Blue Lagoon Weather in October
With daytime temperatures of 9°C (48°F) and nighttime lows of 4°C (39°F), October in Blue Lagoon brings low temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 129 mm (5.1 in) falls on average.
Rainfall in Blue Lagoon in October
Past climate data indicates that roughly 21 days will see rain, totalling around 129 mm (5.1 in) for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.
Temperature in Blue Lagoon in October
October in Blue Lagoon brings typical temperatures with highs around 9°C (48°F) and lows of 4°C (39°F). The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. With overnight lows of 4°C (39°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.
Sunshine in Blue Lagoon in October
The area experiences limited sunny days, amounting to roughly 92 hours of sunshine. This makes it perfect for those who lean towards cooler, cloudier settings rather than intense sunlit days.October in Blue Lagoon has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Iceland, check out our Blue Lagoon's climate page.
Blue Lagoon Temperature in October
Min Temperature
4°C (39°F)
Max Temperature
9°C (48°F)
Chance of Rain
69%
Precipitation
129 mm (5.1 in)
Rainy days
21 days
Humidity
80% *
Sunshine
92 hours *
Percentage Sunshine
31% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Blue Lagoon typically stay consistent throughout October, with daily highs averaging around 9°C (48°F). Nights are cold, with lows typically ranging from 1°C (34°F) to 5°C (41°F).
Average temperatures in October
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in October
Historical weather for Blue Lagoon in October
Browse day-by-day weather records for Blue Lagoon spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Blue Lagoon historical weather extremes in October
Our historical data for Blue Lagoon spans 1976 to 2025, revealing these weather extremes.
- The warmest day in October was on October 7, 2014, with a maximum of 14°C (57°F).
- The coldest October day was on October 31, 1996, with a maximum of -2°C (28°F).
- Blue Lagoon registered its coldest October night on October 15, 1993, with temperatures dropping to -7°C (19°F).
- The wettest day in October Blue Lagoon was on October 21, 1977 with 81 mm (3.2 in) of precipitation.
Best Places in Iceland in October
Find out more about the weather in Iceland and which places have the best travel conditions in this month. See all of Iceland in October →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Blue Lagoon in October
Dress warmly and in layers for your trip to Blue Lagoon in October. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. With limited sunshine expected, sunglasses aren't a priority for packing.What To Do in Blue Lagoon in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Iceland, check out our Blue Lagoon's climate page.
Temperature Rainfall Sunshine Humidity
See the full Blue Lagoon climate overview or explore weather in Iceland.
