Kerava Weather in September

Kerava in September sees moderate temperatures, with highs around 16°C (61°F) and overnight lows of 8°C (46°F). Rainfall is fairly high at around 62 mm (2.4 in) on average, so pack waterproofs just in case.

Rainfall in Kerava in September

You can expect rain on roughly 17 days based on historical data, averaging 62 mm (2.4 in) for the month. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in Kerava in September

In September, Kerava sees moderate temperatures, with highs of 16°C (61°F). Nights drop to around 8°C (46°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights drop to 8°C (46°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Kerava in September

The month experiences a moderate amount of sunlight, with 151 hours of sunshine. This provides a nice balance between sunshine and clouds.

Wind Speed in Kerava 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

At 13°C (55°F), the water is cool but manageable for those who don't mind a bit of a shock getting in. Most people adjust after a few minutes.

Should you favor a climate that's both dry and comfortably warm, June, July and August typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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

Kerava Temperature in September

Min Temperature 8°C (46°F)  

Max Temperature 16°C (61°F)  

Water Temperature 13°C (55°F) *  

Chance of Rain 55%  

Precipitation 62 mm (2.4 in)  

Rainy days 17 days  

Humidity 84% *  

Windspeed 3 m/s (6 knots) *  

Sunshine 151 hours *  

Percentage Sunshine *  

* Data from: Helsinki, Finland (12 KM, 7 Miles).

What to Wear in Kerava in September

For Kerava in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. The water temperature sits at about 13°C (55°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Kerava in September

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

Swimming

5/10

Cycling

6/10

Walking

6/10

Barbeque

6/10

Camping

4/10

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 Finland, check out our Kerava's climate page.

More climate data for Kerava

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Kerava climate overview or explore weather in Finland.