September weather forecast in Jan Mayen

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In September, the weather in Jan Mayen is typically cold. Average daily high temperature in September is about 7 degrees above zero. On average, Jan Mayen has 23 rainy, 6 cloudy, and 1 sunny day in September. The rains are usually heavy. September as well as January, May, August, and October is considered the most uncomfortable time to visit Jan Mayen.

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