As of 05:05 CDT

Winchester, MO weather in December

74°

Winchester, Sunday, 9 August, 05:05

Partly cloudy. Feels like 75°. High 95°, low 73°.

Pressure30.00 inHg

Wind2 mph SE

Humidity93%

Visibility6.2 mi

Dew point71°

See detailed hourly forecast

In December, Winchester, MO averages a high of 43.2° and a low of 29.4°. About 2.9 inches of precipitation fall over the month (9 wet days). The record high is 75° (2025) and the record low -19.8° (1989). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	46.9°	33.4°	27%	68.4° (1970)	14.7° (1985)
2	48°	33.4°	23%	71.6° (2012)	10° (1985)
3	46.9°	33.6°	33%	72.1° (1998)	13.1° (1985)
4	45.9°	32.7°	27%	69.6° (1998)	8.1° (2006)
5	46.9°	31.8°	27%	72° (1998)	11.1° (2025)
6	44.1°	31.5°	35%	70.2° (1998)	6.3° (1977)
7	43.3°	30.6°	23%	68.4° (1980)	0.5° (1977)
8	43.9°	30.9°	30%	68.9° (1991)	3.6° (2006)
9	44.1°	30.2°	30%	63.1° (2021)	3.7° (1977)
10	44.1°	29.1°	23%	66.2° (1965)	-2.4° (1977)
11	44.1°	29.3°	27%	64.8° (1979)	9° (1972)
12	43.9°	31.1°	25%	70° (2015)	1.9° (1962)
13	43.9°	30.4°	33%	65.5° (1975)	1.9° (1961)
14	44.2°	30.6°	37%	65.3° (2021)	3.4° (1985)
15	44.8°	30.2°	37%	69.4° (2021)	-3.8° (1989)
16	42.4°	29.1°	25%	67.1° (2021)	-8.9° (1989)
17	41.5°	27.7°	20%	62.4° (2006)	-9.9° (1989)
18	42.1°	27.5°	27%	58.8° (2002)	3.7° (2000)
19	42.3°	27.9°	25%	63° (1976)	-2.9° (1983)
20	42.4°	27.9°	23%	64.2° (1988)	-1.1° (2000)
21	41.4°	27.5°	28%	62.4° (1967)	-9.8° (1989)
22	42.1°	27.3°	25%	60.3° (1965)	-18.2° (1989)
23	42.3°	28.4°	28%	66.4° (2025)	-19.8° (1989)
24	39.6°	26.4°	27%	68.4° (2021)	-14.1° (1983)
25	39.6°	25.5°	17%	66° (2019)	-17.3° (1983)
26	41.2°	26.8°	17%	67.5° (2019)	-4.2° (1983)
27	42.4°	28.6°	33%	65.8° (1971)	3.4° (2017)
28	43.3°	28°	32%	75° (2025)	4.1° (2000)
29	41°	28°	33%	68.4° (1984)	-5.3° (1983)
30	41.4°	27.7°	33%	64.9° (1965)	-10.5° (1983)
31	40.1°	27.5°	35%	66.6° (2021)	0.5° (1976)