The weather in July in Helsinki

It's pleasantly warm in July in Helsinki with an average temperature of 21°C. Temperatures this month range from a low of 20°C to a high of 23°C. At night, you can expect temperatures between 13°C and 16°C.

Looking for sun? July isn’t a good month to be in Helsinki. The temperature is nice, but there’s too much chance of rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in July for Helsinki, Finland. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 33°C in 2019, Helsinki reached the highest temperature in July over the past 10 years. The lowest daytime temperature in this month was 10°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 6°C to a highest value of 23°C.

Water temperature

The water temperature at Helsinki is 18°C this month. You can swim, but it's a bit chilly.

Rainfall amount

In July, there is an average of 117 mm of precipitation, spread over 14 days. The wind speed is around 4 Bft, mostly coming from the Southwest.

Daily weather in July for Helsinki

Click on any day in July to get detailed info about the usual weather on that day in Helsinki. Check out the historical temperatures and precipitation over the past 10 years on this day.

July weather comparison

  Helsinki New York
Average temperature 21°C 31°C
Max. temperature 23°C 33°C
Min. temperature 13°C -5°C
Total precipitation 117 mm 160 mm
Rainy days 14 days 18 days

Start of July

The month of July starts in Helsinki with mild temps, averaging around 21°C during the day and nights around 14°C.

Mid July

By mid-July, daytime temps rise to around 22°C, with nights around 14°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of July

By the end of July, the average daytime temperature in Helsinki is around 22°C, while nighttime temps are about 16°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

Find affordable trips to Helsinki

UV index

The UV index is a maximum of 6 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.

Check out the climate of Helsinki for all months and discover the best travel time

Curious about the weather in other parts of Finland? Check out the climate and weather for spots like Rovaniemi, Kuusamo, Tampere, or explore other destinations in Finland.

Temperature charts

These charts show the average temperatures in July in Helsinki, Finland. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in July in Helsinki

Temperature in July in Helsinki over the years

Precipitation charts

These charts show the average amount of precipitation in July in Helsinki, Finland. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in July in Helsinki

Total precipitation in July in Helsinki over the years

Daily UV index in July in Helsinki

This chart shows the average daily UV index in July in Helsinki, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in July in Helsinki

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Average weather in Helsinki by month

Click on a month below to see detailed weather info for Helsinki. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.