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Climate · Keystone

Keystone in June

Warm and wet, as the days hold steady.

Typical weather, averaged over 30 years

June in Keystone is warm: highs near 76°F, lows near 52°F. Rain falls on about four days a week, and daylight holds at about 15 hours 25 minutes.June in Keystone is warm: highs near 24°C, lows near 11°C. Rain falls on about four days a week, and daylight holds at about 15 hours 25 minutes.

High
76°F24°Caverage
Low
52°F11°Caverage
Wet days
4a week · 57% of days
Daylight
15h 25mon average

Is June a good time to visit Keystone?

A good month, just outside Keystone's best months, which run from September.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How June sits in the year

week by week

Temperature

Highs near 76°F in June, against 38°F to 84°F through the year.Highs near 24°C in June, against 3°C to 29°C through the year.

Chance of a wet day

57% of days in June, against 16% to 57% through the year.

Cloud cover

39% cover in June, against 27% to 54% through the year.

Daylight

15h 25m in June, against 8h 57m to 15h 25m through the year.

Week by week, lightly smoothed, with June shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. May64°18°low 41°low 5°4 wet days a weekRain on about four days a week.
  2. June76°24°low 52°low 11°4 wet days a weekRain on about four days a week.
  3. July84°29°low 60°low 16°4 wet days a weekRain on about four days a week.

Where Keystone sits, in June

America/Denver
this place
typical high in June 40°F4°C95°F35°C
Sunrise, mid-June
5:10 AMsets 8:37 PM
Above the sea
1,430 mupland
Latitude
43.9°Nnorthern hemisphere
Nearest of ours
Saratoga386 km south-west

The land around Keystone, shaded by its typical high in June, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in United States in June

high · low · wet days
See June on the planning mapThe whole year in Keystone

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Keystone. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.