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Kalmar

Ironman Kalmar weather

Kalmar is often mild but exposed, with Baltic wind and showers shaping the race-day read.

IronmanAugustOcean swim

Typical race window

August weather in Kalmar

Monthly climate normal from 2016-2025 archive data.

August
Air temperature

14°C-22°C

Average wind

18 km/h

Peak daily wind

39 km/h

Wet-day chance

35%

A typical day in August averages 1.8 mm of precipitation, with average gusts around 42 km/h. Treat this as planning context, not a live forecast.

Jan

3°C

Feb

4°C

Mar

7°C

Apr

11°C

May

16°C

Jun

21°C

Jul

22°C

Aug

22°C

Sep

18°C

Oct

13°C

Nov

7°C

Dec

4°C

Swim

The Baltic swim can be cool and wind-affected despite relatively protected town waters.

Bike

Bridge and island exposure can make wind direction a major bike-course factor.

Run

Cooler temperatures can be friendly for the run, unless rain and wind reduce comfort.

Live race-day forecast

Build the exact read when your date matters.

This race page stays evergreen. For date, start time and expected segment durations, open the race-day planner with Kalmar prefilled.

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