June weather forecast
Rock Springs, WY

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Weather in June

June pushes the temperature bar higher in Rock Springs, signifying the onset of summer. An increase in mean temperature from 73.9°F (23.3°C) to 52°F (11.1°C) without snowfall progression announces the arrival of the hot, lazy days. The beautiful combination of abundant sunshine, warm temperatures, and long days create perfect conditions for sightseeing and enjoying water-based outdoor activities. June paints the city in vibrant summer colors, infusing life in local parks, camping sites, and bustling sidewalks.

Temperature

June's arrival sees a rise in the average high-temperature, jumping from May's mild 60.3°F (15.7°C) to a moderately hot 73.9°F (23.3°C). The nighttime temperature in Rock Springs during June exhibits a clear drop from daytime highs, settling at a fresh 52°F (11.1°C).

Humidity

In June, the average relative humidity in Rock Springs is 35%.

Rainfall

In Rock Springs, in June, during 8.3 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. Throughout the year, there are 93.5 rainfall days, and 10.31" (262mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Rock Springs are January through June, September through December. June is the last month it regularly snows. During 0.3 snowfall days, in June, Rock Springs aggregates 0.08" (2mm) of snow. Throughout the year, in Rock Springs, there are 75.5 snowfall days, and 30.16" (766mm) of snow is accumulated.

Daylight

The month with the longest days is June, with an average of 15h and 6min of daylight.
On the first day of the month, sunrise is at 5:44 am and sunset at 8:44 pm. On the last day of June, in Rock Springs, Wyoming, sunrise is at 5:46 am and sunset at 8:54 pm MDT.

Sunshine

In Rock Springs, the average sunshine in June is 11.7h.

UV index

In June, the average daily maximum UV index in Rock Springs is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: A maximum high UV index of 5 in June translates into the following recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the temperature in June in Rock Springs?

The average high-temperature, in June, in Rock Springs, is 73.9°F (23.3°C), while the average low-temperature is 52°F (11.1°C).

What is the average humidity in June in Rock Springs?

The average relative humidity in June in Rock Springs is 35%.

How many days does it rain in June in Rock Springs?

In Rock Springs, in June, during 8.3 rainfall days, 0.79" (20mm) of precipitation is typically accumulated.

What is the last month it snows in Rock Springs?

June is the last month it regularly snows in Rock Springs. During 0.3 snowfall days, in June, Rock Springs aggregates 0.08" (2mm) of snow.

When are the longest days in Rock Springs?

With an average of 15h and 6min of daylight, June has the longest days of the year in Rock Springs, Wyoming.

What is the average length of the day in June in Rock Springs?

In Rock Springs, the average day length in June is 15h and 8min.

When are sunrise and sunset in June in Rock Springs?

In June, on the first day of the month, sunrise is at 5:44 am and sunset at 8:44 pm. On the last day of the month, in Rock Springs, Wyoming, sunrise is at 5:46 am and sunset at 8:54 pm MDT.

How long on average sun shines in June in Rock Springs?

The average sunshine duration in June in Rock Springs, Wyoming, is 11.7h.

What is the UV index intensity in June in Rock Springs?

The average daily maximum UV index in June in Rock Springs is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Rock Springs, WY

Average temperature in June - Rock Springs, WY
  • Average high temperature in June: 73.9°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in June: 52°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

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Average pressure in June
Rock Springs, WY

Average pressure in June - Rock Springs, WY
  • Average pressure in June: 29.89"Hg

The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in June
Rock Springs, WY

Average wind speed in June - Rock Springs, WY
  • Average wind speed in June: 10.6mph

The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

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Average humidity in June
Rock Springs, WY

Average humidity in June - Rock Springs, WY
  • Average humidity in June: 35%

The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are July and August (31%).

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Average rainfall in June
Rock Springs, WY

Average rainfall in June - Rock Springs, WY
  • Average rainfall in June: 0.79"

The wettest month (with the highest rainfall) is May (1.5").
The driest month (with the least rainfall) is July (0.47").

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Average rainfall days in June
Rock Springs, WY

Average rainfall days in June - Rock Springs, WY
  • Average rainfall days in June: 8.3 days

The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is December (4.7 days).

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Average snowfall in June
Rock Springs, WY

Average snowfall in June - Rock Springs, WY
  • Average snowfall in June: 0.08"

The month with the highest snowfall is March (6.14").
The months with the least snowfall are July and August (0").

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Average snowfall days in June
Rock Springs, WY

Average snowfall days in June - Rock Springs, WY
  • Average snowfall days in June: 0.3 days

The month with the highest number of snowfall days is December (13.5 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in June /
Average sunshine in June
Rock Springs, WY

Average daylight in June / Average sunshine in June - Rock Springs, WY
  • Average daylight in June: 15h and 1min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in June: 11h and 4min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 54min).

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Average sunshine days in June
Rock Springs, WY

Average sunshine days in June - Rock Springs, WY
  • Average sunshine days in June: 18.7 days

The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is April (11.5 days).

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Average UV index in June
Rock Springs, WY

Average UV index in June - Rock Springs, WY
  • 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, April, October, November and December (UV index 2).

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Average cloud cover in June
Rock Springs, WY

Average cloud cover in June - Rock Springs, WY
  • Average cloud cover in June: 17

The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in June
Rock Springs, WY

Average visibility in June - Rock Springs, WY
  • 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, February and December (5mi).

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Rock Springs, Wyoming, USA

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