May weather forecast
Lappeenranta, Finland

Weather in May

The last month of the spring, May, is a mild month in Lappeenranta, Finland, with an average temperature ranging between max 15.1°C (59.2°F) and min 6.1°C (43°F).

Temperature

In Lappeenranta, the average high-temperature in May soars, from a chilly 6.3°C (43.3°F) in April, to a mild 15.1°C (59.2°F). In Lappeenranta, Finland, the average low-temperature is 6.1°C (43°F).

Humidity

May is the least humid month in Lappeenranta, Finland, with an average relative humidity of 66%.

Rainfall

In May, the rain falls for 14.3 days. Throughout May, 38mm (1.5") of precipitation is accumulated. Throughout the year, there are 150.8 rainfall days, and 525mm (20.67") of precipitation is accumulated.

Snowfall

Months with snowfall in Lappeenranta are January through May, October through December. May is the last month it regularly snows. During 1.6 snowfall days, Lappeenranta aggregates 28mm (1.1") of snow. Throughout the year, there are 116.2 snowfall days, and 1228mm (48.35") of snow is accumulated.

Daylight

In Lappeenranta, the average length of the day in May is 17h and 28min.
On the first day of the month, sunrise is at 04:59 and sunset at 21:09. On the last day of May, sunrise is at 03:47 and sunset at 22:22 EEST.

Sunshine

The average sunshine in May is 9.4h.

UV index

In Lappeenranta, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 4 in May transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in May in Lappeenranta?

In Lappeenranta, in May, the average high-temperature is 15.1°C (59.2°F), and the average low-temperature is 6.1°C (43°F).

What is the least humid month in Lappeenranta?

May is the least humid month in Lappeenranta, with an average relative humidity of 66%.

What is the average humidity in May in Lappeenranta?

In Lappeenranta, the average relative humidity in May is 66%.

How many days does it rain in May in Lappeenranta?

In Lappeenranta, in May, during 14.3 rainfall days, 38mm (1.5") of precipitation is typically accumulated.

What is the last month it snows in Lappeenranta?

May is the last month it regularly snows in Lappeenranta. During 1.6 snowfall days, in May, Lappeenranta aggregates 28mm (1.1") of snow.

What is the average length of the day in May in Lappeenranta?

The average day length in May in Lappeenranta, Finland, is 17h and 28min.

When is the sunrise / sunset in May in Lappeenranta?

On the first day of May in Lappeenranta, sunrise is at 04:59 and sunset at 21:09. On the last day of the month, sunrise is at 03:47 and sunset at 22:22 EEST.

How long on average sun shines in May in Lappeenranta?

In Lappeenranta, Finland, the average sunshine duration in May is 9.4h.

How high is the UV index in May in Lappeenranta?

In May, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Lappeenranta, Finland

Average temperature in May - Lappeenranta, Finland
  • Average high temperature in May: 15.1°C

The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (-4.7°C).

  • Average low temperature in May: 6.1°C

The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is January (-8.6°C).

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Average pressure in May
Lappeenranta, Finland

Average pressure in May - Lappeenranta, Finland
  • Average pressure in May: 1014.8mbar

The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1008.9mbar).

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Average wind speed in May
Lappeenranta, Finland

Average wind speed in May - Lappeenranta, Finland
  • Average wind speed in May: 11.2km/h

The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest months (with the lowest average wind speed) are July and August (10.6km/h).

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Average humidity in May
Lappeenranta, Finland

Average humidity in May - Lappeenranta, Finland
  • Average humidity in May: 66%

The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (66%).

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Average rainfall in May
Lappeenranta, Finland

Average rainfall in May - Lappeenranta, Finland
  • Average rainfall in May: 38mm

The wettest month (with the highest rainfall) is August (53mm).
The driest month (with the least rainfall) is April (32mm).

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Average rainfall days in May
Lappeenranta, Finland

Average rainfall days in May - Lappeenranta, Finland
  • Average rainfall days in May: 14.3 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in May
Lappeenranta, Finland

Average snowfall in May - Lappeenranta, Finland
  • Average snowfall in May: 28mm

The month with the highest snowfall is January (262mm).
The months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in May
Lappeenranta, Finland

Average snowfall days in May - Lappeenranta, Finland
  • Average snowfall days in May: 1.6 days

The month with the highest number of snowfall days is January (22.8 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in May /
Average sunshine in May
Lappeenranta, Finland

Average daylight in May / Average sunshine in May - Lappeenranta, Finland
  • Average daylight in May: 17h and 28min

The month with the longest days is June (Average daylight: 19h and 8min).
The month with the shortest days is December (Average daylight: 5h and 42min).

  • Average sunshine in May: 9h and 24min

The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 0h and 54min).

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Average sunshine days in May
Lappeenranta, Finland

Average sunshine days in May - Lappeenranta, Finland
  • Average sunshine days in May: 14.3 days

The month with the most sunshine days is May (14.3 days).
The month with the least sunshine days is December (4.7 days).

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Average UV index in May
Lappeenranta, Finland

Average UV index in May - Lappeenranta, Finland
  • Average UV index in May: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

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Average cloud cover in May
Lappeenranta, Finland

Average cloud cover in May - Lappeenranta, Finland
  • Average cloud cover in May: 45

The month with the most cloud cover is February (Cloud cover 84).
The months with the least cloud cover are July and August (Cloud cover 42).

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Average visibility in May
Lappeenranta, Finland

Average visibility in May - Lappeenranta, Finland
  • Average visibility in May: 9km

The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (5km).

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