Fonni Weather in December

December in Fonni brings moderate temperatures, with highs of 13°C (55°F) and nights dropping to 4°C (39°F). Rainfall is on the higher side this month, averaging around 74 mm (2.9 in), so keep a rain jacket handy.

Rainfall in Fonni in December

Based on our climate data of the past 30 years, about 16 days of rain are anticipated, with 74 mm (2.9 in) on average. This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.

Temperature in Fonni in December

December in Fonni sees highs of 13°C (55°F) and lows of 4°C (39°F) overnight. December marks the winter season. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights fall to 4°C (39°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Fonni. Our weather planner can help you explore destinations with more pleasant weather conditions.