Guaynabo December Weather Averages Puerto Rico, United States of America

December Weather Averages for Guaynabo

High Temp	27°C	81°F
Low Temp	23°C	74°F
Avg Temp	25°C	77°F
Sunshine Hours	163 hours
Rainfall	70.32 mm	2.77 In
Rain days	6 days
Pressure	1015 mb	30 In

Guaynabo 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	24°C / 76°F	214 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	214 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	63.49 mm / 2.50 In	9 days	1013 mb / 30 In
2011	27°C / 80°F	23°C / 74°F	25°C / 77°F	214 hours	33.59 mm / 1.32 In	7 days	1015 mb / 30 In
2012	27°C / 81°F	23°C / 74°F	25°C / 77°F	174 hours	44.46 mm / 1.75 In	4 days	1014 mb / 30 In
2013	27°C / 80°F	24°C / 74°F	25°C / 77°F	121 hours	128.82 mm / 5.07 In	12 days	1016 mb / 30 In
2014	27°C / 80°F	23°C / 74°F	25°C / 77°F	237 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	189 hours	28.22 mm / 1.11 In	3 days	1017 mb / 30 In
2016	28°C / 82°F	24°C / 75°F	26°C / 78°F	207 hours	51.46 mm / 2.03 In	7 days	1016 mb / 30 In
2017	27°C / 81°F	24°C / 75°F	25°C / 78°F	214 hours	42.90 mm / 1.69 In	5 days	1016 mb / 30 In
2018	27°C / 81°F	24°C / 74°F	25°C / 77°F	277 hours	21.70 mm / 0.85 In	4 days	1018 mb / 31 In
2019	28°C / 82°F	24°C / 75°F	26°C / 78°F	177 hours	57.71 mm / 2.27 In	12 days	1015 mb / 30 In
2020	27°C / 80°F	22°C / 72°F	24°C / 76°F	34 hours	23.74 mm / 0.93 In	4 days	1015 mb / 30 In
2021	29°C / 84°F	22°C / 72°F	25°C / 76°F	92 hours	37.60 mm / 1.48 In	7 days	1016 mb / 30 In
2022	28°C / 82°F	21°C / 70°F	24°C / 75°F	112 hours	27.20 mm / 1.07 In	1 days	1015 mb / 30 In
2023	28°C / 83°F	22°C / 72°F	24°C / 76°F	99 hours	70.71 mm / 2.78 In	0 days	1015 mb / 30 In
2024	28°C / 82°F	23°C / 74°F	25°C / 78°F	72 hours	404.45 mm / 15.92 In	15 days	1015 mb / 30 In

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