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Sep 5, 2018 · The average highs and lows in Iceland during September fall between 5-11 °C (40-52 °F). These numbers though are heavily skewed. They don’t take into account cold fronts from the Arctic, storm fronts, and a whole host of other meteorological factors. Iceland is well-known for its unpredictable weather, which can change at any second.
- The weather is a bit like in summer. September is a transitional month between summer and winter weather in Iceland. If you are lucky, you’ll have beautiful sunny days with temperatures of 10-14 C (50-57 F) – that’s also pretty much what summer weather usually looks like in Iceland.
- Driving conditions are good. No snow and no ice usually means that you can easily explore Iceland by car without having to worry about the road conditions.
- Long daylight hours, but also dark nights. September has plenty of daylight hours allowing you to fill your days and see more beautiful places in Iceland in less time.
- Northern Lights. There are three conditions you need in order to see the Northern Lights: darkness, clear sky, and at least some aurora activity. With relatively good weather (read, more chance for clear skies) and about 10 hours of darkness, September is a very good month to see auroras in Iceland.
September in Iceland can be unpredictable, with temperatures ranging from around 0 (32F) to 10 (50F) degrees Celsius. Layering your clothes will allow you to adapt to the changing temperatures throughout the day. We’re talking hoodies, sweaters, thick T-shirts and stuff like that. You don’t need to be wearing a lot of layers because you’ll bring a…
- Sveinbjorn
Learn everything about Iceland's weather. Find out the average temperature by month, the weather during each season, and other useful info for planning your trip.
Jun 28, 2024 · Iceland in September starts to straddle the line between the warmth of summer and chill of winter. Temperatures average a high of 51°F and a low of 42°F. Rainfall is at 3 inches for the month and snowfall starts to creep back in at 0.2 inches on average.