Mývatn weather in September
Cold, with regular rainfall. Average highs of 9°C and lows of 4°C, with around 16 rainy days expected throughout the month.
While September isn't our top-rated month for Mývatn, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
9°C
Average low
4°C
Rainy days
16 days
Best months to visit
Year-round
What to do in Mývatn in September
Whatever the weather, Mývatn rewards curious visitors. Here are some of the best ways to spend your time:
Explore
Dine
Culture
Nature
Shopping
Day trips
What to pack for September
Pack for cold weather — a proper winter coat, thermal layers, waterproof boots, and warm accessories. You'll want a good base layer for outdoor activities.
Browse other months
January
-2C
Cold, with regular rainfall.
February
-1C
Cold, with regular rainfall.
March
-1C
Cold, with regular rainfall.
April
2C
Cold, with some rainy days.
May
7C
Cold, with some rainy days.
June
12C
Cool, with some rainy days.
July
13C
Cool, with regular rainfall.
August
12C
Cool, with some rainy days.
September (you are here)
9C
Cold, with regular rainfall.
October
4C
Cold, with regular rainfall.
November
0C
Cold, with some rainy days.
December
-2C
Cold, with regular rainfall.
Book your September trip to Mývatn
Find hotels, tours and experiences for the perfect escape.
