Montreal · Canada

Montreal in December: every year compared

In December, Montreal averages highs of -2.7 °C and lows of -9.7 °C, with 85 mm of precipitation. The warmest December was 2015 (0.6 °C), the coldest 1989 (-17.7 °C).

Avg. highAvg. high -2.7 °C

Avg. lowAvg. low -9.7 °C

PrecipitationPrecipitation 85 mm

Rainy daysRainy days 12

Day by day through December

Normal high and low for each day of December in Montreal.

Normal high and low, day by dayNormal 1991–2020

Every December in Montreal, ranked

86 months of December since 1940. The last one, 2025, ranks 65 of 86 (−3.1 °C vs normal).

194019832025

2025 · -9.0 °C · −3.1 °C vs normal · rank 65 of 86

Warmest years

120150.6 °C
22001-1.3 °C
32023-2.3 °C
42006-2.5 °C
51996-2.6 °C

Coldest years

11989-17.7 °C
21958-14.2 °C
31963-13.7 °C
41980-13.0 °C
51976-12.1 °C

All 86 years in a table

Year	Mean temperature	Daytime highs	Night lows	Precipitation	Frost days	Snowfall	Rainy days
2025	-9.0 °C	-4.9 °C	-13.7 °C	77 mm	31 days	29 cm	15 days
2024	-5.8 °C	-3.2 °C	-8.9 °C	96 mm	27 days	30 cm	15 days
2023	-2.3 °C	0.1 °C	-4.8 °C	135 mm	25 days	27 cm	12 days
2022	-2.9 °C	-0.2 °C	-5.9 °C	103 mm	26 days	28 cm	13 days
2021	-4.4 °C	-0.9 °C	-8.1 °C	72 mm	29 days	24 cm	11 days
2020	-3.2 °C	-0.2 °C	-6.5 °C	89 mm	29 days	15 cm	13 days
2019	-5.4 °C	-2.3 °C	-8.9 °C	74 mm	30 days	25 cm	10 days
2018	-6.6 °C	-3.1 °C	-10.8 °C	96 mm	30 days	12 cm	8 days
2017	-10.2 °C	-7.2 °C	-13.4 °C	64 mm	30 days	34 cm	10 days
2016	-5.6 °C	-2.6 °C	-9.4 °C	91 mm	29 days	36 cm	12 days
2015	0.6 °C	3.2 °C	-2.2 °C	120 mm	22 days	34 cm	16 days
2014	-4.3 °C	-1.5 °C	-7.5 °C	88 mm	27 days	34 cm	15 days
2013	-9.5 °C	-6.1 °C	-13.3 °C	74 mm	31 days	44 cm	10 days
2012	-4.8 °C	-1.7 °C	-8.1 °C	141 mm	30 days	63 cm	13 days
2011	-4.0 °C	-0.8 °C	-7.9 °C	100 mm	29 days	21 cm	13 days
2010	-6.8 °C	-4.2 °C	-10.3 °C	99 mm	31 days	34 cm	13 days
2009	-6.8 °C	-4.0 °C	-9.9 °C	104 mm	30 days	38 cm	10 days
2008	-7.8 °C	-3.7 °C	-12.6 °C	133 mm	30 days	59 cm	15 days
2007	-7.7 °C	-4.9 °C	-11.3 °C	120 mm	31 days	78 cm	15 days
2006	-2.5 °C	0.3 °C	-6.4 °C	91 mm	27 days	18 cm	12 days
2005	-7.0 °C	-4.0 °C	-10.8 °C	67 mm	31 days	39 cm	11 days
2004	-8.3 °C	-4.3 °C	-13.3 °C	118 mm	31 days	48 cm	14 days
2003	-6.0 °C	-2.9 °C	-9.7 °C	146 mm	29 days	52 cm	15 days
2002	-5.4 °C	-2.5 °C	-9.4 °C	31 mm	31 days	7 cm	5 days
2001	-1.3 °C	1.4 °C	-4.4 °C	44 mm	26 days	18 cm	10 days
2000	-10.4 °C	-7.0 °C	-15.1 °C	108 mm	31 days	47 cm	14 days
1999	-4.5 °C	-1.4 °C	-8.1 °C	50 mm	27 days	10 cm	10 days
1998	-3.4 °C	0.9 °C	-8.0 °C	62 mm	29 days	15 cm	11 days
1997	-7.6 °C	-4.2 °C	-11.9 °C	46 mm	31 days	35 cm	8 days
1996	-2.6 °C	0.0 °C	-5.1 °C	112 mm	27 days	29 cm	19 days
1995	-9.7 °C	-6.4 °C	-13.3 °C	67 mm	31 days	48 cm	13 days
1994	-5.4 °C	-1.8 °C	-9.7 °C	47 mm	27 days	20 cm	7 days
1993	-7.5 °C	-3.5 °C	-11.5 °C	72 mm	30 days	28 cm	8 days
1992	-5.3 °C	-1.6 °C	-8.9 °C	37 mm	30 days	9 cm	9 days
1991	-8.5 °C	-3.9 °C	-13.3 °C	68 mm	30 days	35 cm	12 days
1990	-5.4 °C	-1.3 °C	-10.8 °C	130 mm	31 days	36 cm	14 days
1989	-17.7 °C	-13.1 °C	-22.6 °C	39 mm	31 days	22 cm	6 days
1988	-8.0 °C	-4.1 °C	-12.8 °C	42 mm	31 days	21 cm	8 days
1987	-4.7 °C	-1.6 °C	-8.2 °C	58 mm	30 days	30 cm	8 days
1986	-5.7 °C	-2.2 °C	-9.8 °C	80 mm	31 days	30 cm	8 days
1985	-8.8 °C	-5.2 °C	-13.4 °C	49 mm	31 days	30 cm	14 days
1984	-5.1 °C	-1.4 °C	-9.3 °C	103 mm	30 days	47 cm	12 days
1983	-9.2 °C	-6.0 °C	-13.5 °C	157 mm	31 days	61 cm	13 days
1982	-3.5 °C	0.4 °C	-7.9 °C	90 mm	27 days	7 cm	13 days
1981	-4.9 °C	-2.4 °C	-7.9 °C	62 mm	30 days	45 cm	13 days
1980	-13.0 °C	-7.7 °C	-18.9 °C	85 mm	31 days	32 cm	12 days
1979	-5.3 °C	-2.1 °C	-9.0 °C	68 mm	26 days	10 cm	15 days
1978	-8.1 °C	-4.3 °C	-12.7 °C	91 mm	31 days	50 cm	14 days
1977	-8.3 °C	-5.3 °C	-11.8 °C	114 mm	30 days	61 cm	12 days
1976	-12.1 °C	-6.8 °C	-18.1 °C	62 mm	31 days	28 cm	11 days
1975	-10.3 °C	-6.0 °C	-16.2 °C	108 mm	31 days	41 cm	15 days
1974	-4.8 °C	-2.1 °C	-8.3 °C	95 mm	30 days	42 cm	12 days
1973	-6.3 °C	-2.9 °C	-10.0 °C	188 mm	29 days	63 cm	20 days
1972	-9.3 °C	-5.6 °C	-14.0 °C	147 mm	31 days	79 cm	20 days
1971	-7.9 °C	-3.9 °C	-13.0 °C	98 mm	30 days	36 cm	14 days
1970	-11.7 °C	-8.1 °C	-16.1 °C	84 mm	30 days	55 cm	13 days
1969	-8.9 °C	-5.9 °C	-13.0 °C	134 mm	31 days	72 cm	12 days
1968	-9.6 °C	-6.4 °C	-13.5 °C	111 mm	30 days	62 cm	14 days
1967	-6.4 °C	-2.6 °C	-11.4 °C	95 mm	30 days	23 cm	13 days
1966	-6.6 °C	-3.4 °C	-10.3 °C	106 mm	27 days	35 cm	14 days
1965	-5.6 °C	-2.6 °C	-9.4 °C	66 mm	30 days	20 cm	14 days
1964	-7.3 °C	-3.7 °C	-11.4 °C	103 mm	28 days	34 cm	16 days
1963	-13.7 °C	-10.1 °C	-17.6 °C	28 mm	31 days	10 cm	6 days
1962	-9.6 °C	-5.0 °C	-14.3 °C	72 mm	30 days	39 cm	12 days
1961	-6.4 °C	-3.0 °C	-9.9 °C	77 mm	31 days	29 cm	14 days
1960	-8.4 °C	-4.5 °C	-13.0 °C	55 mm	30 days	33 cm	9 days
1959	-7.7 °C	-5.1 °C	-10.7 °C	79 mm	29 days	30 cm	11 days
1958	-14.2 °C	-10.3 °C	-18.7 °C	42 mm	31 days	27 cm	12 days
1957	-4.3 °C	-0.6 °C	-8.5 °C	137 mm	28 days	39 cm	18 days
1956	-7.1 °C	-3.0 °C	-12.1 °C	58 mm	31 days	24 cm	19 days
1955	-12.1 °C	-8.5 °C	-16.4 °C	43 mm	31 days	26 cm	7 days
1954	-7.9 °C	-4.7 °C	-11.7 °C	121 mm	31 days	70 cm	12 days
1953	-3.1 °C	0.3 °C	-7.3 °C	85 mm	25 days	16 cm	16 days
1952	-5.8 °C	-2.7 °C	-9.1 °C	139 mm	30 days	62 cm	11 days
1951	-7.6 °C	-3.9 °C	-11.9 °C	97 mm	27 days	55 cm	14 days
1950	-7.9 °C	-5.0 °C	-11.2 °C	83 mm	31 days	38 cm	13 days
1949	-6.2 °C	-1.9 °C	-10.8 °C	79 mm	27 days	11 cm	12 days
1948	-4.8 °C	-1.7 °C	-8.6 °C	91 mm	29 days	26 cm	9 days
1947	-10.9 °C	-7.1 °C	-14.9 °C	46 mm	31 days	21 cm	9 days
1946	-7.6 °C	-3.0 °C	-12.2 °C	132 mm	29 days	53 cm	16 days
1945	-9.3 °C	-5.5 °C	-13.9 °C	54 mm	31 days	15 cm	8 days
1944	-10.5 °C	-6.9 °C	-14.4 °C	77 mm	31 days	44 cm	13 days
1943	-8.7 °C	-4.1 °C	-13.6 °C	22 mm	30 days	14 cm	10 days
1942	-9.5 °C	-6.2 °C	-13.2 °C	101 mm	31 days	49 cm	12 days
1941	-10.1 °C	-6.4 °C	-14.5 °C	103 mm	31 days	33 cm	13 days
1940	-7.6 °C	-3.3 °C	-12.3 °C	111 mm	31 days	31 cm	15 days

December records

Hottest day

15.1 °C

December 24, 2015 estimate

Nearby station: 17.5 °C on December 6, 2001 measured

Coldest night

-33.4 °C

December 30, 1989 estimate

Nearby station: -32.0 °C on December 30, 1989 measured

Wettest day

48 mm

December 18, 2023 estimate

The weather on your birthday in Montreal

Any day since 1940: high, low, rain, snow, and how warm it was compared with the same date in every other year.

Questions & answers

How warm is Montreal in December?

Highs average -2.7 °C and lows -9.7 °C. A typical December brings 0 hot days (30 °C or more) and 29 frost days.

Does it rain a lot in Montreal in December?

About 85 mm falls in December, over some 12 days with at least 1 mm. The wettest December was 1973 (188 mm), the driest 1943 (22 mm).

What was the warmest December in Montreal?

2015, with a mean temperature of 0.6 °C. The coldest was 1989 (-17.7 °C). The last one, 2025, ranks 65 of 86.