As of 18:36 MDT

Cheyenne, WY weather in December

92°

Cheyenne, Saturday, 8 August, 18:36

Overcast. Feels like 87°. High 93°, low 61°.

Pressure29.74 inHg

Wind20 mph NW

Humidity14%

Visibility6.2 mi

Dew point36°

See detailed hourly forecast

In December, Cheyenne, WY averages a high of 36.8° and a low of 20.1°. About 0.8 inches of precipitation fall over the month (5 wet days). The record high is 68.2° (2021) and the record low -32.8° (1990). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	39°	22.8°	15%	61.9° (2021)	-6.5° (1985)
2	40.1°	23.4°	8%	68.2° (2021)	-6.7° (1985)
3	39.9°	23°	12%	57.4° (1998)	-4.4° (1978)
4	40.5°	23.4°	7%	61.3° (2021)	-8° (1992)
5	38.8°	20.8°	17%	61° (1965)	-21.5° (1972)
6	37°	20.7°	13%	60.6° (2023)	-28.5° (1972)
7	37.8°	21.7°	15%	59.2° (1965)	-17.7° (1978)
8	36.7°	20.3°	15%	59.5° (2020)	-17.9° (1978)
9	37.4°	20.7°	15%	58.3° (2020)	-18.6° (2009)
10	39.2°	21.2°	12%	59.9° (1990)	-20.7° (1972)
11	39°	22.3°	8%	58.3° (1990)	-15.9° (1985)
12	38.7°	21.2°	15%	58.5° (2014)	-6.5° (1972)
13	37.4°	21.4°	12%	55.9° (1988)	-2.2° (1963)
14	37.8°	20.8°	25%	60.6° (2025)	-5.4° (1972)
15	36.7°	21.2°	18%	58.8° (1962)	-4.5° (2008)
16	37.2°	20.7°	12%	59.9° (1962)	-4.7° (1964)
17	37.2°	21.2°	18%	64° (1980)	-17.5° (2016)
18	37°	19°	13%	53.4° (1994)	-19.8° (2016)
19	36.1°	18.9°	10%	58.1° (2025)	-3.5° (1989)
20	36.5°	19.4°	13%	54.7° (2023)	-15.5° (1990)
21	36.3°	19.8°	15%	56.1° (2024)	-24.2° (1990)
22	34.7°	18.9°	13%	62.4° (2025)	-32.8° (1990)
23	34.7°	18.1°	18%	59.9° (2025)	-24.9° (1990)
24	35.1°	17.6°	17%	64.8° (2025)	-19.8° (1983)
25	35.8°	19.6°	30%	63° (2025)	-9° (1983)
26	36°	19.8°	27%	56.5° (1980)	-9.9° (1962)
27	34.7°	19°	13%	63.1° (1980)	-10.1° (2015)
28	34.9°	18.1°	15%	54.7° (1999)	-12.8° (2015)
29	33.4°	17.1°	15%	52.3° (1965)	-12.8° (1983)
30	34°	16.5°	15%	59° (1980)	-18.6° (2014)
31	32.4°	14.9°	18%	55.4° (2025)	-26.1° (2014)