure in June
Nampa, ID

Average pressure in June - Nampa, ID
  • Average pressure in June: 29.9"

The month with the highest atmospheric pressure is January (30.25").
The month with the lowest atmospheric pressure is June (29.9").

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Average wind speed in June
Nampa, ID

Average wind speed in June - Nampa, ID
  • Average wind speed in June: 6.8mph

The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is January (5.8mph).

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Average humidity in June
Nampa, ID

Average humidity in June - Nampa, ID
  • Average humidity in June: 42%

The month with the highest relative humidity is January (78%).
Months with the lowest relative humidity are July and August (29%).

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Average rainfall in June
Nampa, ID

Average rainfall in June - Nampa, ID
  • Average rainfall in June: 0.75"

The wettest month (with the highest rainfall) is March (1.46").
The driest months (with the least rainfall) are July and August (0.12").

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Average rainfall days in June
Nampa, ID

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

The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is August (3.1 days).

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Average snowfall in June
Nampa, ID

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

The month with the highest snowfall is January (3.23").
Months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in June
Nampa, ID

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

The month with the highest number of snowfall days is December (6.6 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in June / Average sunshine in June - Nampa, ID
  • Average daylight in June: 15.4h

The month with the longest days is June (Average daylight: 15.4h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in June: 11.5h

The month with the most sunshine is July (Average sunshine: 12h).
Months with the least sunshine are January and December (Average sunshine: 5.8).

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Average sunshine days in June
Nampa, ID

Average sunshine days in June - Nampa, ID
  • Average sunshine days in June: 20.3 days

The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is March (14 days).

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Average UV index in June
Nampa, ID

Average UV index in June - Nampa, ID
  • Average UV index in June: 6

The month with the highest UV index is July (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in June
Nampa, ID

Average cloud cover in June - Nampa, ID
  • Average cloud cover in June: 18

Months with the most cloud cover are January and December (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 8).

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Average visibility in June
Nampa, ID

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

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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