Average temperatures, rainfall and packing tips for Newcastle upon Tyne, United Kingdom in September
September in Newcastle upon Tyne is typically mild, with average daytime highs around 16°C and nights near 9°C. Temperature-wise it sits mid-range for Newcastle upon Tyne (the 5th warmest month).
September is one of the wetter months in Newcastle upon Tyne, with around 89 mm of rain - plan around showers.
If your dates are flexible, the most comfortable months in Newcastle upon Tyne are usually July and August.
← Newcastle upon Tyne weather tomorrow (live)
In September, Newcastle upon Tyne averages a daytime high of about 16°C and a night-time low of around 9°C, based on recent historical data.
September is one of the wetter months in Newcastle upon Tyne, with around 89 mm of rain - plan around showers.
September is a workable time to visit Newcastle upon Tyne, with mild days - just pack accordingly. If your dates are flexible, the most comfortable months in Newcastle upon Tyne are usually July and August.