January · Italy
Best time to visit Ischia in January Weather, crowds & prices
Weather in Ischia in January
Average temperature 14°C, 61 mm of rain, about 0 days with 6+ hours of sunshine and 73% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
January score
2.5/10
Ranked #12 of 12 months
- Avg temp
- 14°C
- Rainfall
- 61 mm
- Humidity
- 73%
- Days with 6h+ sun
- 0
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
January in Ischia scores 2.5/10 for beach and coastal travel - ranked #12 of 12. Expect around 14°C, 61 mm of rain, and roughly 0 days with 6+ hours of sunshine this month.
Thermal spas, volcanic beaches, and Aragonese Castle views suit May through October best, with June and September ideal for swimming and spa days without Naples Bay August crowds.
January in Ischia — the hardest end of the year
January averages 14°C (57°F), the range most people find easiest for walking a city all day without either overheating or losing daylight to weather.
Rainfall runs 61 mm, so plan one flexible day in three; you still get almost no days with 6+ hours of sunshine and 9.4 hours of daylight.
It scores 2.5/10 here, 12th of 12 months, against 9.8/10 in the destination's best month.
Pack layers you can shed by midday plus one warm layer for the evening, a packable rain layer.
Plan for low-season pricing, with crowds are light for this destination.
Flexible dates? July scores 7.3 points higher here — enough to change the trip.
Frequently asked
- What is the weather like in Ischia in January?
- In January, Ischia averages 14°C, 61 mm of rain, and about 0 days with 6+ hours of sunshine. Its climate-comfort score is 2.5/10.
- Is January a good time to visit Ischia?
- January earns a 2.5/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Ischia in January?
- Expect about 61 mm of rain in January. Average humidity is 73% and there are about 0 days with 6+ hours of sunshine.
Curated in Ischia
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Things to do in Ischia
Ischia, Italy. Live activities and tours from GetYourGuide, matched to this destination.