Kalmar weather in August 2025

Expect 21°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Kalmar in August. Check more long-term weather averages for Kalmar in August before you book your next holiday to Sweden in 2025/2026.

  • 21°C maximum daytime temperature in August in Kalmar21
    21°C max day temperature
  • 7 hours of sunshine per day
  • 12 days with some rainfall in August in Kalmar12
    12 days with some rainfall
  • 11°C minimum night-time temperature in August in Kalmar11
    11°C min night temperature
  • 15 hours of daylight per day in August in Kalmar15
    15 hours of daylight per day
  • No heat & humidity in August in Kalmar0
    No heat & humidity
  • 54 mm monthly rainfall in August in Kalmar54
    54 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in August in Kalmar5
    5 (Moderate) UV index
  • 18°C sea temperature in August in Kalmar18
    18°C sea temperature

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The August weather guide for Sweden (Kalmar) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Kalmar in August?

Daytime temperatures usually reach 21°C in Kalmar in August, falling to 11°C at night.

How sunny is it in Kalmar in August?

There are normally 7 hours of bright sunshine each day in Kalmar in August - that's 48% of daylight hours.

How warm is the sea around Kalmar in August?

The average sea temperature around Kalmar in August is 18°C.

Does it rain in Kalmar in August?

There are usually 12 days with some rain in Kalmar in August and the average monthly rainfall is 54mm.

Kalmar August sunrise & sunset times

Browse the sunrise and sunset times for Kalmar in August 2025. Select a month to view Kalmar sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 03:55 20:05
Saturday, 16th August 2025 04:25 19:31
Sunday, 31st August 2025 04:56 18:53

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