Search flights, hotels & activities for South Iceland
Compare flights, hotels, cars, and activities in one place.
500+airlines & travel sites compared
21,000+routes tracked
€0booking fees from us
Freeprice drop alerts
Things to Do in South Iceland in September
Real historical weather for South Iceland in September: average highs of 9°C and lows of 4°C, with around 153mm of rain (averaged over the last 3 years).
9°C
Average high
4°C
Average low
153mm
Typical rainfall
Real things to do in South Iceland in September
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Iceland South Coast Sights Small-Group Tour from Reykjavik
★ 5.0(11 reviews)· 10 hrs
From €136
Tour of Iceland South Coast with Pickup
★ 5.0(158 reviews)· 10 hrs
From €143
Iceland South Coast Full Day Small-Group Tour from Reykjavik
★ 4.8(6,364 reviews)· 10 hrs
From €115
Icelandic Horseback Riding Tour with Pickup Option from Reykjavik
★ 4.8(1,236 reviews)· 2 hrs
From €132
Iceland from Reykjavik: Golden Circle Tour with Local Surprise
★ 4.8(69 reviews)· 9 hrs
From €68
South Coast Day Tour Black Sand Beach & Waterfalls from Reykjavik
★ 4.7(3,133 reviews)· 10 hrs
From €120
South Iceland, Glacier and Black Sand Beach Small Group Tour
★ 4.7(280 reviews)· 10 hrs
From €135
Icelandic Horse Riding and Whale Watching Tour from Reykjavik
★ 4.7(50 reviews)· 5h 30m
From €194
South Iceland Highlights and Northern Lights Combo Full-Day Tour
★ 4.6(23 reviews)· 14 hrs
From €165
Westman Islands Volcano and World Largest Puffin Colony Tour
★ 4.3(23 reviews)· 2h 30m
From €110
Real listings from Viator, including live ratings and prices — clicking through takes you to book directly.
Plan the rest of your trip
Continue planning your trip to South Iceland
Same destination, real availability — no need to search again.
FAQs — South Iceland in September
Based on real historical data (averaged over the last 3 years), expect highs around 9°C and lows around 4°C, with roughly 153mm of rain.