Long Beach Weather in September

Long Beach in September sees pleasant daytime temperatures of 19°C (66°F) and nighttime lows of 10°C (50°F). Rainfall is fairly high this month at around 75 mm (3 in), so pack a rain jacket to stay dry.

Rainfall in Long Beach in September

You can expect rain on roughly 12 days based on historical data, averaging 75 mm (3 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Long Beach in September

In September, expect pleasant temperatures in Long Beach, with highs of 19°C (66°F) and lows of 10°C (50°F) at night. September is known for being in the summer season. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. At 10°C (50°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Long Beach in September

The days are predominantly sunny, with an estimated total of around 236 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If you prefer enjoying temperate temperatures and rain-free days, July typically offers 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.