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Myrtle Beach January Weather

Averages and records for weather in Myrtle Beach, South Carolina in the month of January.

Typical Myrtle Beach January Weather 1991–2020
Average daily high	55.8 °F
Average daily low	36.5 °F
Average monthly precipitation	2.2 inches
Daily chance of precipitation	31.5%

Myrtle Beach January Weather Records 1949–2024
Highest temperature	81 °F	January 16, 1950
Lowest temperature	13 °F	January 25, 2014
Highest daily low	63 °F	January 13, 2020
Lowest daily high	28 °F	January 29, 2014
Hottest average high temperature	67.6 °F	1950
Coldest average high temperature	49.6 °F	2011
Most daily precipitation	2.5 inches	January 16, 2022
Most monthly precipitation	5.0 inches	2021

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

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
January 1	57.8	38.7	79	20
January 2	57.7	38.6	78	18
January 3	57.6	38.5	79	19
January 4	57.5	38.5	73	16
January 5	57.4	38.3	75	18
January 6	57.3	38.1	73	18
January 7	57.1	37.9	72	16
January 8	56.8	37.5	73	17
January 9	56.7	37.4	74	19
January 10	56.8	37.4	76	18
January 11	56.7	37.3	80	18
January 12	56.5	37.2	77	26
January 13	56.2	36.9	75	21
January 14	56.1	36.8	76	21
January 15	55.9	36.6	75	20
January 16	55.8	36.5	81	22
January 17	55.7	36.3	75	17
January 18	55.8	36.3	78	18
January 19	55.9	36.3	78	14
January 20	55.9	36.4	73	22
January 21	55.9	36.4	77	20
January 22	56.0	36.5	69	21
January 23	56.0	36.6	73	17
January 24	56.1	36.6	72	14
January 25	56.1	36.6	80	13
January 26	56.1	36.4	75	21
January 27	56.0	36.3	80	22
January 28	55.9	36.3	75	19
January 29	55.9	36.4	75	22
January 30	55.9	36.4	74	19
January 31	55.9	36.4	75	17

Weather Station Details

Years	Station	Coordinates
1949–2024	Grand Strand Airport	location