Jamestown September Weather Averages Saint Helena

September Weather Averages for Jamestown

High Temp	20°C	67°F
Low Temp	18°C	64°F
Avg Temp	19°C	66°F
Sunshine Hours	39 hours
Rainfall	1.88 mm	0.07 In
Rain days	0 days
Pressure	1019 mb	31 In

Jamestown September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	20°C / 68°F	19°C / 66°F	19°C / 67°F	148 hours	0.50 mm / 0.02 In	0 days	1019 mb / 31 In
2010	20°C / 68°F	19°C / 66°F	19°C / 67°F	18 hours	0.20 mm / 0.01 In	0 days	1018 mb / 31 In
2011	19°C / 67°F	18°C / 65°F	19°C / 66°F	48 hours	0.90 mm / 0.04 In	0 days	1019 mb / 31 In
2012	19°C / 67°F	18°C / 65°F	19°C / 65°F	8 hours	0.30 mm / 0.01 In	0 days	1020 mb / 31 In
2013	19°C / 67°F	18°C / 65°F	19°C / 66°F	27 hours	0.10 mm / 0.00 In	0 days	1019 mb / 31 In
2014	20°C / 68°F	19°C / 65°F	19°C / 66°F	12 hours	0.90 mm / 0.04 In	0 days	1019 mb / 31 In
2015	20°C / 68°F	18°C / 65°F	19°C / 66°F	40 hours	0.10 mm / 0.00 In	0 days	1019 mb / 31 In
2016	20°C / 68°F	18°C / 65°F	19°C / 66°F	35 hours	0.50 mm / 0.02 In	0 days	1020 mb / 31 In
2017	20°C / 67°F	18°C / 64°F	19°C / 66°F	49 hours	1.20 mm / 0.05 In	0 days	1019 mb / 31 In
2018	20°C / 67°F	18°C / 64°F	18°C / 65°F	23 hours	0.30 mm / 0.01 In	0 days	1019 mb / 31 In
2019	20°C / 68°F	18°C / 64°F	19°C / 66°F	26 hours	0.40 mm / 0.02 In	0 days	1019 mb / 31 In
2020	19°C / 67°F	15°C / 59°F	18°C / 64°F	1 hours	0.50 mm / 0.02 In	0 days	1019 mb / 31 In
2021	20°C / 68°F	17°C / 63°F	19°C / 66°F	79 hours	1.10 mm / 0.04 In	0 days	1019 mb / 31 In
2022	19°C / 67°F	18°C / 64°F	18°C / 65°F	17 hours	3.00 mm / 0.12 In	0 days	1019 mb / 31 In
2023	20°C / 67°F	17°C / 63°F	18°C / 65°F	47 hours	18.23 mm / 0.72 In	0 days	1020 mb / 31 In

Cities Near Jamestown

Quick and Easy Signup for Weather API

WeatherAPI.com makes it super easy to integrate our realtime, daily, hourly and 15 min interval weather forecast data, historical weather, marine weather, bulk request, air quality data, autocomplete, time zone, astronomy and sports data into your new or existing project.

Get Started