Iasi weather in December 2025

Expect 3°C daytime maximum temperatures in the shade with on average 2 hours of sunshine per day in Iasi in December. Check more long-term weather averages for Iasi in December before you book your next holiday to Romania in 2025/2026.

  • 3°C maximum daytime temperature in December in Iasi3
    3°C max day temperature
  • 2 hours of sunshine per day
  • 13 days with some rainfall in December in Iasi13
    13 days with some rainfall
  • -4°C minimum night-time temperature in December in Iasi-4
    -4°C min night temperature
  • 9 hours of daylight per day in December in Iasi9
    9 hours of daylight per day
  • No heat & humidity in December in Iasi0
    No heat & humidity
  • 29 mm monthly rainfall in December in Iasi29
    29 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Iasi1
    1 (Low) UV index

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The December weather guide for Romania (Iasi) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How cold is it in Iasi in December?

Daytime temperatures usually reach 3°C in Iasi in December, falling to -4°C at night.

How sunny is it in Iasi in December?

There are normally 2 hours of bright sunshine each day in Iasi in December - that's 22% of daylight hours.

Does it rain in Iasi in December?

There are usually 13 days with some rain in Iasi in December and the average monthly rainfall is 29mm. Rain may fall as snow in this month.

Iasi December sunrise & sunset times

Browse the sunrise and sunset times for Iasi in December 2025. Select a month to view Iasi sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 07:35 16:22
Tuesday, 16th December 2025 07:50 16:21
Wednesday, 31st December 2025 07:56 16:30

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