San Juan December Weather Averages Puerto Rico

December Weather Averages for San Juan

High Temp	27°C	81°F
Low Temp	24°C	74°F
Avg Temp	25°C	78°F
Sunshine Hours	170 hours
Rainfall	71.82 mm	2.83 In
Rain days	6 days
Pressure	1015 mb	30 In

San Juan December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	26°C / 79°F	23°C / 73°F	25°C / 76°F	209 hours	27.40 mm / 1.08 In	0 days	1016 mb / 30 In
2009	28°C / 82°F	24°C / 76°F	26°C / 79°F	213 hours	31.50 mm / 1.24 In	5 days	1015 mb / 30 In
2010	26°C / 80°F	23°C / 73°F	24°C / 76°F	176 hours	65.29 mm / 2.57 In	9 days	1013 mb / 30 In
2011	26°C / 80°F	23°C / 74°F	25°C / 77°F	213 hours	32.50 mm / 1.28 In	7 days	1015 mb / 30 In
2012	27°C / 81°F	24°C / 75°F	25°C / 77°F	181 hours	45.86 mm / 1.81 In	4 days	1014 mb / 30 In
2013	27°C / 80°F	24°C / 75°F	25°C / 77°F	125 hours	127.14 mm / 5.01 In	12 days	1016 mb / 30 In
2014	27°C / 80°F	23°C / 74°F	25°C / 77°F	235 hours	57.50 mm / 2.26 In	4 days	1015 mb / 30 In
2015	28°C / 82°F	24°C / 76°F	26°C / 79°F	197 hours	29.37 mm / 1.16 In	3 days	1017 mb / 30 In
2016	28°C / 82°F	24°C / 76°F	26°C / 78°F	209 hours	46.58 mm / 1.83 In	7 days	1016 mb / 30 In
2017	27°C / 81°F	24°C / 75°F	25°C / 78°F	221 hours	44.04 mm / 1.73 In	5 days	1016 mb / 30 In
2018	27°C / 81°F	24°C / 75°F	25°C / 78°F	284 hours	21.70 mm / 0.85 In	4 days	1018 mb / 31 In
2019	28°C / 82°F	24°C / 76°F	26°C / 78°F	181 hours	56.40 mm / 2.22 In	12 days	1015 mb / 30 In
2020	27°C / 81°F	23°C / 73°F	25°C / 76°F	56 hours	23.68 mm / 0.93 In	4 days	1015 mb / 30 In
2021	29°C / 84°F	23°C / 74°F	25°C / 77°F	83 hours	37.60 mm / 1.48 In	7 days	1016 mb / 30 In
2022	28°C / 82°F	22°C / 72°F	24°C / 76°F	113 hours	27.20 mm / 1.07 In	1 days	1015 mb / 30 In
2023	28°C / 82°F	23°C / 73°F	25°C / 77°F	116 hours	78.71 mm / 3.10 In	1 days	1015 mb / 30 In
2024	28°C / 82°F	25°C / 77°F	26°C / 79°F	124 hours	424.05 mm / 16.69 In	14 days	1015 mb / 30 In

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