Kalmar
Sweden
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Kalmar, Sweden

April is a cool spring month in Kalmar, Sweden, with average temperature ranging between max 11.1°C (52°F) and min 0.8°C (33.4°F).

Temperature

In Kalmar, the average high-temperature rises, from a chilly 6°C (42.8°F) in March, to a fresh 11.1°C (52°F). In April, the average low-temperature is 0.8°C (33.4°F).

Rainfall

In Kalmar, in April, it is raining for 11 days, with typically 29mm (1.1") of accumulated precipitation. In Kalmar, during the entire year, the rain falls for 154 days and collects up to 483.3mm (19") of precipitation.

Sea temperature

In April, the average sea temperature in Kalmar is 3.8°C (38.8°F). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

Daylight

The average length of the day in April is 14.3h.

Sunshine

In April, the average sunshine is 6h.

UV index

The average daily maximum UV index in Kalmar is 3. A UV Index reading of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV radiation for the average person.
The daily maximum UV index of 3 interpret into the following advice:
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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in April in Kalmar?

In April, in Kalmar, the average high-temperature is 11.1°C (52°F), and the average low-temperature is 0.8°C (33.4°F).

How many days does it rain in April in Kalmar?

In April, in Kalmar, the rain falls for 11 days. Throughout April, 29mm (1.1") of precipitation is accumulated.

What is the sea temperature in April in Kalmar?

In April, the average sea temperature in Kalmar is 3.8°C (38.8°F). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

What is the average length of the day in April in Kalmar?

In Kalmar, the average length of the day in April is 14.3h.

How long on average sun shines in April in Kalmar?

In Kalmar, the average sunshine in April is 6h.

What is the UV index intensity in April in Kalmar?

The average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in April - Kalmar, Sweden
  • Average high temperature in April: 11.1°C

The warmest month (with the highest average high temperature) is July (22.6°C).
The month with the lowest average high temperature is January (1.8°C).

  • Average low temperature in April: 0.8°C

The month with the highest average low temperature is July (12.5°C).
The coldest month (with the lowest average low temperature) is February (-3.8°C).

Average rainfall in April - Kalmar, Sweden
  • Average rainfall in April: 29mm

The wettest month (with the highest rainfall) is July (59.5mm).
The driest month (with the lowest rainfall) is February (28.9mm).

Average rainfall days in April - Kalmar, Sweden
  • Average rainfall days in April: 11 days

The month with the highest number of rainy days is January (17 days).
The month with the lowest number of rainy days is June (9 days).

Average sea temperature in April - Kalmar, Sweden
  • Average sea temperature in April: 3.8°C

The best month for swimming (with the highest average sea temperature) is August (18.3°C).
The coldest month (with the lowest average sea temperature) is March (1.9°C).

Average daylight in April / Average sunshine in April - Kalmar, Sweden
  • Average daylight in April: 14.3h

The month with the longest days is June (Average daylight: 17.7h).
The month with shortest days is December (Average daylight: 6.9h).

  • Average sunshine in April: 6h

The month with most sunshine is June (Average sunshine: 9h).
Months with least sunshine are January and December (Average sunshine: 1).

Average UV index in April - Kalmar, Sweden
  • Average UV index in April: 3

The month with the highest UV index is June (UV index 6).
Months with the lowest UV index are January, November and December (UV index 0).