San Juan September Weather Averages Puerto Rico

September Weather Averages for San Juan

High Temp	30°C	87°F
Low Temp	26°C	78°F
Avg Temp	28°C	82°F
Sunshine Hours	184 hours
Rainfall	139.86 mm	5.51 In
Rain days	16 days
Pressure	1013 mb	30 In

San Juan September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	29°C / 84°F	26°C / 78°F	27°C / 81°F	100 hours	312.80 mm / 12.31 In	22 days	1012 mb / 30 In
2009	30°C / 86°F	26°C / 78°F	28°C / 82°F	227 hours	130.66 mm / 5.14 In	19 days	1014 mb / 30 In
2010	30°C / 85°F	26°C / 79°F	28°C / 82°F	198 hours	113.71 mm / 4.48 In	16 days	1012 mb / 30 In
2011	29°C / 85°F	26°C / 78°F	27°C / 81°F	184 hours	133.02 mm / 5.24 In	20 days	1013 mb / 30 In
2012	31°C / 87°F	26°C / 79°F	28°C / 82°F	275 hours	64.70 mm / 2.55 In	14 days	1014 mb / 30 In
2013	30°C / 85°F	26°C / 78°F	28°C / 82°F	192 hours	114.13 mm / 4.49 In	17 days	1013 mb / 30 In
2014	30°C / 86°F	26°C / 78°F	28°C / 82°F	212 hours	94.40 mm / 3.72 In	17 days	1014 mb / 30 In
2015	31°C / 88°F	26°C / 79°F	28°C / 83°F	208 hours	80.91 mm / 3.19 In	16 days	1013 mb / 30 In
2016	30°C / 87°F	26°C / 79°F	28°C / 83°F	227 hours	77.50 mm / 3.05 In	12 days	1015 mb / 30 In
2017	30°C / 86°F	26°C / 79°F	28°C / 82°F	197 hours	410.66 mm / 16.17 In	21 days	1012 mb / 30 In
2018	30°C / 86°F	26°C / 79°F	28°C / 82°F	209 hours	104.90 mm / 4.13 In	22 days	1014 mb / 30 In
2019	30°C / 87°F	26°C / 79°F	28°C / 82°F	211 hours	144.21 mm / 5.68 In	14 days	1013 mb / 30 In
2020	30°C / 87°F	26°C / 78°F	28°C / 82°F	49 hours	117.16 mm / 4.61 In	18 days	1012 mb / 30 In
2021	32°C / 89°F	25°C / 76°F	28°C / 82°F	139 hours	89.70 mm / 3.53 In	15 days	1014 mb / 30 In
2022	30°C / 87°F	25°C / 77°F	27°C / 81°F	71 hours	305.10 mm / 12.01 In	22 days	1012 mb / 30 In
2023	33°C / 91°F	26°C / 78°F	29°C / 84°F	221 hours	65.42 mm / 2.58 In	1 days	1012 mb / 30 In
2024	31°C / 88°F	26°C / 80°F	28°C / 83°F	128 hours	191.51 mm / 7.54 In	8 days	1012 mb / 30 In

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