Guaynabo September Weather Averages Puerto Rico, United States of America

September Weather Averages for Guaynabo

High Temp	30°C	87°F
Low Temp	26°C	78°F
Avg Temp	28°C	82°F
Sunshine Hours	174 hours
Rainfall	161.56 mm	6.36 In
Rain days	16 days
Pressure	1013 mb	30 In

Guaynabo 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	102 hours	320.24 mm / 12.61 In	22 days	1012 mb / 30 In
2009	30°C / 86°F	26°C / 78°F	28°C / 82°F	225 hours	144.99 mm / 5.71 In	19 days	1014 mb / 30 In
2010	30°C / 85°F	26°C / 79°F	28°C / 82°F	188 hours	111.30 mm / 4.38 In	16 days	1012 mb / 30 In
2011	29°C / 85°F	26°C / 78°F	27°C / 81°F	180 hours	130.91 mm / 5.15 In	20 days	1013 mb / 30 In
2012	31°C / 87°F	26°C / 79°F	28°C / 82°F	274 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	195 hours	114.02 mm / 4.49 In	17 days	1013 mb / 30 In
2014	30°C / 86°F	26°C / 78°F	27°C / 81°F	206 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	207 hours	76.89 mm / 3.03 In	16 days	1013 mb / 30 In
2016	30°C / 87°F	26°C / 79°F	28°C / 82°F	231 hours	77.50 mm / 3.05 In	12 days	1015 mb / 30 In
2017	30°C / 85°F	26°C / 79°F	28°C / 82°F	194 hours	423.76 mm / 16.68 In	21 days	1012 mb / 30 In
2018	30°C / 86°F	26°C / 78°F	28°C / 82°F	206 hours	104.90 mm / 4.13 In	22 days	1014 mb / 30 In
2019	30°C / 86°F	26°C / 79°F	28°C / 82°F	205 hours	148.71 mm / 5.85 In	15 days	1013 mb / 30 In
2020	30°C / 86°F	25°C / 77°F	27°C / 81°F	51 hours	118.38 mm / 4.66 In	19 days	1012 mb / 30 In
2021	32°C / 89°F	24°C / 76°F	27°C / 81°F	123 hours	89.70 mm / 3.53 In	15 days	1014 mb / 30 In
2022	30°C / 86°F	24°C / 76°F	27°C / 80°F	59 hours	305.10 mm / 12.01 In	22 days	1013 mb / 30 In
2023	33°C / 92°F	25°C / 77°F	28°C / 83°F	172 hours	60.16 mm / 2.37 In	2 days	1013 mb / 30 In
2024	31°C / 88°F	25°C / 77°F	28°C / 82°F	70 hours	519.51 mm / 20.45 In	12 days	1013 mb / 30 In

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