Average December Temperature in Lethbridge by Year

This page contains a list of the average monthly high and low temperatures in Lethbridge, Alberta for the month of December each year between 1938 and 2023. It is based on NOAA data.

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What Was the Hottest December Ever in Lethbridge?

2023 was the warmest December in the history of Lethbridge, Alberta. The average daily high temperature was 8.0 °C, and the average low was -4.1 °C.

What Was the Coldest December Ever in Lethbridge?

1983 was the coolest December in the history of Lethbridge, Alberta. The average daily high temperature was -11.2 °C, and the average low was -23.2 °C.

* click column headers to sort

Year	Rank	High (°C)	Low (°C)
2023	1	8.0	-4.1
2022	75	-5.5	-17.0
2021	69	-4.2	-17.3
2020	12	4.6	-6.6
2019	25	2.1	-7.4
2018	28	2.6	-8.2
2017	57	-1.5	-13.6
2016	73	-5.8	-16.4
2015	44	0.3	-10.1
2012	58	-1.6	-14.2
2010	55	-1.6	-12.8
2009	80	-7.4	-19.4
2008	71	-4.6	-17.4
2007	46	-0.1	-12.4
2006	17	4.5	-8.0
2005	40	1.2	-9.7
2004	32	3.2	-10.1
2003	18	4.0	-7.7
2002	24	3.8	-9.0
2001	48	0.1	-12.8
2000	66	-3.5	-17.0
1999	2	7.2	-5.0
1998	56	-1.5	-13.1
1997	19	3.8	-8.3
1996	74	-5.8	-16.7
1995	67	-3.4	-17.2
1994	39	2.8	-11.1
1993	11	4.5	-6.2
1991	8	5.9	-6.7
1990	65	-4.1	-16.2
1989	34	1.7	-9.1
1988	43	1.8	-11.3
1987	22	3.5	-8.4
1986	9	4.9	-6.5
1985	30	1.5	-7.5
1984	76	-5.8	-17.7
1983	82	-11.2	-23.2
1982	35	1.0	-8.6
1981	51	-0.7	-12.8
1980	54	-1.5	-12.6
1979	10	6.4	-8.1
1978	61	-3.6	-13.4
1977	68	-5.2	-16.2
1976	26	3.6	-8.9
1975	37	2.2	-10.1
1974	15	4.2	-7.3
1973	45	0.4	-10.4
1972	63	-3.7	-14.9
1971	77	-5.4	-18.2
1970	62	-3.3	-14.9
1969	29	2.9	-8.6
1968	79	-6.7	-18.8
1967	52	-0.3	-13.2
1966	41	0.7	-9.3
1965	49	-1.7	-11.2
1964	81	-10.2	-22.3
1963	53	-1.6	-12.2
1962	20	4.0	-8.6
1961	60	-1.9	-15.0
1960	38	1.1	-9.1
1959	4	5.8	-4.7
1958	27	2.7	-8.0
1957	6	5.8	-5.0
1956	36	2.3	-9.9
1955	72	-4.3	-17.7
1954	7	5.4	-4.9
1953	13	4.2	-6.8
1952	14	3.8	-6.6
1951	70	-5.9	-16.1
1950	23	3.0	-7.9
1949	78	-6.4	-17.5
1948	64	-3.9	-16.0
1947	21	2.8	-7.7
1946	50	-1.1	-11.9
1945	59	-2.7	-14.1
1944	33	1.5	-8.8
1943	5	6.6	-5.5
1942	47	-1.0	-11.5
1941	42	1.1	-9.8
1940	16	3.0	-6.1
1939	3	5.8	-4.0
1938	31	1.3	-8.2

Weather Station Details

Years	Station	Coordinates
2011–2024	Lethbridge	location
2006–2011	Lethbridge AWOS A	location
1938–2005	Lethbridge A	location