Newcastle Weather in September

During September, Newcastle experiences moderate daytime temperatures of 17°C (63°F) and cooler nights around 12°C (54°F). As part of the summer season, expect quite a bit of rainfall. Around 89 mm (3.5 in) is typical.

Rainfall in Newcastle in September

The climate data from previous years indicates about 17 days of rain, averaging 89 mm (3.5 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Newcastle in September

September in Newcastle brings typical temperatures with highs around 17°C (63°F) and lows of 12°C (54°F). September marks the summer season. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights drop to around 12°C (54°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Newcastle in September

The month experiences a moderate amount of sunlight, with 109 hours of sunshine. This provides a nice balance between sunshine and clouds.

For Newcastle itself, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.