Slidell September Weather Averages Louisiana, United States of America

September Weather Averages for Slidell

High Temp	30°C	86°F
Low Temp	23°C	73°F
Avg Temp	26°C	79°F
Sunshine Hours	213 hours
Rainfall	138.58 mm	5.46 In
Rain days	11 days
Pressure	1015 mb	30 In

Slidell September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	29°C / 84°F	22°C / 72°F	25°C / 77°F	223 hours	232.98 mm / 9.17 In	9 days	1015 mb / 30 In
2009	28°C / 83°F	24°C / 74°F	26°C / 78°F	148 hours	234.85 mm / 9.25 In	20 days	1015 mb / 30 In
2010	31°C / 88°F	23°C / 73°F	26°C / 80°F	292 hours	32.74 mm / 1.29 In	6 days	1014 mb / 30 In
2011	29°C / 84°F	21°C / 70°F	25°C / 77°F	244 hours	358.36 mm / 14.11 In	10 days	1014 mb / 30 In
2012	29°C / 85°F	22°C / 72°F	25°C / 78°F	241 hours	110.91 mm / 4.37 In	9 days	1016 mb / 30 In
2013	31°C / 87°F	24°C / 74°F	27°C / 80°F	219 hours	78.41 mm / 3.09 In	12 days	1014 mb / 30 In
2014	30°C / 87°F	23°C / 74°F	26°C / 80°F	229 hours	121.09 mm / 4.77 In	14 days	1016 mb / 30 In
2015	29°C / 85°F	23°C / 73°F	26°C / 78°F	164 hours	104.19 mm / 4.10 In	9 days	1014 mb / 30 In
2016	31°C / 88°F	24°C / 75°F	27°C / 80°F	239 hours	116.18 mm / 4.57 In	15 days	1016 mb / 30 In
2017	30°C / 86°F	22°C / 71°F	25°C / 78°F	277 hours	34.89 mm / 1.37 In	7 days	1015 mb / 30 In
2018	30°C / 86°F	24°C / 76°F	27°C / 80°F	143 hours	212.38 mm / 8.36 In	22 days	1015 mb / 30 In
2019	32°C / 90°F	24°C / 75°F	28°C / 82°F	302 hours	22.70 mm / 0.89 In	6 days	1016 mb / 30 In
2020	28°C / 83°F	22°C / 71°F	25°C / 77°F	139 hours	295.11 mm / 11.62 In	10 days	1014 mb / 30 In
2021	28°C / 83°F	22°C / 71°F	25°C / 76°F	165 hours	197.00 mm / 7.76 In	16 days	1015 mb / 30 In
2022	30°C / 87°F	22°C / 71°F	25°C / 78°F	221 hours	67.20 mm / 2.65 In	9 days	1015 mb / 30 In
2023	33°C / 92°F	23°C / 73°F	27°C / 81°F	242 hours	42.67 mm / 1.68 In	1 days	1014 mb / 30 In
2024	29°C / 85°F	23°C / 73°F	26°C / 78°F	150 hours	188.55 mm / 7.42 In	7 days	1012 mb / 30 In

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