May weather forecast and climate
Borgholm, Sweden

May, the last month of the spring, in Borgholm, is a cool month, with average temperature varying between 7.8°C (46°F) and 12.4°C (54.3°F).

Temperature

In May, the average high-temperature slightly increases, from a frosty 8.3°C (46.9°F) in April, to a fresh 12.4°C (54.3°F). The average low-temperature, in Borgholm, is 7.8°C (46°F).

Humidity

April through June, with an average relative humidity of 74%, are the least humid months in Borgholm, Sweden.

Rainfall

In Borgholm, Sweden, during 11.9 rainfall days, 28mm (1.1") of precipitation is typically accumulated. In Borgholm, during the entire year, the rain falls for 153.3 days and collects up to 392mm (15.43") of precipitation.

Snowfall

January through May, November and December are months with snowfall. May is the last month it regularly snows. During 0.4 snowfall days, Borgholm aggregates 2mm (0.08") of snow. In Borgholm, during the entire year, snow falls for 42.7 days, and aggregates up to 254mm (10") of snow.

Sea temperature

In Borgholm, the average seawater temperature in May is 8°C (46.4°F).
Note: At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

Daylight

The average length of the day in Borgholm is 16.5h.

Sunshine

In Borgholm, the average sunshine is 9.7h.

UV index

The average daily maximum UV index in Borgholm is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to the UV radiation for the average person.
Note: The daily maximum UV index of 4 in May interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.