Slidell Weather History Louisiana, United States of America

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Daily and hourly data from 1 Jan 2009 onwards.
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Mon 11 May, 2026 Weather in Slidell

Sunrise: 06:08 AM Sunset: 07:44 PM	Moonrise: 02:40 AM Moonset: 02:26 PM	Max: 25.8 °c	Min: 20.1 °c	Avg: 22.8 °c	Precip: 14.60 mm	Max Wind: 16.5 kph

	Mon 11 0:00 am	Mon 11 3:00 am	Mon 11 6:00 am	Mon 11 9:00 am	Mon 11 12:00 pm	Mon 11 3:00 pm	Mon 11 6:00 pm	Mon 11 9:00 pm
Icon
Temp	21.6°c	21.3°c	21.5°c	24.4°c	25.8°c	24.1°c	23.7°c	21.4°c
Wind	8.3 kmph	9.4 kmph	8.2 kmph	10.9 kmph	10.7 kmph	13.4 kmph	12.2 kmph	12.2 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	1.35 mm	1.20 mm	0.40 mm	0.80 mm
Cloud	51%	50%	55%	88%	81%	72%	76%	83%
Humidity	94%	96%	95%	87%	88%	80%	84%	94%
Pressure	1016 mb	1015 mb	1016 mb	1017 mb	1016 mb	1015 mb	1014 mb	1015 mb

Slidell Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	15°C / 60°F	7°C / 45°F	11°C / 52°F	194 hours	115.09 mm / 4.53 In	7 days	1021 mb / 31 In
February	18°C / 64°F	10°C / 50°F	14°C / 57°F	149 hours	133.11 mm / 5.24 In	7 days	1020 mb / 31 In
March	22°C / 71°F	13°C / 56°F	17°C / 63°F	180 hours	129.10 mm / 5.08 In	7 days	1018 mb / 31 In
April	25°C / 76°F	17°C / 62°F	20°C / 69°F	195 hours	120.98 mm / 4.76 In	6 days	1016 mb / 30 In
May	28°C / 83°F	21°C / 69°F	24°C / 76°F	219 hours	145.81 mm / 5.74 In	9 days	1015 mb / 30 In
June	31°C / 89°F	24°C / 75°F	27°C / 81°F	199 hours	148.15 mm / 5.83 In	12 days	1015 mb / 30 In
July	32°C / 89°F	25°C / 77°F	28°C / 83°F	178 hours	174.99 mm / 6.89 In	17 days	1016 mb / 30 In
August	32°C / 90°F	25°C / 77°F	28°C / 83°F	187 hours	228.60 mm / 9.00 In	17 days	1015 mb / 30 In
September	30°C / 86°F	23°C / 73°F	26°C / 79°F	214 hours	131.58 mm / 5.18 In	10 days	1015 mb / 30 In
October	26°C / 79°F	18°C / 64°F	22°C / 71°F	243 hours	83.31 mm / 3.28 In	5 days	1017 mb / 31 In
November	21°C / 69°F	13°C / 55°F	16°C / 61°F	211 hours	78.96 mm / 3.11 In	4 days	1020 mb / 31 In
December	17°C / 63°F	10°C / 50°F	13°C / 56°F	161 hours	138.97 mm / 5.47 In	7 days	1020 mb / 31 In

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