Jackson
Wyoming, USA
Long-term weather forecast
Long-term weather forecast

June weather forecast and climate
Jackson, WY

A calm and clear river and vast green fields approaching the iconic white mountains within the Grand Teton National Park in Jackson, Wyoming
A calm and clear river and vast green fields approaching the iconic white mountains within the Grand Teton National Park in Jackson, Wyoming
The first month of the summer, June, is a comfortable month in Jackson, Wyoming, with temperature in the range of an average low of 32°F (0°C) and an average high of 63°F (17.2°C).

Temperature

In June, the average high-temperature rises, from a cool 50.5°F (10.3°C) in May, to a comfortable 63°F (17.2°C). In Jackson, the average low-temperature is 32°F (0°C).

Humidity

In Jackson, the average relative humidity in June is 64%.

Rainfall

In Jackson, it is raining for 14.8 days, with typically 2.44" (62mm) of accumulated precipitation. Throughout the year, there are 103 rainfall days, and 29.84" (758mm) of precipitation is accumulated.

Snowfall

January through December are months with snowfall. In Jackson, during June, snow falls for 4.8 days and regularly aggregates up to 4.76" (121mm) of snow. In Jackson, during the entire year, snow falls for 173.6 days, and aggregates up to 181.26" (4604mm) of snow.

Daylight

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

Sunshine

In June, the average sunshine in Jackson is 10.8h.

UV index

The average daily maximum UV index in Jackson, Wyoming, is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to the UV radiation for the average person.
Note: The average daily UV index of 4 transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in June in Jackson?

In June, in Jackson, Wyoming, the average high-temperature is 63°F (17.2°C), and the average low-temperature is 32°F (0°C).

What is the average humidity in June in Jackson?

The average relative humidity in June in Jackson, Wyoming, is 64%.

How many days does it rain in June in Jackson?

In Jackson, Wyoming, during June, the rain falls for 14.8 days and regularly aggregates up to 2.44" (62mm) of precipitation.

How many days does it snow in June in Jackson?

In Jackson, in June, during 4.8 snowfall days, 4.76" (121mm) of snow is typically accumulated.

When are the longest days in Jackson?

The month with the longest days in Jackson, Wyoming, is June, with an average of 15.4h of daylight.

How many hours of daylight does Jackson have in June?

In Jackson, Wyoming, the average length of the day in June is 15.4h.

How many hours of sunshine does Jackson have in June?

In Jackson, Wyoming, the average sunshine in June is 10.8h.

What is the UV index intensity in June in Jackson?

In June, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to the UV radiation.
Average temperature in June - Jackson, WY
  • Average high temperature in June: 63°F

The warmest month (with the highest average high temperature) is July (73.4°F).
The month with the lowest average high temperature is December (21.9°F).

  • Average low temperature in June: 0°F

Months with the highest average low temperature are January, February, March, April, May, June, July, August, September, October, November and December (0°F).
Coldest months (with the lowest average low temperature) are January, February, March, April, May, June, July, August, September, October, November and December (0°F).

Average humidity in June - Jackson, WY
  • Average humidity in June: 64%

The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is August (50%).

Average rainfall in June - Jackson, WY
  • Average rainfall in June: 2.44"

The wettest month (with the highest rainfall) is February (3.54").
The driest month (with the lowest rainfall) is August (1.34").

Average rainfall days in June - Jackson, WY
  • Average rainfall days in June: 14.8 days

The month with the highest number of rainy days is May (15.4 days).
The month with the lowest number of rainy days is January (2.9 days).

Average snowfall in June - Jackson, WY
  • Average snowfall in June: 4.76"

The month with the highest snowfall is February (29.33").
The month with the lowest snowfall is August (0.12").

Average snowfall days in June - Jackson, WY
  • Average snowfall days in June: 4.8 days

The month with the highest number of snowfall days is March (24.8 days).
The month with the lowest number of snowfall days is July (0.4 days).

Average daylight in June / Average sunshine in June - Jackson, WY
  • Average daylight in June: 15.4h

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

  • Average sunshine in June: 10.8h

The month with most sunshine is July (Average sunshine: 11.6h).
The month with least sunshine is February (Average sunshine: 3.4h).

Average UV index in June - Jackson, WY
  • Average UV index in June: 4

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