Late summer · Weather & things to do
Jökulsárlón in August
Little changes in Jökulsárlón from July: highs stay near 49°F (10°C), lows near 46°F (8°C), and about 5.7 in (146 mm) of rain falls.
At 44/100 for comfort (3rd of 12), it's one of the best months to visit.
- Avg high
- 49°F (10°C)
- Avg low
- 46°F (8°C)
- Rain
- 5.7 in (146 mm)
- Humidity
- 87%
- Cloud cover
- 84%
- Daylight
- ~16 h 02 min
- Comfort score
- 44/100 · Tough
What August feels like
It's cool, with highs near 49°F (10°C), so a proper jacket stays on most of the day.
Lows average 46°F (8°C).
Rain is a real factor, with about 5.7 in (146 mm) across the month.
Expect plenty of overcast days, with cloud cover near 84%.
With about 16 h 02 min of daylight, evenings stay light late.
Plan around August
August is one of Jökulsárlón's best months on the climate data.
- Last of the best-scoring months: by September, the score drops to 30/100.
- Comfort slips from 47/100 in July to 44/100.
- August sits inside the Jun – Sep window our Iceland Ring Road route recommends.
What to pack for August
- Insulated jackethighs only 49°F
- Rain jacket and waterproof shoesfrequent rain
- Comfortable walking shoesmost picks involve some walking
What to do in Jökulsárlón in August
A mixed month: these picks balance outdoor stops with indoor fallbacks.
Jökulsárlón boat tour
Amphibious boat or zodiac trips among the icebergs.
Why now Our curated notes say it's best May–Oct.
Þórbergssetur
Hali farm cultural center and restaurant serving local char and lamb.
Why now A warm sit-down stop when highs sit around 49°F.
Fjallsárlón
Smaller lagoon right under the glacier tongue with fewer crowds.
Frost Restaurant
Buffet restaurant at the Fjallsárlón visitor center with glacier views.
Why now Somewhere to warm up between colder walks.
Jökulsárlón Glacier Lagoon
Lagoon full of icebergs calved from Breiðamerkurjökull.
Nearby in August
- Vík in August~96 mi · highs 55°F, 6.5 in rain · 3°C (5°F) warmer by day, wetter
- Mývatn in August~108 mi · highs 48°F, 3.3 in rain · similar daytime temperatures, drier
- Reykjavík in August~172 mi · highs 56°F, 4.8 in rain · 4°C (7°F) warmer by day, drier
NASA POWER 2001–2025 monthly averages on a ~50 km grid. Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Jökulsárlón in August: quick answers
Is August a good time to visit Jökulsárlón?
Yes. On the climate data it's one of the best months, scoring 44/100. Expect highs of 49°F (10°C) and 5.7 in (146 mm) of rain. August is inside the Jun – Sep window our Iceland Ring Road route recommends.
How cold is Jökulsárlón in August?
Average highs are 49°F (10°C) and average lows 46°F (8°C), making it the 2nd-warmest month by daytime highs.
Does it rain a lot in Jökulsárlón in August?
Yes: about 5.7 in (146 mm) of rain falls across August on average, the 4th-driest month of the year. The annual total is about 93.6 in (2377 mm).
What should I pack for Jökulsárlón in August?
Bring insulated jacket (highs only 49°F), rain jacket and waterproof shoes (frequent rain) and comfortable walking shoes (most picks involve some walking).
More on Jökulsárlón
Routes in season in August
- Iceland Ring Road Jun – Sep
Planning Jökulsárlón in August?
Plan it together in TripsCircle: one itinerary, one shared packing list and costs split as you go.