The weather in May in Lahti

It's cool in May in Lahti with an average temperature of 13°C. Temperatures this month range from a low of 8°C to a high of 16°C. At night, you can expect temperatures between 3°C and 10°C.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in May for Lahti, 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 28°C in 2014, Lahti reached the highest temperature in May over the past 10 years. The lowest daytime temperature in this month was 2°C in 2019. The extreme nighttime temperatures ranged from a lowest recorded value of -2°C to a highest value of 17°C.

Precipitation and snowfall

In May, there is an average of 25 mm of precipitation, spread over 7 days. Of the total precipitation, about 0,1 cm falls as snow in May. The wind speed is around 5 Bft, mostly coming from the Southwest.

Daily weather in May for Lahti

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

May weather comparison

  Lahti New York
Average temperature 13°C 22°C
Max. temperature 16°C 28°C
Min. temperature 3°C -5°C
Total precipitation 25 mm 105 mm
Rainy days 7 days 14 days
Total snowfall 0,1 cm 0 cm
Snowy days 1 day 0 days

Start of May

The month of May starts in Lahti with cold temps, averaging around 10°C during the day and nights around 5°C.

Mid May

By mid-May, daytime temps rise to around 14°C, with nights around 8°C. Not much precipitation expected during this period. It’s mostly dry and sunny.

End of May

By the end of May, the average daytime temperature in Lahti is around 15°C, while nighttime temps are about 9°C. A shower might pop up, but overall, the weather will be dry and sunny.

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UV index

The UV index is a maximum of 7 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 Lahti 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 Helsinki, Rovaniemi, Kuusamo, or explore other destinations in Finland.

Temperature charts

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

Daily Temperature in May in Lahti

Temperature in May in Lahti over the years

Precipitation charts

These charts show the average amount of precipitation in May in Lahti, 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 May in Lahti

Total precipitation in May in Lahti over the years

Daily Snowfall in May in Lahti

Snowfall in May in Lahti per year

Daily UV index in May in Lahti

This chart shows the average daily UV index in May in Lahti, 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 May in Lahti

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Average weather in Lahti by month

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