December · Iceland
Best time to visit Gullfoss in December Weather, crowds & prices
Weather in Gullfoss in December
Average temperature -9°C, 159 mm of rain, about 0 days with 6+ hours of sunshine and 96% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
December score
0.4/10
Ranked #11 of 12 months
- Avg temp
- -9°C
- Rainfall
- 159 mm
- Humidity
- 96%
- Days with 6h+ sun
- 0
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
December in Gullfoss scores 0.4/10 for nature and wildlife travel - ranked #11 of 12. Expect around -9°C, 159 mm of rain, and roughly 0 days with 6+ hours of sunshine this month.
Gullfoss tumbles in two wide tiers into a canyon on the Hvítá river, part of Iceland's Golden Circle route.
December in Gullfoss: expect compromises
December sits at -9°C (16°F), firmly in deep-winter territory. Plan compact outdoor blocks with warm reset points between them rather than full days outside.
159 mm of water-equivalent precipitation makes this a snowy month at resort level; what falls stays as snow, with almost no days with 6+ hours of sunshine and 3.5 hours of daylight.
That is 0.4/10 on the same scale — 11th of 12 months, versus 6.6/10 for the best month here.
Pack insulated layers, a windproof shell, gloves and boots with grip, a proper rain shell rather than an umbrella, footwear you can get muddy.
Budget for low-season pricing, and crowds are light for this destination.
If your dates are flexible, July is materially better in Gullfoss — 6.2 points higher on the same scale.
Frequently asked
- What is the weather like in Gullfoss in December?
- In December, Gullfoss averages -9°C, 159 mm of rain, and about 0 days with 6+ hours of sunshine. Its climate-comfort score is 0.4/10.
- Is December a good time to visit Gullfoss?
- December earns a 0.4/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Gullfoss in December?
- Expect about 159 mm of rain in December. Average humidity is 96% and there are about 0 days with 6+ hours of sunshine.
Curated in Gullfoss
Tickets & experiences
Things to do in Gullfoss
Gullfoss, Iceland. Live activities and tours from GetYourGuide, matched to this destination.