Foster City January Weather Averages California, United States of America

January Weather Averages for Foster City

High Temp	15°C	58°F
Low Temp	8°C	47°F
Avg Temp	11°C	52°F
Sunshine Hours	224 hours
Rainfall	91.58 mm	3.61 In
Rain days	5 days
Pressure	1020 mb	31 In

Foster City January Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	16°C / 60°F	7°C / 45°F	11°C / 52°F	287 hours	24.90 mm / 0.98 In	4 days	1023 mb / 31 In
2010	14°C / 57°F	8°C / 46°F	10°C / 51°F	176 hours	218.68 mm / 8.61 In	12 days	1015 mb / 30 In
2011	14°C / 57°F	8°C / 46°F	10°C / 51°F	276 hours	41.92 mm / 1.65 In	4 days	1021 mb / 31 In
2012	14°C / 58°F	7°C / 45°F	11°C / 51°F	278 hours	59.55 mm / 2.34 In	5 days	1022 mb / 31 In
2013	14°C / 56°F	6°C / 44°F	10°C / 49°F	303 hours	23.30 mm / 0.92 In	2 days	1022 mb / 31 In
2014	17°C / 63°F	8°C / 47°F	12°C / 54°F	310 hours	2.40 mm / 0.09 In	0 days	1021 mb / 31 In
2015	17°C / 62°F	9°C / 48°F	12°C / 54°F	320 hours	0.00 mm / 0.00 In	0 days	1021 mb / 31 In
2016	14°C / 57°F	10°C / 49°F	12°C / 53°F	156 hours	148.90 mm / 5.86 In	11 days	1019 mb / 31 In
2017	13°C / 55°F	8°C / 46°F	10°C / 50°F	169 hours	303.10 mm / 11.93 In	13 days	1017 mb / 31 In
2018	16°C / 60°F	11°C / 51°F	13°C / 55°F	201 hours	78.20 mm / 3.08 In	8 days	1021 mb / 31 In
2019	16°C / 60°F	10°C / 50°F	13°C / 55°F	176 hours	147.82 mm / 5.82 In	8 days	1019 mb / 31 In
2020	14°C / 57°F	9°C / 48°F	11°C / 52°F	194 hours	24.10 mm / 0.95 In	2 days	1023 mb / 31 In
2021	15°C / 58°F	9°C / 48°F	12°C / 53°F	221 hours	69.40 mm / 2.73 In	6 days	1019 mb / 31 In
2022	16°C / 61°F	8°C / 47°F	11°C / 52°F	243 hours	5.30 mm / 0.21 In	0 days	1021 mb / 31 In
2023	14°C / 57°F	8°C / 47°F	11°C / 51°F	185 hours	225.56 mm / 8.88 In	10 days	1017 mb / 30 In
2024	14°C / 57°F	10°C / 50°F	12°C / 53°F	149 hours	159.45 mm / 6.28 In	6 days	1019 mb / 31 In
2025	13°C / 55°F	6°C / 43°F	9°C / 48°F	164 hours	24.28 mm / 0.96 In	2 days	1023 mb / 31 In

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