Halswell Weather in September

September in Halswell typically sees daytime highs of 15°C (59°F) and nighttime lows of 6°C (43°F). Expect some rainfall during the month.

Rainfall in Halswell in September

You can typically expect 9 days of rain this month, averaging around 53 mm (2.1 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Halswell in September

September in Halswell brings typical temperatures with highs around 15°C (59°F) and lows of 6°C (43°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 6°C (43°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Halswell in September

The area enjoys a moderate level of sunlight, with around 167 hours. It's a good balance between sunny and cloudy days.

Wind Speed in Halswell in September

September has wind speeds averaging 3 m/s (6 knots). You can expect comfortable light winds that steadily move flags and feel mild throughout the day. Since this is an average, daily conditions vary from gentle winds to more active breezes.

Average water temperature in September

The water temperature is only 10°C (50°F) this month, cold enough that most people will want to stay out. Hardy swimmers may manage a quick dip, but it won't be comfortable.

For Halswell itself, January, February, March and December 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.