January · Greece
Best time to visit Alonnisos in January Weather, crowds & prices
Weather in Alonnisos in January
Average temperature 10°C, 95 mm of rain, about 23 days with 6+ hours of sunshine and 75% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
January score
4.9/10
Ranked #11 of 12 months
- Avg temp
- 10°C
- Rainfall
- 95 mm
- Humidity
- 75%
- Days with 6h+ sun
- 23
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
January in Alonnisos scores 4.9/10 for beach and coastal travel - ranked #11 of 12. Expect around 10°C, 95 mm of rain, and roughly 23 days with 6+ hours of sunshine this month.
Alonnisos is a Sporades island with a hilltop old village, pine-covered coast and a marine park for monk seals.
January in Alonnisos — off-season conditions
Expect 10°C (50°F) in January. A good month for city streets, viewpoints and long meals; leave swimming for another season.
Budget for roughly 95 mm of rain this month — a flexible day or two helps — with about 23 days with 6+ hours of sunshine and 9.8 hours of daylight to work around it.
That is 4.9/10 on the same scale — 11th of 12 months, versus 10/10 for the best month here.
Pack a mid-weight jacket, long sleeves and shoes you can walk 15 km in, a packable rain layer.
Budget for low-season pricing, and crowds are light for this destination.
If your dates are flexible, June is materially better in Alonnisos — 5.1 points higher on the same scale.
Frequently asked
- What is the weather like in Alonnisos in January?
- In January, Alonnisos averages 10°C, 95 mm of rain, and about 23 days with 6+ hours of sunshine. Its climate-comfort score is 4.9/10.
- Is January a good time to visit Alonnisos?
- January earns a 4.9/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Alonnisos in January?
- Expect about 95 mm of rain in January. Average humidity is 75% and there are about 23 days with 6+ hours of sunshine.
Curated in Alonnisos
Tickets & experiences
Things to do in Alonnisos
Alonnisos, Greece. Live activities and tours from GetYourGuide, matched to this destination.