Ishøj Weather in September

September in Ishøj typically sees daytime highs of 18°C (64°F) and nighttime lows of 11°C (52°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Ishøj in September

You can expect rain on roughly 14 days based on historical data, averaging 69 mm (2.7 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 Ishøj in September

Temperatures in Ishøj in September top out at 18°C (64°F) and drop to 11°C (52°F) overnight. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights cool down to 11°C (52°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Ishøj in September

With about 142 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

Wind Speed in Ishøj in September

September has wind speeds averaging 5 m/s (10 knots). You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.

Average water temperature in September

The water is 14°C (57°F) this month, cool enough to feel refreshing on a warm day, but cold enough that most people won't stay in for long without a wetsuit.

If your ideal day consists of dry skies and pleasant temperatures, July and August typically offer the best circumstances for Ishøj.