San Marcos January Weather Averages California, United States of America

January Weather Averages for San Marcos

High Temp	18°C	65°F
Low Temp	8°C	47°F
Avg Temp	13°C	55°F
Sunshine Hours	279 hours
Rainfall	62.40 mm	2.46 In
Rain days	3 days
Pressure	1019 mb	31 In

San Marcos January Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	15°C / 58°F	6°C / 43°F	10°C / 50°F	243 hours	139.70 mm / 5.50 In	7 days	1019 mb / 31 In
2009	20°C / 67°F	8°C / 47°F	13°C / 55°F	305 hours	14.20 mm / 0.56 In	2 days	1020 mb / 31 In
2010	18°C / 65°F	8°C / 46°F	12°C / 54°F	286 hours	147.44 mm / 5.80 In	6 days	1015 mb / 30 In
2011	19°C / 66°F	7°C / 45°F	12°C / 54°F	335 hours	21.80 mm / 0.86 In	3 days	1019 mb / 31 In
2012	19°C / 67°F	8°C / 46°F	13°C / 55°F	310 hours	12.70 mm / 0.50 In	2 days	1020 mb / 31 In
2013	17°C / 63°F	6°C / 43°F	11°C / 51°F	296 hours	25.90 mm / 1.02 In	2 days	1020 mb / 31 In
2014	22°C / 71°F	9°C / 48°F	14°C / 58°F	334 hours	5.00 mm / 0.20 In	0 days	1018 mb / 31 In
2015	20°C / 68°F	9°C / 48°F	14°C / 57°F	288 hours	15.10 mm / 0.59 In	3 days	1019 mb / 31 In
2016	17°C / 63°F	8°C / 46°F	12°C / 54°F	225 hours	110.50 mm / 4.35 In	5 days	1019 mb / 31 In
2017	16°C / 60°F	8°C / 46°F	11°C / 53°F	222 hours	187.74 mm / 7.39 In	10 days	1019 mb / 31 In
2018	21°C / 69°F	10°C / 51°F	15°C / 59°F	300 hours	49.80 mm / 1.96 In	2 days	1019 mb / 31 In
2019	18°C / 64°F	8°C / 47°F	13°C / 55°F	263 hours	96.30 mm / 3.79 In	6 days	1020 mb / 31 In
2020	18°C / 64°F	9°C / 48°F	13°C / 55°F	321 hours	9.20 mm / 0.36 In	1 days	1019 mb / 31 In
2021	18°C / 65°F	9°C / 48°F	13°C / 55°F	288 hours	69.73 mm / 2.75 In	3 days	1017 mb / 31 In
2022	19°C / 66°F	9°C / 48°F	13°C / 56°F	264 hours	12.10 mm / 0.48 In	1 days	1019 mb / 31 In
2023	16°C / 60°F	8°C / 46°F	11°C / 53°F	181 hours	207.35 mm / 8.16 In	9 days	1018 mb / 31 In
2024	17°C / 63°F	10°C / 50°F	13°C / 55°F	261 hours	51.57 mm / 2.03 In	3 days	1017 mb / 31 In
2025	16°C / 61°F	7°C / 44°F	11°C / 52°F	256 hours	24.37 mm / 0.96 In	1 days	1021 mb / 31 In

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