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.

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For a detailed overview over the year and the best time to visit Denmark, check out our Ishøj's climate page.

Ishøj Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 18°C (64°F)  

Water Temperature 14°C (57°F) *  

Chance of Rain 45%  

Precipitation 69 mm (2.7 in)  

Rainy days 14 days  

Humidity 79% *  

Windspeed 5 m/s (10 knots) *  

Sunshine 142 hours *  

Percentage Sunshine 41% *  

* Data from: Copenhagen, Denmark (15 KM, 9 Miles).

What to Wear in Ishøj in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. The water temperature sits at about 14°C (57°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Ishøj in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

10/10

Walking

10/10

Camping

8/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Denmark, check out our Ishøj's climate page.

More climate data for Ishøj

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Ishøj climate overview or explore weather in Denmark.