Weather in Riika in joulukuu

Climate normals based on 10 years of historical data for Riika, Latvia.

Average high

2°C

Average low

-1°C

Rainfall

51 mm

14 rainy days

Sunshine

0.8h/day

Kosteus

86%

Sea temperature

2.9°C

How Hot Is Riika in joulukuu?

December in Riika averages 2°C in the afternoon and -1°C overnight, with a typical daily mean of 1°C.

Dark winter days in Riika: sun up briefly between 8:55 am and 3:45 pm, with only 0.8h of direct sun.

December is reliably wet in Riika: 51mm in 14 days, with rain a near-daily feature.

Riika is sticky and humid throughout December: 86% humidity makes the heat feel relentless.

Sea temperatures hover around 2.9°C off Riika in December — far too cold for casual swimming.

Riika sees occasional snow in December: roughly 2.4 snow days a month.

Wind picks up in Riika during December — averaging 23 kph, with gustier afternoons.

Heavy cloud blankets Riika in December — averaging 81% cover, with mostly overcast skies.