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Belfast January Weather

Averages and records for weather in Belfast, United Kingdom in the month of January.

Typical Belfast January Weather 1991–2020
Average daily high	8.0 °C
Average daily low	2.5 °C
Average monthly precipitation	8.9 cm
Daily chance of precipitation	69.9%

Belfast January Weather Records 1959–2024
Highest temperature	14.7 °C	January 25, 2003
Lowest temperature	-9.9 °C	January 12, 1982
Highest daily low	10.6 °C	January 10, 1998
Lowest daily high	-0.4 °C	January 12, 1987
Hottest average high temperature	9.9 °C	1989
Coldest average high temperature	2.7 °C	1963
Most daily precipitation	3.7 cm	January 19, 1973
Most monthly precipitation	18.7 cm	1974

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°C)		Record (°C)
Day	High	Low	High	Low
January 1	8.0	2.4	12.9	-7.6
January 2	8.0	2.4	12.7	-7.0
January 3	8.1	2.4	12.7	-4.2
January 4	8.1	2.4	12.7	-4.3
January 5	8.1	2.5	12.8	-3.9
January 6	8.1	2.4	14.4	-5.6
January 7	8.0	2.4	13.1	-6.0
January 8	8.1	2.4	14.1	-7.1
January 9	8.1	2.4	14.0	-6.0
January 10	8.1	2.4	13.2	-3.9
January 11	8.1	2.4	12.5	-5.4
January 12	8.1	2.4	13.4	-9.9
January 13	8.1	2.4	13.3	-7.5
January 14	8.1	2.4	12.9	-5.6
January 15	8.1	2.5	14.2	-3.3
January 16	8.0	2.5	11.1	-3.0
January 17	8.1	2.5	11.1	-4.8
January 18	8.1	2.5	14.0	-3.4
January 19	8.1	2.4	13.1	-2.0
January 20	8.1	2.4	13.6	-4.6
January 21	8.1	2.4	12.9	-2.6
January 22	8.2	2.4	14.2	-2.8
January 23	8.2	2.4	13.6	-4.4
January 24	8.2	2.5	14.4	-4.4
January 25	8.2	2.4	14.7	-3.9
January 26	8.1	2.5	13.2	-3.6
January 27	8.1	2.5	13.5	-5.5
January 28	8.1	2.4	13.7	-5.5
January 29	8.2	2.4	12.8	-4.5
January 30	8.2	2.5	13.8	-2.8
January 31	8.2	2.4	13.0	-4.1

Weather Station Details

Years	Station	Coordinates
1959–2024	Stormont Castle	location