Vientiane September Weather Averages Vientiane, Lao People's Democratic Republic

September Weather Averages for Vientiane

High Temp	31°C	87°F
Low Temp	24°C	74°F
Avg Temp	27°C	80°F
Sunshine Hours	101 hours
Rainfall	363.96 mm	14.33 In
Rain days	19 days
Pressure	1008 mb	30 In

Vientiane September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	30°C / 85°F	23°C / 73°F	26°C / 78°F	80 hours	346.24 mm / 13.63 In	23 days	1008 mb / 30 In
2009	31°C / 88°F	24°C / 74°F	27°C / 80°F	184 hours	292.98 mm / 11.53 In	16 days	1008 mb / 30 In
2010	30°C / 87°F	23°C / 74°F	26°C / 79°F	138 hours	407.72 mm / 16.05 In	19 days	1009 mb / 30 In
2011	30°C / 86°F	23°C / 74°F	26°C / 79°F	79 hours	558.64 mm / 21.99 In	27 days	1007 mb / 30 In
2012	31°C / 88°F	23°C / 74°F	27°C / 80°F	189 hours	256.58 mm / 10.10 In	15 days	1009 mb / 30 In
2013	30°C / 87°F	23°C / 74°F	26°C / 79°F	69 hours	413.66 mm / 16.29 In	22 days	1008 mb / 30 In
2014	31°C / 88°F	24°C / 75°F	27°C / 80°F	127 hours	441.25 mm / 17.37 In	22 days	1008 mb / 30 In
2015	31°C / 87°F	24°C / 76°F	27°C / 81°F	67 hours	384.34 mm / 15.13 In	20 days	1009 mb / 30 In
2016	31°C / 88°F	24°C / 75°F	27°C / 81°F	113 hours	327.21 mm / 12.88 In	22 days	1008 mb / 30 In
2017	32°C / 89°F	24°C / 76°F	28°C / 82°F	116 hours	314.49 mm / 12.38 In	20 days	1009 mb / 30 In
2018	32°C / 89°F	24°C / 75°F	27°C / 81°F	170 hours	243.19 mm / 9.57 In	15 days	1009 mb / 30 In
2019	31°C / 88°F	23°C / 74°F	27°C / 80°F	214 hours	121.68 mm / 4.79 In	11 days	1010 mb / 30 In
2020	31°C / 88°F	25°C / 76°F	27°C / 81°F	12 hours	300.65 mm / 11.84 In	22 days	1008 mb / 30 In
2021	30°C / 87°F	23°C / 73°F	26°C / 79°F	41 hours	414.70 mm / 16.33 In	21 days	1008 mb / 30 In
2022	30°C / 86°F	23°C / 73°F	26°C / 78°F	17 hours	341.70 mm / 13.45 In	23 days	1007 mb / 30 In
2023	30°C / 85°F	23°C / 73°F	26°C / 78°F	27 hours	689.76 mm / 27.16 In	14 days	1007 mb / 30 In
2024	30°C / 86°F	23°C / 74°F	26°C / 79°F	52 hours	314.77 mm / 12.39 In	12 days	1006 mb / 30 In

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