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Climate · Keystone

Keystone in July

Warm and wet, as the days shorten.

Typical weather, averaged over 30 years

July in Keystone is warm: highs near 84°F, lows near 60°F. Rain falls on about four days a week, and the days shorten by 33 minutes from the first week to the last.July in Keystone is warm: highs near 29°C, lows near 16°C. Rain falls on about four days a week, and the days shorten by 33 minutes from the first week to the last.

High
84°F29°Caverage
Low
60°F16°Caverage
Wet days
4a week · 54% of days
Daylight
15h 05mon average

Is July 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 July sits in the year

week by week

Temperature

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

Chance of a wet day

54% of days in July, against 16% to 57% through the year.

Cloud cover

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

Daylight

15h 05m in July, against 8h 57m to 15h 25m through the year.

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

Either side

  1. June76°24°low 52°low 11°4 wet days a weekRain on about four days a week.
  2. July84°29°low 60°low 16°4 wet days a weekRain on about four days a week.
  3. August82°28°low 59°low 15°3 wet days a weekRain on about three days a week.

Where Keystone sits, in July

America/Denver
this place
typical high in July 40°F4°C95°F35°C
Sunrise, mid-July
5:24 AMsets 8:35 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 July, 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 July

high · low · wet days
See July 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.