World Resorts USA Keystone Weather

Keystone weather in December

Weather in Keystone: December

Average day temperature: 26.3°F
Average night temperature: 8.3°F
Number of sunny days: 10 days
Day length: 9.4 - 9.6 hours
Number of days with precipitation: 1 day
Precipitation totals: 0.9 in.

Air temperature in December, °F

Show year:
2023
2022
2021

The highest day temperature during December of 2023 was 47°F. At the same time the lowest night temperature was -9°F. Day and night temperature averages during December were 27.2°F and 9.8°F.

Sunny, partly cloudy and cloudy days

Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in December, in.

Precipitation total value in Keystone in December is 0.9 in. Other months of the year show relatively similar values.

Wind speed in December, mph

The average wind speed value in December is 5.2 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 4.6.

Best time for vacation in Keystone

Sunniest months:
September 19 days
October 19 days
November 17 days
Warmest months:
July 70.3 °F
August 68.9 °F
June 63.4 °F
Coldest months:
January 23.8 °F
February 24.7 °F
December 26.3 °F
Rainiest months:
August 3 days
June 2 days
September 2 days
Windiest months:
April 6.9 mph
May 6.5 mph
June 6.0 mph

Keystone on a weather map

Keystone
+28°F
NE 3 mph
Feels like: +19°F
Precip.: 0%
Places in USA:
Name
°F
+16°F
+25°F
+75°F
+75°F
+54°F
+54°F
+63°F
+21°F
+52°F
+54°F
+54°F
+50°F
+48°F
+46°F
+23°F
24 Hours Forecast
Keystone
Local time: 01:11
December 22, sunday
0300
28°F
N
3 mph
0600
27°F
NE
3 mph
0900
27°F
NE
4 mph
1200
36°F
E
4 mph
1500
36°F
E
7 mph
1800
30°F
NE
2 mph
2100
28°F
N
2 mph
December 23, monday
0000
27°F
NE
2 mph
Units of measurement: °C / °F