The highest day temperature in June 2026 was 103°F. The lowest night temperature was 58°F. The average values for day and night temperatures during June were 97.6°F и 68.2°F respectivly.

Most of the days in June are sunny but you can also expect cloudy and gloomy days.

Precipitation total in June for Grand Junction is 0.3 in. This value is relatively stable throughout the year.

The average wind speed in June is 7.6 mph. It makes June the most windy month of the year for Grand Junction.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Grand Junction in June is 12.3 hours.