July is the hottest month in Nässjö with an average temperature of 15°C (59°F) and the coldest is December at -2°C (28°F) with the most daily sunshine hours at 8 in June. The wettest month is September with an average of 80mm of rain. The best month to swim in the sea is in June when the average sea temperature is 31°C (88°F).
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Sunrise 07:45
Sunset 15:46
Sunrise 07:45
Sunset 15:46