San Bruno December Weather Averages California, United States of America

December Weather Averages for San Bruno

High Temp	14°C	57°F
Low Temp	9°C	49°F
Avg Temp	11°C	52°F
Sunshine Hours	203 hours
Rainfall	127.02 mm	5.00 In
Rain days	7 days
Pressure	1019 mb	31 In

San Bruno December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	13°C / 56°F	7°C / 45°F	10°C / 50°F	275 hours	61.59 mm / 2.42 In	6 days	1019 mb / 31 In
2009	13°C / 55°F	7°C / 45°F	10°C / 50°F	204 hours	76.01 mm / 2.99 In	6 days	1018 mb / 31 In
2010	13°C / 56°F	10°C / 49°F	11°C / 52°F	139 hours	206.65 mm / 8.14 In	13 days	1017 mb / 31 In
2011	14°C / 58°F	8°C / 47°F	11°C / 52°F	321 hours	4.90 mm / 0.19 In	0 days	1022 mb / 31 In
2012	13°C / 55°F	9°C / 49°F	11°C / 52°F	183 hours	234.30 mm / 9.22 In	10 days	1018 mb / 31 In
2013	15°C / 58°F	8°C / 46°F	11°C / 51°F	334 hours	8.30 mm / 0.33 In	0 days	1021 mb / 31 In
2014	15°C / 58°F	12°C / 53°F	13°C / 55°F	148 hours	256.65 mm / 10.10 In	14 days	1018 mb / 31 In
2015	13°C / 55°F	9°C / 48°F	11°C / 52°F	208 hours	123.84 mm / 4.88 In	8 days	1020 mb / 31 In
2016	13°C / 55°F	8°C / 47°F	10°C / 51°F	241 hours	121.92 mm / 4.80 In	5 days	1020 mb / 31 In
2017	15°C / 60°F	10°C / 49°F	12°C / 54°F	273 hours	3.20 mm / 0.13 In	0 days	1022 mb / 31 In
2018	14°C / 58°F	10°C / 51°F	12°C / 54°F	222 hours	76.75 mm / 3.02 In	7 days	1021 mb / 31 In
2019	13°C / 56°F	10°C / 51°F	12°C / 53°F	148 hours	196.07 mm / 7.72 In	12 days	1018 mb / 31 In
2020	15°C / 58°F	9°C / 48°F	12°C / 53°F	260 hours	45.00 mm / 1.77 In	4 days	1021 mb / 31 In
2021	13°C / 56°F	9°C / 48°F	11°C / 51°F	184 hours	160.34 mm / 6.31 In	10 days	1016 mb / 30 In
2022	13°C / 55°F	8°C / 47°F	10°C / 50°F	150 hours	191.72 mm / 7.55 In	10 days	1018 mb / 31 In
2023	15°C / 58°F	11°C / 51°F	12°C / 54°F	175 hours	107.17 mm / 4.22 In	5 days	1019 mb / 31 In
2024	12°C / 54°F	9°C / 48°F	10°C / 51°F	58 hours	219.51 mm / 8.64 In	8 days	1022 mb / 31 In

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